SMC Networks SMC8606T manuale d’uso

Gigabit Ether net Switch ◆ 6 auto-MDIX 10/100/1000BASE-T ports ◆ T wo slots for hot-swappable 1000B ASE-X GBIC modules ◆ 16 Gbps of agg regate switch bandw idth ◆ Support for redundant po wer unit ◆ Up to four port trunks per s witch ◆ Port mirroring for non-i ntrusi ve analysis ◆ QoS support for t wo-le vel priority ◆ Full support [...]

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6 Hughes Irvine, CA 9261 8 Phone: (9 49) 707-24 00 T igerSwitch 1000 Manag ement Guide From SMC’ s T iger line of feature-rich w o rkgroup LAN solutions September 2001 Pub. # 1 500 00004 900 A R02[...]

Informati on furnished by SMC Networ ks, Inc. (SMC) is believed to be accu rate and r eliable. Ho wever , no re sponsibi lity is assumed b y SMC for its us e, no r for a ny infr inge ment s of pat ents or other rig hts of thi rd part ies w hich m ay r esul t from its use. No licens e is gr ant ed by imp lication or otherwise under any paten t or pa[...]

i L IMITED W ARRANTY Limite d W arranty St atemen t: SMC Networks, Inc. (“SMC”) warrants its prod ucts to be free from defects in workm anship and mate rials, under nor mal use and service, for the applicable warranty term. All SMC prod ucts carry a standard 90-day limited war ranty from the d ate of pu rchase from S MC o r its Auth oriz ed Res[...]

L IMITED W ARRAN TY ii REPLACE MENT OF THE PRODUCT IN QUESTION, A T SMC’S OPTION. THE FOREGO ING W ARRANT IES AND REME DIES ARE EXCLU SIVE AND ARE IN LIEU OF ALL OTH ER W ARRANT IES O R CON DITION S, EXP RESS O R IMP LIED, E ITHER IN F ACT OR BY OPERA TION OF LA W , ST A TUTORY OR OTHER WISE, INCLUD ING W ARRANTIES OR CO NDIT IONS O F ME RCHANT A[...]

iii T ABLE OF C ONTENTS 1 Switch Management . . . . . . . . . . . . . . . . . . . . . . 1-1 Configu ration Opt ions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Requir ed Conn ections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1- 2 Consol e Port (Out -of-Band) Connectio ns . . . . . . . . . . . . 1- 2 Remote Mana[...]

T ABLE OF C ONTENTS iv Disp layi ng t he Sp ann ing Tree B rid ge St ate . . . . . . 2- 35 Displ aying the Span ning Tree Port Stat e . . . . . . . . 2-37 Using a Mirror P ort for A nalysis . . . . . . . . . . . . . . . . . 2-39 Configu ring Por t Trunks . . . . . . . . . . . . . . . . . . . . . . 2-40 IGMP Mu lticast Filt ering . . . . . . . . . .[...]

T ABLE OF C ONTENTS v Main Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 IP Confi guration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11 SNMP Co nfiguratio n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13 SNMP Co mmunity . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1[...]

T ABLE OF C ONTENTS vi IP Mult icast Re gistrat ion Table . . . . . . . . . . . . . . . . . . 3-42 Port Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4 3 Port Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-43 Port Configurati o n . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-44 Po[...]

T ABLE OF C ONTENTS vii Consol e Port to 25-P in DTE P ort on PC . . . . . . . . . . . . . B -3 Glossary Index[...]

T ABLE OF C ONTENTS viii[...]

1-1 C HAPTER 1 S WITCH M ANAGEMENT Configuration Options For ad vanced manag ement cap ability , the TigerSwi tch 1000 managemen t agent provi des a menu-driv en system con figurat ion prog ram. Th is progra m can be acces sed by a direct or m odem conne ctio n to the se rial port on the front pa nel ( out-o f-ba nd), or by a T elnet co nnecti on o[...]

S WIT CH M ANAGEMENT 1-2 Required Connections Console Port (Out-of-Band) Connections Attach a VT100 c ompatible terminal or a P C running a terminal emula tion pr ogra m to the serial po rt on the swit ch ’ s front pa nel. Use the null- modem cab le prov ided wit h this package, or use a null modem conn ection that comp lies with the wiring ass i[...]

S WITCH M ANA GEM ENT 1-3 Remote Management via the Console Port Configure th e Switch Site Conn ect the swi tch ’ s DB 9 seri al port t o the m odem ’ s seria l port using standard cabling. Fo r most mod ems which us e a 25-pin port, you will have to prov ide an RS-232 cable with a 9-pin co nnector on one end an d a 25-pin connect or on t he o[...]

S WIT CH M ANAGEMENT 1-4 In-Band Connections Prior to access ing the swi tch v ia a network co nnec tion, you must firs t confi gure it wi th a va lid IP ad dress, subnet mask, and defaul t gateway using an out-of-b and co nnection o r the B OOTP prot ocol. After co nfig urin g the sw itch ’ s IP parameters , you can access th e on-bo ard co nfig[...]

2-1 C HAPTER 2 C ONSOLE I NTERFACE Log-in Screen Once a d irect conne ction t o the serial p ort or a T elnet conn ecti on is estab lished, t he log-in scre en for the onboar d configur ation program appears as shown be low. If this is yo ur fi rst time to lo g into the co nfigurat ion pr ogram, then the de fault user name s are “ admin ” and ?[...]

C ONSO LE I NTER FACE 2-2 Note: You ar e allowed three attempts to en ter th e correc t passwor d; on the th ird fai led attempt th e curre nt conne ction i s terminat ed. Main Menu The M ain Me nu is the fir st scre en seen afte r succe ssful ly lo ggin g into th e syst em. SMC Tiger Switc h 1000 Loca l Man ageme nt - - SMC860 6T < Ma in M enu [...]

C ONSOLE I NTER F ACE 2-3 Serial Port Configuration Sets communication parameters for the serial port, including management mode, baud rate, console time-out, and screen data refresh interval. SNMP Configuration Activates traps; and configures communities and trap managers. Console Login Configuration Sets user names and passwords for system access[...]

C ONSO LE I NTER FACE 2-4 BStorm Control Configuration Allows you to enable/disable broadcast stor m control on a per-port basis and set the packet-per-second threshold. Port Security Configuration Allows you to enable and configure port security for the switch. Extended Bridge Configuration Displays/configures extended bridge capabilities provided[...]

C ONSOLE I NTER F ACE 2-5 IP Multicast Registration Table Displays all the multicast groups ac tive on this switch, including multicast IP addresses and corresponding VLAN IDs. Static Unicast Address Table Configuration Used to manually configure host MAC addresses in the unicast table. Reset system menu Restarts system with options to use POST, or[...]

C ONSO LE I NTER FACE 2-6 System and Switch Information Use the “ Ab out th is pro duct ” menu t o disp lay a basic d escri ption of the switch , incl udin g cont act info rm ati on, and h ard ware/ firmware versio ns. S MC T igerS witch 1000 L ocal Mana gemen t -- SMC8606 T < About t his produ ct > System In form ation Switch In form ati[...]

C ONSOLE I NTER F ACE 2-7 Displaying System Information Use the Sy stem Info rm ation s creen to display desc riptiv e inform ation about th e switch, or for quick sys tem ident ificat ion as shown i n the follo wing figu re and t able. SMC Tiger Switc h 1000 Loca l Man ageme nt - - SMC860 6T < Sy stem Info rmati on > System Des crip tion : S[...]

C ONSO LE I NTER FACE 2-8 Displaying Switch Version Use the Switch Info rmation screen t o display hardware/firmware versio n nu mbers for th e s witch, as w ell as th e p ower status of th e system. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < Sw itch Info rmati on > Ma in Bo ard Hard ware Version : V1. 0 (850 C PU) Firm ware[...]

C ONSOLE I NTER F ACE 2-9 Management Setup Menu After initiall y logging onto t he syst em, adjust the c ommunicat ion parameter s for your conso le to ensu re a re liable co nnec tion (Serial Port Configurat ion). Spec ify the IP addresses for th e switch (Network Configur ation / IP Conf iguration ), and then set th e Admin istrator and User pass[...]

C ONSO LE I NTER FACE 2-10 SNMP Configuration Activates traps; and configures communities and trap managers. Console Login Configuration Sets user names and passw ords for system access, as well as the invalid password threshold and lockout time. TFTP Download New Software Downloads new version of firmware to update your system (in-band). Configura[...]

C ONSOLE I NTER F ACE 2-11 Changing the Network Configuration Use the Networ k Configu ration me nu to set the bootup op tion, confi gure th e swi tch ’ s Inte rn et Pr otoc ol (IP ) para mete rs, en able the on-boar d W eb server , or to s et the number of concur rent T elnet sessio ns allowe d. The sc ree n shown below i s descr ibed i n the fo[...]

C ONSO LE I NTER FACE 2-12 IP Configuration Use the IP Configu ration sc reen to set the bootup option , or confi gure th e swi tch ’ s IP parame ters . The scre en sho wn below i s descr ibed in the foll owing table. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < I P Co nfigu ratio n > In terface Typ e : E thern et IP Addr es[...]

C ONSOLE I NTER F ACE 2-13 Subnet Mask 255.255.0.0 Subnet mask of the switch. This mask identifies the host address bits used for routing to specific subnets. Default Gateway The gateway that the sw itch ’ s agent uses to pass data to the management station. Note that the gateway must be defined if the management station is located in a different[...]

C ONSO LE I NTER FACE 2-14 IP Connectivity Test (Ping) Use the I P Connect ivity T est to see if anoth er site on the Inte rn et can be rea ched. The scr een shown below is described in th e follo wing tabl e. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < IP Con nect ivity Test (Pin g) > I P Add ress : Test Time s : 1 Interva l[...]

C ONSOLE I NTER F ACE 2-15 HTTP Configuration Use th e HTTP Conf iguratio n screen to enable/di sable the on-board W eb server , and to spec ify the T CP port t hat will provid e HTTP servic e. Th e scre en sh own be low is de scribe d in th e foll ow ing table. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < HTT P Co nfigu ratio n [...]

C ONSO LE I NTER FACE 2-16 Configuring the Serial Port Y ou can acc ess the o n-board c onfigur ation pr ogram b y attach ing a VT100 compati ble devic e to t he swit ch ’ s serial port . (For mo re inform ation on co nnecti ng to thi s port, se e “ Requi red Connec tions ” on page 1-2.) The communic ation par ameter s for this p ort can be a[...]

C ONSOLE I NTER F ACE 2-17 Stop bits 1 bit Se ts the stop bits of the RS-232 port. Options : 1, 2 Parity none Sets the parity of the RS-232 port. Options : none/odd/even Time-Out 10 minutes If no input is received from the attached device after this interval, the current session is automatically closed. Range : 0 - 100 minutes; 0: disabled Paramete[...]

C ONSO LE I NTER FACE 2-18 Assigning SNMP Parameters Use the SNMP Co nfiguration screen t o display and modi fy parame ters for the Simple Networ k Management Prot ocol (SNMP). The switch includ es an SNMP agent which moni tors the status of its hardw are, as wel l as the traf fic passing throug h its port s. A comput er attach ed to the networ k, [...]

C ONSOLE I NTER F ACE 2-19 Configuring C ommunity Names The f ollowing figu re and tab le de scribe ho w to configur e the communi ty string s author ized for mana gement ac cess. Up to 5 comm unity nam es may be en tered. Note: The default commun ity st ring is “ public ” with Read Onl y access. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- [...]

C ONSO LE I NTER FACE 2-20 Configuring IP Trap Managers The f ollowing figu re and tab le de scribe ho w to specify managemen t stat ions that will rec eive aut hentic ation f ailure messages or other tr ap messages from the sw itch. Up to 5 trap manager s may be entered. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < I P Tr ap Ma [...]

C ONSOLE I NTER F ACE 2-21 Console Login Configuration Use th e Management Set up: Consol e Login Co nfigurat ion to restr ict managem ent acce ss ba sed on s pecifi ed user nam es and passwor ds, or to set th e invali d passwor d thresho ld and time out. There are on ly two use r types de fined, ADMIN (Adm inistrato r) and GUEST , but you can set [...]

C ONSO LE I NTER FACE 2-22 Lock-out Time 0 Time (in minutes) the management console will be disabled, Range : 0~65535 Admin* name: admin password: null Administrator has access privilege of Read/Write for all screens. Guest* name: guest password: null Guest has access privilege of Read Only for al l sc reens . * Passwords can consist of up to 11 al[...]

C ONSOLE I NTER F ACE 2-23 Downloading System Software Using TFTP Protocol to Download Over the Netw ork Use the TFTP Downlo ad menu to load softw are u pdates in to the switc h. The do wnload fi le shoul d be an SMC8 606T bin ary fil e from SMC; ot herwise the swi tch will not acce pt it. The success of the down load opera tion d epen ds on the ac[...]

C ONSO LE I NTER FACE 2-24 Saving the System Configuration Use the Configu ration Save & Restor e menu to save th e switch config uration setti ngs to a f ile on a TFTP server . The fil e can be later d ownload ed to the swi tch to rest ore th e switc h ’ s set ting s. Th e succes s of the operat ion dep ends on the acces sibili ty of the TFT[...]

C ONSOLE I NTER F ACE 2-25 [Process TFTP Upload] Issues a request to upload the configuration settings to the specified file on the TFTP server. Upload Status Indicates if an upload is “ Complete ” or “ In Progress. ” Parameter Description[...]

C ONSO LE I NTER FACE 2-26 Configurat ion D ownload Download Server IP IP address of a TFTP server. Download Filename The name of the file that contains the swi tch configuration settings you wish to restore. [Process TFTP Download] Issues a request to the TFTP server to download the specified file. Download Status Indicates if a download is “ Co[...]

C ONSOLE I NTER F ACE 2-27 Configuring the Switch The Swit ch Configu ration Me nu is us ed to cont rol a br oad range of functi ons, including p ort conf iguration , Spanning T ree suppor t for redundan t swit ches, por t mirrori ng, mu lticast fi lterin g, and V irtual LANs. Eac h of th e setup s creens p rovided by these confi guration menus is [...]

C ONSO LE I NTER FACE 2-28 IGMP Configuration Configures IGMP multicast filtering. BStorm Control Configuration Allows you to enable/disable broadcast storm control on a per-port basis and set the packet-per-second threshold. Port Security Configuration Allows you to enable and configure port security for the switch. Extended Bridge Configuration D[...]

C ONSOLE I NTER F ACE 2-29 Configuring Port Parameters Use the Por t Configur ation menu s to set or disp lay communic ation par amete rs for any port on th e switch . S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < Po rt Conf igur ation > Flow Cont rol m ode o f all p orts : [E nable ] [Disable ] Por t Ty pe A dmin F low C ontro[...]

C ONSO LE I NTER FACE 2-30 Flow Control DISABLED Used to enabl e or disable flow control. Flow control can eliminate frame loss by “ blocking ” traffic from end stations or segments connected directly to the switch when its buffe rs fill. Ba ck pres sure is use d for half duplex and IEEE 802.3x for full duplex. Speed and Dupl ex AUTO Used to se[...]

C ONSOLE I NTER F ACE 2-31 Viewing the Current Port Configuration The Po rt State s creen displays the port type, st atus, link state, and flow c ontrol in use, as well as the com municati on speed and duple x mode. T o ch ange an y of the por t settin gs, use th e Port Confi guration me nu. SMC Tiger Switc h 1000 Loca l Man ageme nt - - SMC860 6T [...]

C ONSO LE I NTER FACE 2-32 Speed and Duplex InUse Displays the current port speed and duplex mode used. Parameter Description[...]

C ONSOLE I NTER F ACE 2-33 Using the Spanning Tree Algorithm The Sp anning T ree Algor ithm can be used to det ect and disable networ k loops, and to provide backup links bet ween swi tches, bridges or route rs. This al lows the switch t o intera ct with other bridg ing device s (that is, an ST A -compli ant swit ch, bridg e or route r) in your net[...]

C ONSO LE I NTER FACE 2-34 Configuring Bridge STA The f ollowing figu re and tab le desc ribe B ridge ST A conf iguratio n. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < Spa nning T ree Bridg e Con figu ration > Sp anning Tree Prot ocol : On Br idge Pr iori ty : 32768 He llo Tim e (i n sec onds) : 2 Ma x Age ( in s econd s) : 2[...]

C ONSOLE I NTER F ACE 2-35 Hello Time 2 Time interval (in seconds) at w hich the root device transmits a configuration message. The m inimum valu e is1. The max imum v alue is the lower of 10 or [(Max. Message Age / 2) -1]. Max (Message) Age 20 The maximum time (in seconds) a device can wait without receiving a configuration message before attempti[...]

C ONSO LE I NTER FACE 2-36 Configuring STA for Ports The fol lowing figu re and tab le desc ribe ST A con figurati on for ports. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < S panni ng Tree Por t Con figur atio n > Fa st f orwar ding mode of all port s : [ Enab le] [D isab le] P ort Type P rior ity Cos t FastFor ward ing - ---[...]

C ONSOLE I NTER F ACE 2-37 Priority 128 Defines the priority for the use of a port in the STA algorithm. If the path cost for all ports on a switch are the same, the port with the highest prior ity (i .e., lowes t valu e) will be configured as an active link in the spanning tree. When more than one port is assigned the highest priority, the port wi[...]

C ONSO LE I NTER FACE 2-38 FastForwarding DISABLED This parameter is used to enable/ disable the Fast S p anning Tree mode for the port. In this mode, ports skip the Blocked, Listening and Learning states and proceed straight to Forwarding. FastForwarding enables end-node workstations and servers to overcome time-out problems when the Spanning Tree[...]

C ONSOLE I NTER F ACE 2-39 Viewing the Current Spanning Tree Information The Spanni ng T ree Informatio n screen displays a sum mary of the ST A information for the overall bridge or for a specific port. T o make any c hanges to the paramete rs for the Sp anning Tree, use the Spanni ng T ree Configur ation men u. Displaying the Spanning Tree Bridge[...]

C ONSO LE I NTER FACE 2-40 Parameter Description Priority Device priority i s used in selecting the root d evice, root port, and designated port. The device with the highest priority becomes the STA root device. How ever, if all devices have the same priority, the device with the lowest MAC address will then become the r oot device. Hello Time The [...]

C ONSOLE I NTER F ACE 2-41 Displaying the Spanning Tree Port State The par amete rs show n in th e foll owin g figur e and ta ble a re for port ST A Inform ation. SMC TigerSwitch 1000 Local Management -- SMC8606T < Spanning Tree Port State > Port Type Status Designated Designated Designated Cost Bridge Port -----------------------------------[...]

C ONSO LE I NTER FACE 2-42 Status D isplays the current state of this port within the spanning tree: Disabled Port has been disabled by the user or has failed diagnostics. No Link There is no v alid link on the port. Blocking Port receives STA configuration messages, but does not forward packets. Listening Port will leave blocking state due to topo[...]

C ONSOLE I NTER F ACE 2-43 Designated Port (ID) The priority and number of the port o n the designated bridging device through which this swi tch must communicate with the root of the spa nning tree. Parameter Description[...]

C ONSO LE I NTER FACE 2-44 Using a Mirror Port for Analysis Y ou can mi rror traf fic from any so urce por t to a target port for real-time analysis. Y o u can then attach a network sniffer or RMON probe to the tar get por t and st udy th e traffic crossi ng the sour ce port in a comp letely uno btrusi ve manne r . When mirrorin g port traffic, not[...]

C ONSOLE I NTER F ACE 2-45 Configuring Port Trunks Port t runks can be used to incre ase th e band wid th of a ne two rk connec tion or to ensure fault recover y. Y ou can confi gure up to four tr unk co nnec tions ( comb ining 2~4 po rts in to a fat pi pe) betwe en an y two Tiger Swit ch 100 0 sw itch es. H oweve r , befor e making any ph ysical c[...]

C ONSO LE I NTER FACE 2-46 Y ou can use t he Port T runking Conf iguration screen t o set up por t trunks as shown below. Rem ember that y ou must “ Enabl e ” a new configuration before it w ill take effect. SMC TigerSwitch 1000 Local Management -- SMC8606T < Port Trunking Configuration > Trunk ID Status Member List 1 2 3 4 --------- ----[...]

C ONSOLE I NTER F ACE 2-47 IGMP Multicast Filtering Multic asting is us ed to suppor t real-time app licati ons such as video confer enci ng or stre aming audi o. A mul ticas t serv er doe s not have to es tablish a separa te connec tion wit h each cl ient. It merely broad cas ts it s servi ce to the n etwor k, an d an y ho sts w hich w ant to rece[...]

C ONSO LE I NTER FACE 2-48 Configuring IG MP This protocol allows a host to i nform its local sw itch/rout er that it wants to receiv e trans missio ns addre ssed to a spe cific multicast group. Y ou can use the IG MP Conf iguration scree n to co nfigure mult ica st filt er ing sh own be low : Note: The defau lt val ues are indic ated i n the sam p[...]

C ONSOLE I NTER F ACE 2-49 Configuring Broadcast Storm Control Use t he Broa dcast S torm Contro l Conf iguration screen to enabl e broa dcast storm cont rol for any p ort on the switc h, as shown below . SMC Tiger Switc h 1000 Loca l Man ageme nt - - SMC860 6T < Broa dcast Storm Cont rol C onfig urat ion > Broad cast cont rol o n all p orts [...]

C ONSO LE I NTER FACE 2-50 Port Security Configuration Use the Port Secur ity C onfi gura tion scree n to enab le an d con figu re port secu rity for th e swit ch. Por t Securi ty allo ws you to configu re each port with a list of MAC addresses of devic es that ar e auth orized to acc ess th e netw ork thr ough t hat por t. SMC Tige rSwit ch 1000 L[...]

C ONSOLE I NTER F ACE 2-51 Mode Port security can be set to three states; Stati c, Disable, or Learning. When set to Static, t he switch will drop packets from the port if the source MAC address does not match one of the addresses in the MAC Address list. If set t o Learning, the switch will add the source MAC address of all packets received on the[...]

C ONSO LE I NTER FACE 2-52 Configuring Bridge MIB Extensions The B ridge MIB includ es ext ensions f or man aged d evices t hat suppor t T raffic Classes, Multicas t Filt ering a nd Vi rtual LAN s. T o conf igure thes e exte nsions, use th e Exten ded Brid ge Config uration scree n as shown below: S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC[...]

C ONSOLE I NTER F ACE 2-53 Static Entry Individual Port Indicates that the switch allows static filtering for unicast and multicast addresses. (Refer to Network Monitor Menu / Static Unicast Address Table Configuration and Static Multicast Address Table Configuration.) VLAN Learning This switch uses Shared VLAN Learning (SVL), whereby all ports sha[...]

C ONSO LE I NTER FACE 2-54 Configuring Traffic Classes IEEE 80 2.1p define s up to 8 separ ate traffi c clas ses. T his switc h supports Quality of Service (QoS) by using two priority queues , with W eighte d Fair Qu euing fo r each po rt. Y ou can use the 802 .1P Confi guration m enu to c onfigure the defa ult pr iority for each p ort, or to disp [...]

C ONSOLE I NTER F ACE 2-55 Port Priority Configuration The de fault prio rity for all ing ress port s is z ero. Ther efore, any inbound frames th at do not hav e priorit y tags will be placed in t he low pr iority ou tput q ueue. Defau lt prior ity is only us ed to deter min e the output queu e for the cu rren t port ; no prio rity ta g is actuall [...]

C ONSO LE I NTER FACE 2-56 802.1P Port Traffic Class Information This swit ch prov ides two prio rity levels with weighte d fair queuin g for port egress. This means that an y frames with a default or user priori ty from 0~3 are se nt to the low pr iority queue “ 0 ” while t hose from 4 ~7 are se nt to the hig h prio rity qu eue “ 1 ” as sh[...]

C ONSOLE I NTER F ACE 2-57 Configuring Virtual LANs Y ou ca n use the VLAN con figurati on menu to assig n any por t on the s witch t o any of u p to 25 6 LAN gr oups. I n conven tional network s with routers , broa dcast tr affic is spl it up int o separate domains . Switches do not in herentl y support broadcast do mains. This can lead to bro adc[...]

C ONSO LE I NTER FACE 2-58 Note: All ports ar e assi gned onl y to VLA N 1 by default. Parameter Description VLAN Version Number The VLAN version used by this sw itch as specified in the IEEE 802.1Q standard. MAX VLAN ID Maximum VLAN ID recognized by this switch. MAX Supported VLANs Maximum number of VLANs that can be configured on this switch. Cur[...]

C ONSOLE I NTER F ACE 2-59 802.1Q VLAN Current Table Information This scr een sho ws the cu rren t port m embers o f each VLAN and whether or not t he port sup ports V LAN tagg ing. Por ts assig ned to a large VLAN gro up that cr osses se veral sw itche s shoul d use VLA N tagging. Howe ver , if you just w ant to create a small port- based VLAN for[...]

C ONSO LE I NTER FACE 2-60 802.1Q VLAN Static Table Configuration Use this scree n to c reate a new VLA N or modify the se ttings for an exist ing VLAN. Y ou can add/delete po rt member s for a VLAN, or preven t a port from be ing auto matical ly added t o a VLAN via the GVRP pr otocol . (Also, n ote that al l port s can o nly belon g to one untag [...]

C ONSOLE I NTER F ACE 2-61 2-61. ) S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < 802.1 Q VLAN Stat ic Ta ble C onfi guration > VID VLAN Name Statu s ----- ------- ---- ----- ----- ---- 1 A ctive Egre ss P orts Forbi dden Egress Port s 11 1111 11 000 0000 0 Unta gged Port s 11 1111 11 VID : 1 [Show ] [More ] [New] < APPLY >[...]

C ONSO LE I NTER FACE 2-62 Note: No VLANs are statically configured by default. [New] Sets up the screen for configuring a new VLAN. Parameter Description[...]

C ONSOLE I NTER F ACE 2-63 For exampl e, the fo llowin g scre en disp lays setti ngs for VLAN 2, which i ncludes tagged p orts 1-4, and forbidden port 8. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < 802. 1Q VL AN St atic Ta ble Confi gurat ion > VID VLAN Name Statu s ----- ------- ---- ----- ----- ---- 2 A ctive Egre ss P orts[...]

C ONSO LE I NTER FACE 2-64 802.1Q VLAN Port Configuration Use this screen to configu re port-sp ecific se ttings fo r IEEE 8 02.1Q VLAN feature s. SMC TigerSwitch 1000 Local Management -- SMC8606T < 802.1Q VLAN Port Configuration > Port PVID Acceptable Ingress GVRP GVRP Failed GVRP Last Frame Type Filtering Status Registrations PDU Origin ---[...]

C ONSOLE I NTER F ACE 2-65 GVRP Status 2 Enables or disables GVRP for this port. When disabled, any GVRP packets received on thi s port will be discarded and no GVRP registrations will be propagated from other ports. Note that GVRP must be enabled for the switch before this setting can take effect. (See Switch Configuration Menu / Extended Bridge C[...]

C ONSO LE I NTER FACE 2-66 Monitoring the Switch The N etwork Moni tor Menu pr ovides access t o port s tatistic s, RMON st atistics, IP mult icast addr esses, and the s tatic (unica st) address table. Each of t he sc reens pro vided by these menus is descr ibed in the foll owing sections . S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T[...]

C ONSOLE I NTER F ACE 2-67 IP Multicast Registration Table Displays the ports that belong to each IP Muticast group. Static Unicast Address Table Configuration Allows you to display or configure static unicast addresses. Static Multicast Address Table Configuration* Allows you to display or configure static GMRP multicast addresses. * Not implement[...]

C ONSO LE I NTER FACE 2-68 Displaying Port Statistics Port Statistics display key statis tics fro m the Et hernet-like MIB for each port . Error st atisti cs on the traf fic passing thr ough eac h port are dis played. This in formation c an be us ed to i dentif y pote ntial probl ems with t he swit ch (suc h as a f aulty port or unusuall y heavy lo[...]

C ONSOLE I NTER F ACE 2-69 Single Collision Frames* The number of successfully transmitted frames for which transmission is inhibited by exactly one coll ision. Multiple Collision Frames* A count of successfully transmitted frames for which transmission is inhibited by more that one coll ision. SQE Test Errors* A count of times that the SQE TEST ER[...]

C ONSO LE I NTER FACE 2-70 Displaying RMON Statistics Use the RM ON Sta tist ics scr een to d ispla y key stat isti cs for ea ch port f rom RMON g roup 1. (RMON groups 2, 3 and 9 can on ly be accesse d using SN MP managemen t softwar e.) The following screen display s the overall statisti cs on traf fic passing th rough each port. R MON statis tics[...]

C ONSOLE I NTER F ACE 2-71 Broadcast Frames The total number of good frames received that were directed to the broadcast address. Note that this does not include multicast packets. Multicast Frames The total number of good frames received that were directed to this multicast address. CRC/Alignment Errors The nu mber o f fr ames rec eived with C RC/[...]

C ONSO LE I NTER FACE 2-72 128-2 55 Byt e Frames The total number of packets (including bad packets) received and transmitted that were between 128 and 255 octets in length inclusive (excluding framing bits but including FCS octets). 1024- 1518 By te Frames The total number of packets (including bad packets) received and transmitted that were betwe[...]

C ONSOLE I NTER F ACE 2-73 Displaying the Unicast Address Table The A ddress T able con tains the MAC addresses and VLAN identi fier ass ociated wit h each po rt (that i s, the source p ort associat ed with the address and VLAN), sorted by MAC addr ess or VLAN ID. Y ou ca n search for a specifi c addres s, cle ar the ent ire address t able, or info[...]

C ONSO LE I NTER FACE 2-74 Port The port whose address table includes this MAC address. Status Indicates address status as: D: Dynamically learned, or P: Fixed permanently by SNMP network management software. [Show] Displays the address table based on specified VLAN ID, and sorted by p rimary key MAC or VID . [More] Scrolls through the entries in t[...]

C ONSOLE I NTER F ACE 2-75 Displaying the IP Multicast Registration Table Use the IP Multicast Re gistra tion T able to display all the mu lticast groups active on this switch, inclu ding multicas t IP addresses and the c orrespon ding VLA N ID. SMC TigerSwitch 1000 Local Management -- SMC8606T < IP Multicast Registration Table > VID Multicas[...]

C ONSO LE I NTER FACE 2-76 Configuring Static Unicast Addresses Use the Static Unicas t Addre ss T able Config uration scree n to manually confi gure ho st MAC ad dresses in th e unicas t table. Y ou can use this screen to associate a MAC address with a specific VLAN ID and sw itch port as sh own below. SMC TigerSwitch 1000 Local Management -- SMC8[...]

C ONSOLE I NTER F ACE 2-77 Status The status for an entry can be set to: Permanent: This entry is currently in use and will remain so after the next reset of the switch. DeleteOnReset: This entry is currently in use and will remain so until the next reset. Invalid: Removes the corresponding entry. Delet eOnT imeOu t:This en try i s curr ently in us[...]

C ONSO LE I NTER FACE 2-78 Resetting the Sy stem Select th e Reset Sy stem M enu unde r the M ain Men u to rese t the switch . The re set scr een in clude s opti ons as show n in th e following fi gure and table. S MC Ti gerSw itch 10 00 L ocal Manag emen t -- SMC 8606 T < Reset S yste m Men u > Re start Option : PO ST : YES Re load Fa ctor y[...]

C ONSOLE I NTER F ACE 2-79 Logging Off the System Use the Q uit Cur ren t Session comman d unde r the Main Menu to exit t he config uration program and terminate c ommunicat ions wit h the switc h for the cu rren t sessio n.[...]

C ONSO LE I NTER FACE 2-80[...]

3-1 C HAPTER 3 W EB I NTERFACE Web-Based Configuration and Monitoring In ad dition to the menu-d riven system config uration progra m, th is sw i tc h a l so p r ov i d e s a n e m be d d ed H T T P W e b a g en t . Us i n g a W e b brows er y ou can co nfig ure the swit ch a nd view stati stics to moni tor networ k activi ty. The W eb agent can be[...]

W EB I NTE R FACE 3-2 Navigating the Web Browser Interface T o access the W eb-brows er interfac e you must fi rst enter a user name and passwor d. The adm inistrato r has Read/W ri te access to all config uration paramet ers and s tatist ics. The defaul t user name for the administrator is “ admin, ” with no password. Home Page When your W eb [...]

W EB I NTER F ACE 3-3 If this is y our firs t time to access the mana gemen t agent, yo u shou ld define a new Ad minist rator passw ord, reco rd it and put it in a safe place. From th e Main Me nu, sele ct Securi ty and ente r a new passwor d for the Admi nistrat or . Note that p asswords can c onsist of up to 1 1 alphanum eric charac ters and are[...]

W EB I NTE R FACE 3-4 Panel Display The W eb agent display s an image of the sw itch ’ s ports, sho wing po rt links and ac tivity . Clicking on t he image of a port display s statistics and config uration informatio n for the port. Clickin g on the image of the serial port (labe led “ Mgmt ” ) display s the Co nsole Conf iguratio n scree n. [...]

W EB I NTER F ACE 3-5 Duplex Status Indi cates the port ’ s current duplex mode. Flow Control Status Shows the flow control type in use. Flow co ntrol can eliminate frame loss by “ blocking ” traffic fro m end stations connected directly to the switch. VLAN The VLAN ID assigned to untagged frames received on this port. Use the PVID (page 3-41[...]

W EB I NTE R FACE 3-6 Configuring the Serial Port If yo u are havi ng difficul ties m aking an o ut-of-band conso le conne ctio n to the seria l port o n th e swit ch, yo u ca n displ ay or modi fy the cu rrent s ettings for th e seri al port t hrough the W e b agent . Clic k on the serial po rt icon in the swit ch image to dis play or configu re t[...]

W EB I NTER F ACE 3-7 Main Menu Using t he on board W eb agent , you c an defin e syst em para meters, manage and co ntrol the switch, and all it s ports, or mo nitor networ k condit ions. T he inte rface scr een incl udes the main menu on the left side, the men u bar be neath th e image of the s witch, and a lis t of commands beneat h the menu bar[...]

W EB I NTE R FACE 3-8 VLAN Configures VLAN group members, automatic registration with GVRP, and other port-specific V LAN settings. IGMP Configures IGMP multicast filtering. Port Enables any port, sets communication mode to auto-negotiation, full d uplex or ha lf duplex, and e nables/ disables flow control. Mirror Sets the source and target ports f[...]

W EB I NTER F ACE 3-9 System Information Use th e System Information screen to dis play des criptiv e information about t he switch, o r for quick s ystem ide ntification as shown in the following fi gure and table. Parameter Description System Name 1 Name assigned to the sw itch system. IP Address 2 IP address of the switch you are managing. The s[...]

W EB I NTE R FACE 3-10 Switch Information Use the Switch Info rmation screen t o display hardware/firmware versio n nu mbers for th e s witch, as w ell as th e p ower status of th e system. Main Board Parameter Description Serial Number Serial number of the main board. Number of Ports Number of ports on the switch. Hardware Version Hardware version[...]

W EB I NTER F ACE 3-11 IP Configuration Use t he IP Config uration screen to s et the bo otup op tion, co nfigure the Et hernet IP address f or th e switc h, or set the nu mber or concu rrent T elnet sess ions allowe d. The scree n shown below is descr ibed in the foll owing table. Parameter Default Description IP State USER- CONFIG Specifies wheth[...]

W EB I NTE R FACE 3-12 IP Address 10.1.0.1 IP address of the switch you are managing. The switch sup ports SNMP over UDP/IP transport protocol. In this environment, all systems on the Internet, such as network i nterconnection devi ces and any PC accessing the switch are assigned an IP address. Valid IP addresses consist of four decimal numbers, of[...]

W EB I NTER F ACE 3-13 SNMP Configuration Use the SNMP Co nfiguration screen t o display and modi fy parame ters for the Simple Networ k Management Pr otocol (SNMP). The swi tch inclu des an SNM P agent whic h monitor s the stat us of its hardw are , as well as th e tr af fic pa ssin g th roug h it s por ts. A comp uter attach ed to t he netwo rk, [...]

W EB I NTE R FACE 3-14 Access Mode Management access is restricted to Read Only or Read/Write. Parameter Description[...]

W EB I NTER F ACE 3-15 Trap Managers The fo llow ing fig ure and tab le desc ribe how t o spec ify ma nagem ent stati ons tha t will r eceive au thenti cation f ailure messages or ot her tr ap mess ages from th e swi tch. U p to 5 trap m anager s may b e enter ed. Parameter Description Trap Manager Capabi lity Up to 5 trap managers may be used. Tra[...]

W EB I NTE R FACE 3-16 Security Configuration Use t he Secu rity Configur ation screen t o res trict manag ement ac cess base d on a specifie d password. The Admi nistrator has wri te access for para meters governin g the s witc h. Y ou sh ould th erefore assi gn a passwo rd to th e Administ rator as soon as p ossible , and store it in a safe place[...]

W EB I NTER F ACE 3-17 Firmware Up grade Opt ions Y ou can up grade syste m firmware by performi ng a W eb upload or a TFTP downloa d. Note that yo u can also upgrade by a direct conne ction to the co nsole port (see “ Upgradi ng Fir mware via the Serial Port ” on p age A-2) . Web Upload Management Use the W eb Upload Managem ent menu to load s[...]

W EB I NTE R FACE 3-18 TFTP Download Management Use the TFTP Download Man agement men u to load s oftware update s into the switch. The do wnload file sho uld be an SMC860 6T binary file fr om SMC; otherwis e the s witch will not accept it. T he succes s of the do wnload oper ation dep ends on the accessib ility of the TFTP serv er and the quality [...]

W EB I NTER F ACE 3-19 Configuration Save and Restore Use t he Confi gure sc reen to save the s witch config uration settin gs to a file on a T FTP serve r . The file can be later downlo aded to the s witch to resto re th e swit ch ’ s setti ngs. Th e succ ess of t he oper ation de pends on the ac cessibil ity of the TF TP serv er and the qualit [...]

W EB I NTE R FACE 3-20 Configuration Download Management Use the Config uration D ownload Man agement to rest ore swit ch config uration set tings fro m a file on a TF TP sever . Parameters sho wn on thi s screen are indic ated in the foll owing figur e and tab le Parameter Description Server IP Address IP address of a TFTP server. File Name The na[...]

W EB I NTER F ACE 3-21 Address Table Configuration The Addr ess T able contai ns the un icast MAC addresses and VLAN identi fier associated with eac h port (that is, the source port associated with the address an d VLAN), sor ted by MAC addr ess or VL AN. Y ou can also clear the e ntire add ress table , or informati on associat ed with a specific a[...]

W EB I NTE R FACE 3-22 Address Table Sort Key The system displays the MAC address of each no de and port whose address tabl e includes this MAC address, the associated VLAN(s), and the address status (i.e., dynamic or static). New Static Address Use these fields to add or remove a static entry to the address table. Indicate the address, port and VL[...]

W EB I NTER F ACE 3-23 STA (Spanning Tree Algorithm) The Sp anning T ree Algor ithm can be used to det ect and disable networ k loops, an d to provide backup links bet ween switc hes, brid ges or ro uters. This al lows th e switc h to in teract wit h other bridg ing device s (that is, ST A -co mpliant swit ch, bridge or router) in your netwo rk to [...]

W EB I NTE R FACE 3-24 Ports The pa ramet ers sh own in t he fo llowi ng fig ure and table are for po rt ST A Infor mation (Po rt 1~8). Forward Delay The maximum time (in seconds) the root device will wait before changing states (i.e., listening to learning to forwarding). Root Port The number of the port on this switch that is closest to the root.[...]

W EB I NTER F ACE 3-25 Parameter Description Port Status Displays the current state of this port within the spanning tree: No Link There is no valid link on the port. Disabled Port has been disabled by the user or has failed diagnostics. Blocked Port receives STA configuration messages, but does not forward packets. Listening Port will leave blocki[...]

W EB I NTE R FACE 3-26 Designated Port The priority and number of the port o n the designated bridging device through which this swi tch must communicate with the root of the spa nning tree. Parameter Description[...]

W EB I NTER F ACE 3-27 Spanning Tree Configuration The f ollowing figure s and tabl es describe Bridge ST A configur ation. Switch Parameter Default Description Usage Enabled Enable this parameter to participate in an STA-compliant network. Priority 32,768 Device priority is used in selecting the root device, root port, and designated port. Th e de[...]

W EB I NTE R FACE 3-28 When the Switch Becomes Root Parameter Default Description Hello Time 2 The time interval (in se conds) at which the root device transmits a configuration message. The m inimum valu e is 1. The max imum value is the lowe r of 10 or [(Max. Message Age / 2) -1].[...]

W EB I NTER F ACE 3-29 Max (Message) Age 20 The maximum time (in seconds) a device can wait without receiving a configuration message before attempting to reconfigure. All device ports (except for designated ports) should receive configuration messages at regular intervals. Any port that ages out STA information (provided in the last configuration [...]

W EB I NTE R FACE 3-30 STA Port Configuration The follo wing figur e and table des cribe ST A configur ation for po rts. Parameter Default Descriptio n Fast forwarding mode DISABLED Allows you to enable or disable fast forwarding for all ports on the switch. Priority 128 Defines the priority for the use of a por t in the STA algorithm. If the p ath[...]

W EB I NTER F ACE 3-31 (Path) Cost 100/19/4 This parameter is used by the STA algorithm to determine the best path between devices. Therefore, lower values should be assigned t o ports attached to faster media, and higher values assigned to ports with slower media. The default and recommended range is: Standard Ethernet: 100(50~600) Fast Ethernet: [...]

W EB I NTE R FACE 3-32 Configuring Bridge MIB Extensions The B ridge M IB incl udes ex tension s for ma naged dev ices t hat suppo rt T raf fic C lasse s, Mu ltic ast Fi lter ing an d Virtua l LAN s. To configur e these extens ions, use th e Extend ed Bridge C onfigu ration scr een as shown below : Bridge Capability Parameter Description Extended M[...]

W EB I NTER F ACE 3-33 Bridge Settings Parameter Description Traffic Class* Multiple traffic classes are supported by this sw itch as indicated under Bridge Capabilities. However, you can disable this function by clearing this checkbox. GMRP* GARP Multicast Registration Protocol (GMRP) allows network devices to register endstations with multicast g[...]

W EB I NTE R FACE 3-34 Priority IEEE 80 2.1p define s up to 8 separ ate traffi c clas ses. T his switc h suppor ts Quality o f Servi ce (QoS) by usin g two priori ty queue s, with weight ed fair q ueuing for each port . Y ou can use the Priori ty menu to configu re the de fault pri ority for ea ch port , or to di splay the map ping for th e traffic[...]

W EB I NTER F ACE 3-35 Port Traffic Class Information This swit ch prov ides two prio rity levels with weighte d fair queuin g for port egress. This means that an y frames with a default or user prior ity from 0-3 ar e sent to the low prio rity que ue “ 0 ” while thos e from 4 -7 are se nt to the hig h prio rity qu eue “ 1 ” as shown in the[...]

W EB I NTE R FACE 3-36 Configuring Virtual LANs Y ou can use the VLAN co nfigurat ion menu t o assign any port on t he switc h to any of up to 256 V LAN groups . In con ventional networks with rou ters, br oadcast traf fic is split up into se parate domain s. Switche s do not inher ently supp ort broadc ast domains . This can lead to broad cast sto[...]

W EB I NTER F ACE 3-37 Note: All ports ar e assi gned onl y to VLA N 1 by default. VLAN Current Table This scr een sho ws the cu rren t port m embers o f each VLAN and whether or not t he port sup ports V LAN tagg ing. Por ts assig ned to a large VLAN gro up that cr osses se veral sw itche s shoul d use VLA N tagging. Howe ver , i f you just want t[...]

W EB I NTE R FACE 3-38 VLAN Static List Use t his sc reen t o create or rem ove VLA N gro ups. Note: No VLANs are statically configured by default. Egress Ports Shows the ports which have been added to the displayed VLAN group. Untagged Ports Shows the untagged VLAN port members. Parameter Description Current Lists all the current VLAN groups creat[...]

W EB I NTER F ACE 3-39 VLAN Static Table Use thi s screen to modi fy the se ttings for an e xisting VLAN. Y ou can add/del ete port members f or a VL AN, disab le or en able VLA N taggi ng for any port, or prevent a port from bei ng automati cally added t o a VLAN v ia the GV RP protoc ol. (Note that VLAN 1 is fixe d as an unta gged VLAN containing[...]

W EB I NTE R FACE 3-40 Use the scr eens sh own be low to assi gn ports to the speci fied VLAN group as an IEEE 802.1 Q tagged po rt. Assign ports as tag ged if th ey are con nected t o 802.1Q V LAN com pliant d evices. I f the port i s conne cted to VLAN-u nawar e dev ices , frames will be pa ssed t o the unta gged VL AN group to whic h this por t [...]

W EB I NTER F ACE 3-41 VLAN Static Membership by Port Use th e screen shown bel ow to assig n VLAN gr oups t o the se lected port. T o perform detailed p ort config uration for a spec ific VLAN, use the VL AN Static T able (page 3-39). VLAN Port Configuration Use thi s scr een to c onfigur e port-s pecific setting s for I EEE 802. 1Q VLAN feature s[...]

W EB I NTE R FACE 3-42 Acceptable Frame Type 1 This switch accepts “ All ” frame types, incl uding VLAN tagged or VLAN untagged frames. Note that all VLAN untagged frames received on this port are assigned to the PVID for this port. Ingress Filtering 1 If set to “ True, ” incoming frames f or VLANs which do not include this port in their me[...]

W EB I NTER F ACE 3-43 IGMP Multicast F iltering Multic asting is us ed to suppor t real-time app licati ons such as video conf erencin g or streami ng audio. A mult icast s erver does no t have to establ ish a separat e connect ion with each cli e nt. It mer ely broadcas ts its serv ice to the netw ork, and any ho sts that want to re ceiv e the mu[...]

W EB I NTE R FACE 3-44 Configuring IGMP This protocol allows a host to i nform its local sw itch/rout er that it wants to receiv e transmi ssions addressed to a speci fic mult icast ad dress group. U se the IG MP Confi guration s creen to set key param eters fo r mult ica st filt er ing as shown bel ow. Note: The defau lt val ues are indic ated i n[...]

W EB I NTER F ACE 3-45 IP Multicast Registration Table Use the IP Multicast Re gistra tion T able to display all the mu lticast groups active on this switch, includin g multi cast IP addre sses an d the corres pond ing VLA N ID. Parameter Description VLAN ID VLAN ID assigned to this multicast group. Multicast IP Address IP address for specific mult[...]

W EB I NTE R FACE 3-46 Port Menus Port Information The Po rt Inf ormation screen display s the p ort st atus, li nk state, the communi cation s peed and duplex mode, as well as th e flow c ontrol i n use. T o change any of the p ort set tings, use th e Port Co nfigurat ion menu. The par ameters s hown i n the foll owing fig ure and t able are for t[...]

W EB I NTER F ACE 3-47 switch. Parameter Default Description Flow Control Mode Disabled Allows you to enable or disable flow control for all ports on the switch. Admin Status Enable Allows you to disable a p ort due to abnormal behavior (e.g., excessive collisions), and then re-enable it after the problem has been resolved. You may also disable a p[...]

W EB I NTE R FACE 3-48 Port Broadcast Storm Protect Configuration Use the Port B roadcast Storm Prot ect Con figurati on screen to conf igure broad cast storm co ntrol fo r any port on th e switch Parameter Default Descript ion Broadcast Storm Protect Mode Enabled Allows you to enable/disable broadcast storm control for all ports on the switch. Pro[...]

W EB I NTER F ACE 3-49 Port Security Configuration Use the Port Secur ity C onfi gura tion scree n to enab le an d con figu re port secu rity for th e swit ch. Por t Securi ty allo ws you to configu re each port with a list of MAC addr esses o f devices that are authorize d to acces s the network th rough that port. Parameter Description Port Numbe[...]

W EB I NTE R FACE 3-50 Using a Port Mirr or for Analysis Y ou can mi rror traf fic from any so urce por t to a target port for real-time analysis. Y ou can then attac h a network sniffer or RM ON probe to the targe t port and stu dy the traffic cros sing th e source port in a co m plete ly unobt rusive manner . When mir roring p ort traffic , n o t[...]

W EB I NTER F ACE 3-51 Port Trunk Configuration Port t runks can be used to incre ase th e band wid th of a ne two rk connec tion or to ensur e fault r ecover y. Y ou can con figure up to four trunk c onnecti ons (combin ing 2~4 por ts into a fat pipe) betwe en any two SMC8606 T switch es. However , before making any physic al connec tions b etween[...]

W EB I NTE R FACE 3-52 Use t he Port T runking C onfiguration s creen t o set up port trunks as shown be low. Remember th at you must “ Enable ” a new configuratio n before it will take effect. Parameter Description Trunk Number A unique identifier for this trunk. You c an configure up to four trunks per switch. Port The port members of this tr[...]

W EB I NTER F ACE 3-53 Port Statistics Use the P ort Statistics menu to display Et herlik e or RMON stat istics for any port on the switc h. Select th e required po rt. The stati stics displ ayed are i ndicated in the f ollowing f igure and table. Etherlike Statistics Etherlike Statisti cs display key stat istics from the Ethernet-like MIB for e ac[...]

W EB I NTE R FACE 3-54 Deferre d Transmissions* A count of frames for which the first transmission attempt on a particular interface is delayed because the medium was busy. Late Collisions The number of times that a c ollision is detected late r than 512 bit-times into the transmission of a packet. Excessive Collisions* The number of frames for whi[...]

W EB I NTER F ACE 3-55 RMON Statistics RMON Statisti cs display key statist ics for each port from RM ON group 1. (R MON groups 2, 3 and 9 can only be acc essed usin g SNMP manageme nt softwa re.) Th e follo wing scr een di splays ov erall stat isti cs on traf fic pass ing thro ugh ea ch port . RMON st atistics provid e access to a br oad range of [...]

W EB I NTE R FACE 3-56 Oversize Frames The total number of frames received that were longer than 1518 octets (excluding framing bi ts, but including FCS octets) and were otherwise well formed. Fragments The total nu mber of frames rece ived that were less than 64 octets in length (excluding framing bits, but including FCS octets) and had either an [...]

4-1 C HAPTER 4 A DVANCED T OPICS This TigerSwitc h 1000 s upports La yer 2 switch ing and ot her advanced features , which are described i n this chapter . Layer 2 Switching When a frame enters a port, its destination MAC address is checked in the ad dress database to see which por t leads to t his de stinati on. If t he desti nation addre ss belon[...]

A DVANCED T OPICS 4-2 Spanning Tree Algorithm The Spanni ng T ree Algorithm (t hat is, t he ST A configuratio n algori thm as outl ined in I EEE 802.1D) can be us ed to detect and disable network loo ps, an d to provide link backup. This allow s the switch to inte ract wi th othe r brid ging de vices ( inc ludin g ST A-compliant switch es, bri dges[...]

A DVANCED T OPICS 4-3 The foll owing figure giv es an illustratio n of how th e Spanning Tr ee Algorith m assigns br idgin g device po rts. Virtual LANs Switche s do not i nherent ly suppor t broadcas t domains , which c an lead to broadcast storms in l arge netwo rks that h andle a lot of IPX or NetBeu i traffic. In conv entio nal netw orks with r[...]

A DVANCED T OPICS 4-4 traff ic, b ut al so al low y ou to mak e net wor k chan ges w ithou t hav ing to up date IP ad dresse s or IP subnets . VLANs i nherently pr ovide a high lev el of netwo rk securit y, since traffi c must pass throug h a Layer 3 swit ch or a router to reach a different VLA N. This sw itch supp orts the fol lowi ng VL AN feat u[...]

A DVANCED T OPICS 4-5 port. Th ere fore , to mak e vali d forw ardi ng a nd floo din g decis ions , the switc h learns t he rela tionsh ip of the MAC address t o its related port — and th us to th e VLAN — at ru n-tim e. Wh en th e swit ch re ceiv es a frame, it assigns the frame to the port ’ s defaul t VLAN if the frame is untag ged (d eter[...]

A DVANCED T OPICS 4-6 Connecting VLAN Groups The switc h support s intra-V LAN commu nicati on usin g wire-s peed switching. Ho wever , if you have dev ices in s eparate VLANs that must communi cate, an d it is not pr actic al to inc lude th ese dev ices in a common VLA N, then th e VLANs can be connec ted via a Layer 3 switch (such as the SMC6 724[...]

A DVANCED T OPICS 4-7 nodes join or leave multic ast grou ps. A switch or rou ter can t hen easily determine which ports contain gr oup membe rs and send data out to th ose port s only. This procedu re is ca lled mu lticast filterin g. The purp ose of multic ast filterin g is to optim ize a switche d network ’ s performanc e, so mult icast pac ke[...]

A DVANCED T OPICS 4-8 Based on the g roup mem bership informatio n learned fro m IGMP , a rout er/swi tch ca n dete rmi ne w hic h (if an y) mult ic ast traf fi c nee ds to be fo rward ed to e ach of i ts po rts. At Laye r 3, mul ticas t rou ters u se this information, along with a multicast r outing p rotocol such as DVMR P , to sup port I P multi[...]

A DVANCED T OPICS 4-9 Port Trunks Ports can be co mbined int o an aggregate link to incre ase the bandwi dth of a netwo rk connect ion or ens ure fault rec overy. Y ou can group p orts into tr unks that consis t of t wo, three or four por ts, creati ng an aggr egate band width up to 8 G bps. Be sides bal ancing t he load across each port in the tru[...]

A DVANCED T OPICS 4-10 manager , log ma nager , MIB browser , RMON anal ysis tool s, and device managemen t modul es. SMC also provi des optio nal plug-i n devi ce managemen t modules for HP OpenV iew. Remote Monitoring Remote Moni toring (RMO N) p rovid es a cost-e ffec tive way to monit or lar g e netwo r ks by placing embedd ed or ex ternal prob[...]

A DVANCED T OPICS 4-11 other unusual ev ents. H istorical information can also be used to predi ct netwo rk grow th and pl an for expa nsio n befo re your network becomes too ov erloaded. Alarms : Can be set to tes t data over any spec ified tim e interval, and can moni tor abso lute or chang ing value s (such as a statist ical coun ter reaching a [...]

A DVANCED T OPICS 4-12[...]

A-1 A PPENDIX A T ROUBLESHOOTING Troubleshooting Chart Troubleshooting Chart Symptom Action Cannot connect using Telnet, Web browser, or SNMP software • Be sure to have configured the agent with a valid IP address, subnet mask and default gateway. • Check that you have a valid network connection to the switch and that the port you are using has[...]

T R OUBLESHOOTI NG A-2 Upgrading Firm ware via t he Serial Port Y ou can upg rade syst em firmware by connectin g your c omputer t o the se rial port on t he sw itch , and usin g a co nsol e i nter face pac kage that sup ports th e XModem pr otocol. (Se e “ Requi red Conn ecti ons ” on page 1-2.) 1. Re start the sy stem b y using the Restart Sy[...]

T R OU BLE SHOO TING A-3 3. Change you r baud rate to 115 200 bps, and pr ess Enter to enable down load mo de. F rom t he te rm ina l emu lati on pr ogra m, se lec t the file you wan t to do wnlo ad, set th e prot ocol to XMod em, an d then i nitialize down loading. Notes: 1. If yo u use Win dows HyperTer minal, di sconne ct and reconn ect to en ab[...]

T R OUBLESHOOTI NG A-4[...]

B-1 A PPENDIX B P IN A SSIGNME NTS Console Port Pin Assignments T h e D B - 9 s e r i a l p o r t o n t h e s w i t c h ’ s rear pan el is used to conn ect to the s witch for out-o f-band con sole c onfiguratio n. The on-boar d menu- driv en con fig urati on pr ogram can b e acces sed fr om a ter min al, a PC run ning a ter mina l emul atio n pro[...]

P IN A SSIGNM ENTS B-2 DB-9 Port Pin Assignments Console Port to 9-Pin COM Port on PC Console Port to 25-Pin DCE Port on Modem EIA Circuit CCITT Signal Descr ipt ion Swi tc h’s DB9 DTE Pin # PC DB9 DTE Pin # Modem DB25 DCE Pin # Signal Direction DTE-DCE CF 109 DCD (Data Carrier Detected) 1 1 8 <- ----- BB 104 RxD (Received Data) 2 2 3 <----[...]

P IN A SSIGNME NTS B-3 Console Port to 25-Pin DTE Port on PC Switch’s 9-Pin Seria l Port Null Mode m PC’s 2 5-P in DTE Po rt 1 DCD 8 DCD 2 RXD 3 TXD 3 TXD 2 RXD 4 DTR 20 DTR 5 SGND 7 SG ND 6 DSR 6 DSR 7 RTS 4 RTS 8 CTS 5 CTS 9 RI 22 RI 11 23 32 48 52 0 67 74 95 20 6[...]

P IN A SSIGNM ENTS B-4[...]

Glossary-1 G LOSSARY Bandwidth Utilization The perc entage of pac kets rece ived over t ime as compared to overall bandwi dth. BOOTP Boot pr otocol u sed to load t he oper ating sys tem for dev ices c onnecte d to the ne twork . GARP VLAN Registration Protocol (GVRP) Defines a way for switches to exchange VLAN infor mation in o rder to regi ster ne[...]

G LOSSA RY Glossary-2 IEEE 802.1D Specifi es a gener al meth od for t he operat ion of MAC bridg es, inclu din g the Spa nnin g Tree Prot ocol. IEEE 802.1Q VLAN T agging defi nes Ethernet frame tags which carry VLAN informati on. It al lows swi tches to assi gn end- station s to di fferent virtua l LANs , and de fines a stand ard way for VLA Ns to [...]

G LOSSAR Y Glossary-3 Port Trunk Defines network li nk aggregatio n and tr unking standar ds which specify h ow to creat e a single hi gh-spe ed logical l ink that com bines several lowe r-speed ph ysic al link s. Remote Monitoring (RMON) RMON prov ides comprehens ive netwo rk monito ring cap abilitie s. It elimin ates the poll ing requi red in sta[...]

G LOSSA RY Glossary-4 Virtual LAN (VLAN) A V irtual LAN is a collecti on of netwo rk nodes t hat sh are the same collis ion domain regardle ss of their physic al location or connecti on point in the net work. A VLAN ser ves as a logical wo rkgroup with no physical barriers, al lowing us ers to shar e information an d resources as thoug h locate d o[...]

Index-179 Numerics 802.1p p ort p rio rity 4-8 802.1Q VLANs 4-3 A address table, static unicast 3-20 Administrator password, setting 3-15 aging time of address table 3-20 B baud rate, configuring 3-6 BOOTP for IP configuration 1-4 BOOTP, for IP configuration 3-11 BPDU 4-2 bridge capab ility 3 -29 MIB extensions 2-47 , 3-29 Bridge Protocol Data Unit[...]

I NDEX Index-180 multicast filtering 2-42 L Layer 2 switching 4-1 link aggregation 4-9 log-in console interface 2-1 Web interface 3-2 M MAC address of agent 3-12 main boad information 3-10 main men u 2 -2 , 3-7 descri ption 3 -7 management firmware upgrades 3-16 options 1-1 software, SNMP 4-9 using SNMP 3-13 MIB extensions, configuring 3-29 mirror [...]

I NDEX Index-181 Simple Network Management Protocol See SNMP SNMP 4-9 community 2-18 , 3-13 configuration 3-13 management 1-4 software downloads A-2 sofware upgrades 3-16 Spanning Tree Algorithm, see ST A STA 2-30 , 3-22 , 4-2 statistics Etherlike 3-50 RMON 3-5 2 switch information 2-7 , 3-10 switching, Layer 2 4-1 system information 2-6 , 3-9 T ta[...]

I NDEX Index-182[...]

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6 Hughes Irvine, C A 9261 8 Phone: (949 ) 707-240 0 FOR TECHNICAL SUPPOR T , CALL: From U.S.A. an d Cana da (24 hours, 7 da ys a week ) (800) SMC-4-YOU; (94 9) 707-240 0; (949) 707-2 460 (Fax) From Europe (8:00 AM - 5:30 PM UK Greenwich Mean T ime) 44 (0) 1189 7487 40; 44 (0) 11 89 74874 1 (Fax) INTERNET E-mail a ddresses: techsupp ort@smc. com eur[...]