Asante Technologies 3500 Series manuale d’uso

IntraCore ™ 3500 Series Gigabit Ethernet Switches User ’ s Manual[...]

2 Quick Start Guide Follow the se steps to instal l your IntraC ore switch: 1. Open the box and check the content s. See Cha p ter 1.1 Pack age Content s for a com plete l ist of the items incl uded w ith your Intr aCore sw itch. 2. Install the switch in an equ ipment or w all rack, or prepare it f or desktop placeme nt. 3. Connect th e power cor d[...]

3 IntraCore 35 00 Series Gigabit Eth ernet Sw itches User’ s Manual Asanté Techno logies, Inc. 821 Fox Lane San Jose, CA 95131 USA SALES 800-662-9686 H ome/Offi ce So lutions 800-303-9121 Ent erprise Solutions 408-435-8388 TECHNICAL SUPPORT 801-566-8991: Worldw ide 801-303-3787: FAX www .asante.com support@as ante.co m Copyright © 2002 Asant é[...]

4 Table of Contents Quic k Sta rt Gu ide 2 Chapter 1. Introducti on 6 1.1 Package C ontents 6 1.2 LEDs 7 1.3 Front and Ba ck Pane l Descript ions 9 1.4 Managem ent and Co nfigur ation 10 Chapter 2. Hardw are Installation an d Setup 12 2.1 Installat ion Overview 12 2.2 Installat ion into an Equi pment Ra ck 13 2.3 GBIC Int erfaces 14 2.4 Installi ng[...]

5 5.10 Dupli cate IP Button 69 Chapter 6. SNMP Manageme nt 70 6.1 SNM P Management O peration s 70 6.2 The SNM P Protocol 70 6.3 Commu nity Name an d Security 71 6.4 The M IB Tree 71 Chapter 7. Sw itching Con cepts 73 7.1 VLANs 73 7.2 Spanning T ree Protocol 74 7.3 Full Du plex, Flow Control and Auto-negoti ation 75 Appendix A. Troublesho oting 77 [...]

6 Chapter 1. Introduction Thank you for purchasing the Asanté IntraCore 3500 S eries Gigabit sw itch. The IntraCore 3500 seri es include 24- and 48-port 10/100 managed sw itches with a vari ety of hardw are and software optio ns. The IntraCore 3524 is a 2 4-port 10/1 00 managed switch with sev eral opt ional hardw are modules. Hardware expansion s[...]

7 1.2 LEDs The system ’s LED di splay all ow s you to monitor the status of your switch. R efer t o the secti ons below for LED informat ion spe cific to y our sw itch’s mode l. 1.2.1 IC3524 Models The IntraCore 3524 model switche s have tw o LED indicators for ea ch of the 24 10/100 ports, and thr ee LED indicator s for both of the opt ional G[...]

8 1.2.2 IC3548-2GT The IntraCore 3548-2GT switch ha s two LED status ind i cator s for each of the 48 10/10 0 ports an d the 2 Gigabit port s. Using the Mode button on the lower left of the f ront panel al lows the user to c onvert betw een Link/Activ ity stat us and Du plex stat us display s. See t he tables be low for mor e inform ation on the LE[...]

9 Port # LED Color Description Gigabit Ports #49, 50 Link/A ctivit y Solid Green Blinking Green Solid Amber Blinking Am ber Off A valid 1000Mbps link has been established Data transfer at 1000Mbps A 10/100Mbps link has been established Data transfer at 10/ 100Mbps No Gigabit link has been established Gigabit Ports #49, 50 Duple x Solid Green Solid [...]

10 1.3.2 IC3548-2GT From the left t o the right, the 3548 switch’s front pa nel contai ns the pow er LED and 2 exchangin g LEDs; a push butt on displa y mode con v erter ; 48 10/100 ports, each with its ow n indicator l ight; an d 2 Gigab it ports (capable of u s ing either the GB IC expansion ports [for fiber and copper GBICs] OR the 10/ 100/100[...]

11 1.4.1 Console Interface Users can access t he sw itch in a more tr aditional way by connec ting a PC or terminal to the console port or by telnet acr oss the network. T he menus are organiz ed in a mann er similar t o the w eb-based in terface. A detailed des criptio n can be fo und in C hapter 3 Co nfiguration . Users mu st use a console connec[...]

12 Chapter 2. Hard ware Installation an d Setup The follow ing guideli nes will help you t o easily instal l the sw itch, and t o ensur e that it has the pro per pow er supply and environ ment. 2.1 Install ation Ov erview Follow the se steps to instal l your IntraC ore switch: 1. Open the box and check the content s. See Cha p ter 1.1 Pack age Cont[...]

13 2.1.2 Recommended In stallation Tools You w ill need the fo llowing t ools and e quipme nt (not incl uded) to in stall the switch into an e quipment rac k: • Flat head scr ewdriver • Phi llip s head scre wdrive r • Antistatic m at or foam 2.1.3 Po wer Requireme nts The elect rical outle t should be loca ted near t he sw itch and b e easily[...]

14 2.2.1 Equipment Rack Guidelines Use the follow ing guidelines to ensure th at the sw itch w ill fit safely within t he equipme nt rack: • Size: 17.25 x 10.0 x 1.8 inches (423 x 245 x 39 mm) • Ventilation: En sure that the rack i s install ed in a r oom w here the temperatur e remai ns below 40° C (104° F). Be sure t hat there are no o bstr[...]

15 2. 3. 2 Re mo vi ng a GBI C Caution : GBIC 1000T module s run hot under normal operati ng condition s. W hen it has been remov ed from the system , place it o n a heat resi stant sur face and a llow the module t o cool befor e handling. Note : Unnece ssary remov als/insert ions of a G BIC modul e will le ad to pre mature fail ure of the GBIC. T [...]

16 Important: If th e power doe s not come on, ch eck the nex t section to ensure y ou are using the correct cabling. 2.6 Connecting to th e Net w ork The sw itch may be c onnected to an Ethernet netw ork with th e unit pow ered on or off. U se the follow ing procedure to make your network co nnections: 1. Connect your n etwork devices to the switc[...]

17 2.6.2 Gigabit Ethernet Ports Cabling Procedures Cabling req uirements f or the o ptional hardw are modules dep end on the ty pe module t hat has been installed. Use the fol lowing g uidelines to deter mine th e cabling re quire ments for your modu les: • 1000BaseSX G BIC: Cables w i th SC-type fiber connect ors; 62.5-m icron multi mode fiber ([...]

18 • Set the data rate to 9600 B aud • Set data for mat 8 data b its, 1 stop bit an d no par ity • Set flow con trol to NONE Now that termi nal is setup corr ectly, power on the switch ( boot se quence w ill displ ay in ter minal). 2.7.2 Connecting Via the Web Bro w ser To connect t o the switch via your web brow ser, you must fir st have c o[...]

19 2.9 IP A ssignment To change the IP address of t he switch from the def ault set ting: 1. Access the Sy stem IP Configu ration me nu by typi ng i in the Configur ation menu. 2. Type the co mmand l etter of t he opt ion you want t o change. 3. Type the new address at the p rompt. To cance l a change , type ctrl-c at th e comman d prompt. 4. Press[...]

20 2.11 Using the St acking Feature (IC35 24 only ) The IC3524 f irmware v. 1.1 (or later) offers a stacking f eature that allow s the user to sta c k up to e ight units, all shar ing one IP address of the master sw itch (uni t #1). T his is an effi cient and cost-effective w ay to add ports as need ed. The follow ing lists t he character istic s o[...]

21 3. For stacking operati on, the sta cking feature m ust first be enabled on e ach unit (by defaul t, stacking is disable d). Establ ish a con sole conne ction to the first unit. Ty pe k in the Co nfigurat ion Menu to access the Stack M anagemen t menu. T ype t to togg le the sw itch from “disabled” to “en abled”. Repeat for a ll remainin[...]

22 Chapter 3. Configuration This ch apter descri bes the log in procedure and configur ation of the sw itch via the conso le or teln et interfaces. F o r informatio n on configuring t he switch via your web browser, see Chapt er 5. Web-Ba sed Managem ent . Note : The screen s show n are of IC352 4 firmw are version 1. 1. Earlier fir m ware may have[...]

23 System Unit Map ================= Please select one of the following slots Slot Description (Unit Type) ---- ------------------------------------------- 1 IntraCore 3524 Unit 2 IntraCore 3524 Unit 3 IntraCore 3524 Unit 4 IntraCore 3524 Unit 5 IntraCore 3524 Unit 6 IntraCore 3524 Unit 7 IntraCore 3524 Unit 8 IntraCore 3524 Unit Enter Unit Number [...]

24 IntraCore 3524 Configuration Menu <Cmd> <Description> a System Administration Configuration i System IP Configuration b Bootstrap Configuration n SNMP Configuration p Port Configuration s Spanning Tree Configuration d Unicast Forwarding Database Configuration t Security Management v VLAN Management c IP Multicast Traffic Management m[...]

25 To cance l a select ed option, press ctr l-c at the co mmand pro mpt. 4. Press Ent er . The sys tem admi nistratio n informatio n chan ges take effect. 5. Type q to quit and retur n to the Configurat ion Menu. 3.4 Sy stem IP Configurat ion The System IP C onfigurat ion Menu display s and allow s you to change the informa tion ne eded to ac cess [...]

26 IntraCore 3524 Bootstrap Configuration Menu Bank 1 Image Version/Date: 1.10/Dec 5 2001 13:54:06 Bank 2 Image Version/Date: 1.00I/Dec 5 2001 13:54:06 (Running) Load Mode: Local Boot Bank: 2 <Cmd> <Description> r Set Load Mode to REMOTE a Toggle Boot Bank o Commence Bootstrap Sequence q Return to previous menu Command> When the swit[...]

27 For a descript ion of read a nd write community strings, s ee the tab le below : Settings Description SNMP Read Community The st ring that defines access rights for readi ng SNMP data objects. The default is public . SNMP Write Community The st ring that defines access rights f or writing SNMP data objects. The default is private . Trap Authenti[...]

28 1. Open the SNM P Configuration M enu by typing n i n the Conf iguration M enu. 2. Type d to D elete a Trap R eceiver . A prompt for the entry of the trap receiver appear s. 3. Enter the number of the entry y ou want to del ete (1,2, 3, or 4) and press Enter . The trap receiv er is deleted fr om the SNM P Trap Receivers li st. For further detai [...]

29 To see le gends ex plaining the sy mbols used for both the Basic a nd Global P ort Configuratio n Menu settings, type h . A screen appears, as s hown below. Legends for port status: Legends for port speed & duplex: X - Absent f - 10 Mbps & full duplex - - Link down F - 100 Mbps & full duplex D - Disabled by Mgmt Action h - 10 Mbps &a[...]

30 4. To toggle the port’s auto-negotiatio n mode to Enabled or to r e turn it to M anual , type a . 5. To configure auto-negotiation on another unit in the stack, ty pe u to sele ct the un it. The Auto Nego tiation status c hanges imm ediately, and is displayed on the A uto-Negotia tion line n ear the top of the Port Co nfiguration M enu. Import[...]

31 3.8 A dvanced Port Configuration The Advanced P ort Configuration M enu allows you to control the p ort broad cast and m ulticast ra te, to enable or di sable 80 2.3x flow control, and to set th e defaul t priority o f the port . To access the Advanced Port C onfiguration M enu, type v in the Port Co nfiguration M enu. The Advanced Port Configur[...]

32 3. Type v to access t he Advance d Port Config uration M enu. 4. To select th e port for which you w ant to enable or disable class of serv ice, type s , n or p . 5. To toggle traff ic class of service for t he selecte d port, ty pe c . 6. To configure class of servic e on another unit in the stack, type u to select the unit. In the Advanc ed Po[...]

33 3.9 Unicast Forwarding Database Configuration The Unica st Forwardi ng Datab ase Config uration M enu allow s you to vi ew and se arch for a ddresses in the MAC Forw arding Table o n the sw itch. It also prov ides option s for disp laying MAC addresse s and IP/MAC binding by individual port or by VLAN. The MA C Forwarding T able is a tab l e of [...]

34 +------+----+----+-----------------+---------+ |Unit|Port|Type| MAC Address | PVID | +------+----+----+-----------------+---------+ 1 17 D 00:00:94:00:00:10 0001 1 17 D 00:00:94:75:2B:D0 0001 1 17 D 00:00:94:93:21:38 0001 1 17 D 00:00:94:B4:7E:34 0001 1 17 D 00:00:94:C6:51:07 0001 1 17 D 00:00:94:C6:FC:43 0001 1 17 D 00:00:94:CB:5F:0E 0001 1 17 [...]

35 3.10 Security Management See Chapter 4 A dvanced M anagement . 3.11 VLA N Management See Chapter 4 A dvanced M anagement . 3.12 IP Mult icast Traf fic Managem ent See Chapter 4 A dvanced M anagement . 3.13 Port Mirroring Configuration Port mirrorin g allow s you to co nfigure th e switch to copy al l traffic associat ed with o ne port ( the Moni[...]

36 3.13.3 Sett ing the Mo ni tor Po rt To specify which por t to mon itor, use th e follow ing proce dure: 1. Type m in the Configurat ion menu to displ ay the Port M irroring Configuration menu. 2. If necessary , select w hich unit to be con figured on the Sy stem Unit M ap and pre ss Ent e r , or select another unit by typing u in the com mand li[...]

37 Performing a Software Upgr ade at Runtime The softw are image fil e must b e downloaded from a server o n your netw ork that is running a TFTP server applicat ion. Important! M ake sure the switch i s configure d with an IP address. For details , see “Cha nging Sy stem IP Information” e arlier in thi s chapter. To upgrade the switch software[...]

38 Performing a Software Upgr ade Use the fol lowing pr ocedure to upgrade t he switc h’s softw are through its seri al (consol e) port: 1. In the Image F ile Download C onfiguration M enu, type x to acce ss the X/Y/Z M odem Imag e File Downloading M enu. 2. Type x, y or z to select the cor respondi ng modem proto col. Note : For information abo [...]

39 2. Type r, d or i . Typing r re sets t he switch to its curre nt conf iguration . Typing d re sets sw itch to the factory defau lt. Typing i resets the sw itch to the fact ory default, but w ithout affecting it s IP and Bootstrap conf iguratio n. 3. Type y to confirm the res et or t ype n to can cel the res et. Note : During the s cheduled re se[...]

40 2. Type l in the System Log M enu to disp lay the curr ent sy stem log. The system log di splays any major system events that have occurred on the sw itch. If no major events hav e occurr ed, “Syste m up” me ssages are display ed. IntraCore 3524 System Log Summary ==============================================================================[...]

41 To display the User In terface C onfiguration M enu, as shown below , type u in the Configur ation Menu. IntraCore 3524 User Interface Configuration Menu Console UI Idle Time Out: Console UI idle time-out feature is disabled Telnet UI Idle Time Out: 5 Min. HTTP Server Status: ENABLED Telnet Sessions Status: Access Hosts: Session Status Source IP[...]

42 3.17.3 Changing the Password Use this option to ch ange the passw ord that the user must e nter when they log in. Important! T he factory def ault passw ord is Asante. The p assword is case -sen sit ive . To change the current Local M anageme nt Interfa ce or W eb-b ased Inter face passw ord, use the fo llowing procedure: 1. Type p in the User I[...]

43 3.19 Vie wing Statistic s Viewing sta tistics o n a regular basis allows you to evaluate y our network’s perfor mance. You can v iew current st atistics f or the sw itch on a per-p ort basis and can change your view of those stat istics and the counters di splayed in it. To v iew statistics us e the follow ing procedure: 1. Type s in the Main [...]

44 Chapter 4. Adv anced M anagement This ch apter deals w ith the advanced management of t he switch, via the c onsole mod e or telnet co nnection. See Chapter 5. Web-Base d Manageme nt for informa tion on managing the switch through y our web browser. The follow ing sectio ns des cribe the the se advance d topics for man agement of the IntraC ore [...]

45 IntraCore 3524 Spanning Tree Configuration Menu STP Status: Enabled Bridge ID: 8000 00:00:94:CC:C7:37 Designated Root: 4000 00:00:94:AA:64:31 Root Port: Unit: 2 Port: 1 Root Path Cost: 100 Addr Ageout Time: 300 Hello Time: 3 Sec. Bridge Hello Time: 2 Sec. Maximum Age: 20 Sec. Bridge Maximum Age: 20 Sec. Forward Delay: 15 Sec. Bridge Forward Dela[...]

46 4.2 SNMP and RMON Management The Simple N etwork M anagement Protocol (SNM P) may be used to man age the I ntraCore 3524. The SN MP agent support s database obje cts that are d efined in the follo wing mana gement information bases (M IBs): • MIB II (RFC 1213) • Bridge MIB (RFC 1493) • RMON (R FC 1757) 4 groups - Ethernet Statistics, Eth e[...]

47 addresses ar e used on the sys tem, the M AC addresses of both statio ns and t he ports they acc essed are logged. If you enable both du plicated I P detectio n and dupli cated IP trap, th e designat ed trap re ceiver get s an ale rt each time a duplicated IP addr ess is used on the syst em. In order t o send duplicat ed IP traps, d uplica ted I[...]

48 4.3.3 Configuring Port Security To access the Port Security Config uration Menu, type t in t he Configuration M enu to access the Security Management M enu, then type p to a c cess the Port Se curity C onfiguration M enu. A screen similar to the following w ill appe ar: IntraCore 3524 Port Security Configuration Menu Unit Type: [24-100TX/RJ45] U[...]

49 To enable N ew Node det ection: 1. From the Con figuration M enu, type t to acces s the Security M anagement Menu. 2. Type p to access t he Port Security Configurat ion Menu, a s show n in Figure 4-5. 3. Type t to choose Tog gle Port Security Trap . 4. Type l to toggle the n ew node trap (if it is not alrea d y enable d). Configuring Port Lock a[...]

50 Inserting/Modi fy ing a Port Trusted MA C Address When you set port se curity lev el 2 or 3 for a port, you specify the port-truste d MA C address. Y ou can change t hat address for a port without co mpleting a ll the st eps to set the port security. To add or chan ge the port-trusted M AC address: 1. From the Con figuration M enu, type t to acc[...]

51 • Adding and de leting untagged sets • Sharing and un sharing V L ANs • Inserting and remov ing MAC addresse s • Toggling ma nagement access To access the VLAN Management M enu, type v in the Conf iguration M enu. A screen simil ar to the follow ing will appear : IntraCore 3524 VLAN Management Menu VLAN Version: 1 VLAN Type: Port Based M[...]

52 Creating a VLA N Follow the steps below to create a new VLAN: 1. Type c from the VLAN Grou p Static Configuration M enu. 2. Type s to select the VLAN, an d then ent er the VLAN ID (VID ) that you de cided to use. You will notice that t he VID for an unused VLAN is 0000. 3. Press Ent er . 4. Type e to set the VLAN na me (up to 32 character s ) an[...]

53 IntraCore 3524 VLAN Port Configuration Menu Unit: [1] Port: [01] Port VLAN ID (PVID): 0001 Acceptable Frame Type: All Frames Port Ingress Filtering: Disabled Port Type: Normal VLAN Membership : 0001u <Cmd> <Description> f Toggle Port Ingress Filtering Enable/Disable t Toggle Acceptable Frame Type(All Frames/Vlan-Tagged Frames Only) g[...]

54 To set the VLAN ID for the port (PVID), fro m the VLAN Port C onfiguration M enu, type c . Enter the nu mber you are ass igning (from 1- 409 4). Press Ent er when you are done. Adding and Deleti ng VLANs from the Port To add or delet e VLANs assi gned to a port, type a to add, or d to delet e from the VLAN Po rt Configurat ion Menu. Follow the i[...]

55 IntraCore 3524 Unit 1 Port VLAN Info ======|======|====================|============|===========|================| Port | PVID | Vlan | Acceptable | Ingress | Port | Number| | Membership | Frame Type | Filtering | Type | ======|======|====================|============|===========|================| 1 | 0001 | 0001u | All Frames | Disabled | Norma[...]

56 Protocol-Indepe ndent M ulticast (PIM ), routers maintain forw arding tabl es that they use to fo rward multi cast datagrams. Packets del ivered t o members of the multi cast group are identified by a single multica st group a ddress. A ny host, regar dless of w hether it i s a member o f a group, c an send to a group. However, on ly the memb er[...]

57 +--------------------+---------+-----------------------+ | Multicast IP Addr | VID | Action | +--------------------+---------+-----------------------+ xxx.xxx.xxx.xxx 0001 Mgm Action xxx.xxx.xxx.xxx 0001 Mgm Action xxx.xxx.xxx.xxx 0001 Mgm Action xxx.xxx.xxx.xxx 0002 Mgm Action xxx.xxx.xxx.xxx 0002 Mgm Action End of Summary, Quit 4.5.2 IP Multic[...]

58 Chapter 5. Web-Based Management This ch apter tells how to man age the switch by means of a W eb browser, usi ng Web pages to mo nitor and configure the sw itch. M ost of the opt ions and fu nction s prov ided by W eb brow ser man agement are similar to those of th e Local Manage ment Interf ace. For add itional details about manag ing the switc[...]

59 The W eb Brow ser Managem ent Ov erview page contains a sidebar w ith ten managem ent option buttons , and a view of the IntraCore front pan el that displays real-time switch o perating informat ion, as w ell as contact infor mation for Asanté T echnologies, Inc. Note : The brow ser pages s how n in this chapter are typica l of those used for t[...]

60 The page has six section s, which ar e listed at the t op of the p age. To view anoth er section, click a link at the top of the page or scroll do wn. T he General Information p arameters are describ ed fully i n “Viewing General Infor mation” in Chapter 3. 5.3 Statist ics But ton This butt on opens th e Statist ics page, w hich presents a g[...]

61 • Rate Button – D isplays t he rat e of the pac kets or bytes p er port. • Since Rst Bu tton– Display s th e packets/by tes sw itched sin ce the managemen t counte rs were la st reset or cleared. • Reset Button– Cle ars the counters for fut ure sampli ngs. • Counters – D isplay s the stati stical counter s of the as sociat ed vie[...]

62 Configure th e variable s by choosing th e desired op tion from each drop- down men u. 5.5 Span Tree (Spann ing Tree) Button This butt on opens th e Spannin g Tree Protocol (STP) Conf iguration page, w hich show s the ST P Configurati on of the IntraCore, as show n below . STP configur ation is ex plained in Chapter 4. Ad vanced M anagement . Cl[...]

63 Important! Do NO T config ure any ST P parameters unless y ou have know ledge of and ex p erience with th e IEEE 802.1d spe cification. 5.6 SNMP Butt on This butt on display s the SNMP (Simple Netw ork Manage ment Protocol) page, a s show n below . See “SNMP C onfiguration” in Chapter 3 for an explana tion of SNMP settings. 5.7 A ddr (Addres[...]

64 The top table displays the cou nts of IP and M AC addresses for ea ch port. T he low er table displ ays IP and MAC addresses for eith er a particu lar port, or all ports. T he activity st atus (Entry) and VLAN seg ment (VSEG) are also display ed for each device. To see the M AC and IP addresse s, the a ctivity statu s, and t he VLAN se gment for[...]

65 port attribut es page to access the VLAN Grou ps page. In the VLAN Groups page, th ere is a panel th at shows the V ID of eac h VLAN on the current switch. To configure a VLAN, select th e VID of the d esired VLAN. To conf igure the port s for the se lecte d VLAN, click t he Ports button. 5.8.1 Port Configuration Clicking the P orts button in th[...]

66 5.8.2 VLAN Configuration To configure a VLAN, first sele ct a VID in t he VLAN Gro ups page, a nd then click the VLAN button . This opens the VLAN Group C onfiguratio n options page, show n below. Creating or Modify ing a VLAN To create or m odify th e basic attributes of a VLAN group, cli ck the Creat e or Modify butto n in the VLAN Group Conf [...]

67 In the right-han d panel you ca n select the option to show the ports that are in t he untagged set or the tagged set of the VLAN . These port s appear in the unit simulation on the left. Dark ened port s are not m embers. Ports with a green X are untagged members. Port s with a green dot are tagg ed member s. To modify th e port members: 1. Sel[...]

68 5.9 Security Button This butt on opens th e Security page, which prov ides a sum mary of the securi ty of each port on ea ch sw itch, as show n below. The configura tion pages for in dividual ports are a c cessed by click ing on the a ssociated blue nu mber in t he Unit-Port column.[...]

69 5.10 Duplicate IP Button The Duplic ate IP button lights up if a Dup licate IP number ha s been d etected on t he system. Clickin g the button opens the Duplicate IP Trap Log page, w hich, if the tr ap is enable d, disp lays a re cord of dupl icate IP Addresses de tected. T he Log shows the M AC address of the device that is the original or r ig[...]

70 Chapter 6. SNMP Management The sw itch can be managed u sing a Simpl e Netw ork Manag ement Proto col (SNM P) compatibl e management station running p latforms such as HP OpenVie w or M G Soft’s MI B Browser. 6.1 SNMP Managem ent Operations A network ma nagement a pplication is co ncerned w ith perfor mance stati stics gat hered by the devi ce[...]

71 6.3 Community Name and Security SNMP v .1 was not des igned to be a secure protocol. T here is no true pas sword, alt hough t he string know n as a commu nity string does serv e some of the same p urposes. SNMP-aware dev ices, suc h as this switch, often ship w ith well-known co mmunity strings. Fo r this reason, it is important that y ou change[...]

72 • The IP group -- T his group con tains count ers for Internet Protocol Traffic. It cont ains as a sub- group the IP Net-to-M edia table, w hich tracks MAC-to-IP add ress mappings • The ICM P group -- keeps stati stics for Int ernet Contro l Protocol datagrams • The T CP group -- keeps st atistics for the T ransmission Co ntrol Prot ocol, [...]

73 Chapter 7. Switching Concepts A bridge is a hardware dev ice used to conn ect multi p le netw orks int o one big ne twork. Ho wever, when a bridge receiv es a broad cast from one interf ace, it will forw ard the frame to all interfaces and flood th e wire, easily ov erwhelmin g the netw ork. The tradit ional solut ion to t he problem o f broadca[...]

74 7.1.3 Port VLAN ID To allow untagged pac kets to parti cipate i n a VLAN, a Por t VLAN ID (PVID) must b e assign ed in the relevant port(s). Each port on th e switch has a default PVID o f 1 (the defau lt VLAN) and w ill receive bot h tagged and untagged fr ames. You may co nfigure the PVID of any de sired port ( the range is 1 to 40 94). For po[...]

75 Forward Delay After a reca lculation of the spa nning tree , the Forw ard Delay param eter regu lates the de lay before each p ort begins trans mitting traffic. If a port be gins forw arding traffic too s oon (befor e a new root bridge has been selected), th e netw ork can be adversely a ffected. The defaul t value f or Forward Del ay is 15 seco[...]

76 7.3.2 Flow Control With a link o perating at a high data rate, a switch may ex perience occasion al limitat ions in the buffer space used to store Ethernet frames before forw arding them. In this situ ation, if the sendi ng stat ion contin ues to send frames, the sw itch will have no option but to dis card the frame s. This m ay quickly lead to [...]

77 Appendix A. Troubleshooting In the unlik ely event y our sw itch does n ot operate properly, fo llow the tro ublesh ooting tips below . If you still need help, contact A santé’s te chnical suppor t. Problem Possible Solutions Power LED is no t lit. LED will turn o ff during system initial ization. Che ck your pow er connection. Plug t he powe[...]

78 Appendix B. Features and Specifications The sect ions below list the features and product specif ication s for the IntraC ore 35 00 Series G igabit Ethernet sw itches. B.1 Features The follow ing is a su mmary of the mana gement featur es of 3 500 Series G igabit Et hernet Sw itch: Graphical Us er Interface: HTM L browser-based w ith passw ord p[...]

79 Status Indica tors: IC3524 M odels: Separate link- activity, speed (10/ 100/Giga bit) and d uplex (full or half) LEDs for each port; syste m power IC3548-2GT : Link/activ ity and full-dupl ex/half-dup lex displ ay modes for each ports’ LED statu s light (10/ 100Mbps only); Separ ate lin k/activ ity and full- duplex/half- duplex LEDs for each G[...]

80 Appendix C. FCC Compliance and Warr anty Statements FCC Complia nce Statement This equ ipment has been test ed and found to comp ly w ith the li mits for a C lass A di gital de vice, pursu ant to part 15 of t he FCC Rules . These l imits are d esigned to provi de reasonabl e protect ion aga inst harmf ul interference w hen the equipm ent is oper[...]

81 2. Asanté w arrants that As anté sof tware w ill not fail to execu te its pro gramming i nstruct ions, for th e period specified a bove, due t o defects in mat erial and w orkmanship w hen properly installed a nd used. If Asanté receives no tice of su ch defe cts dur ing the w arranty per iod, A santé will rep lace software media t hat does [...]

82 Appendix D. Consol e Port Pin Outs The console port is used to co nnect w ith a termi nal using a serial modem RS- 232C cab le (av ailable fr om Radio Shac k’s w ebsite, catal og # 26- 117). T he setting i s 9600-N 81. The table below lists th e pin outs. Pin Number Signal Name 1 CD Carrier Detect 2 RD Recei ve Data 3 TD Transmit D ata 4 DTR D[...]

83 Appendix E. Online Warrant y Registr ation Before callin g Asanté Technic al Support, ple ase register you r sw itch online at www .asante.com/supp ort/registration.html . By doing so, you ’ll be entitled to speci al offers, up-to-date information a nd imp ortant prod uct bull etins.[...]

84 Appendix F. BootP Confi guration The sw itch is shipp ed with Bo otP support . If your netw ork contains a BootP server conf igured with avail able, valid IP addre sses, BootP allows the sw itch to be configured automatica lly w ith an IP addr ess w hen it is connected to the network and i s powered on. Important! BootP configuratio n works only[...]

85 To set the sw itch to download its softw are over the netw ork from a r emote serv er, use the f ollowing procedure: 1. Open the Lo cal Boot strap Con figuration Menu by typing b in Configur ation Menu. 2. Open the Remo te Bootstrap Config uration M enu by typin g r in the Local Boots trap Configur ation Menu. T he menu appe ars, as show n below[...]