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NetComm IP DSLAM manuel d'utilisation

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Un bon manuel d’utilisation

Les règles imposent au revendeur l'obligation de fournir à l'acheteur, avec des marchandises, le manuel d’utilisation NetComm IP DSLAM. Le manque du manuel d’utilisation ou les informations incorrectes fournies au consommateur sont à la base d'une plainte pour non-conformité du dispositif avec le contrat. Conformément à la loi, l’inclusion du manuel d’utilisation sous une forme autre que le papier est autorisée, ce qui est souvent utilisé récemment, en incluant la forme graphique ou électronique du manuel NetComm IP DSLAM ou les vidéos d'instruction pour les utilisateurs. La condition est son caractère lisible et compréhensible.

Qu'est ce que le manuel d’utilisation?

Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation NetComm IP DSLAM décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

Donc, ce qui devrait contenir le manuel parfait?

Tout d'abord, le manuel d’utilisation NetComm IP DSLAM devrait contenir:
- informations sur les caractéristiques techniques du dispositif NetComm IP DSLAM
- nom du fabricant et année de fabrication NetComm IP DSLAM
- instructions d'utilisation, de réglage et d’entretien de l'équipement NetComm IP DSLAM
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

Pourquoi nous ne lisons pas les manuels d’utilisation?

Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage NetComm IP DSLAM ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles NetComm IP DSLAM et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service NetComm en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées NetComm IP DSLAM, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif NetComm IP DSLAM, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation NetComm IP DSLAM. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    Management User Guide IP DSLAM[...]

  • Page 2

    NetComm NCT240 Management Guide Release 1.0 T able of Content 1. INTR ODUCTION .............................................................................................................................. 5 1.1 F EA TURES ...............................................................................................................................[...]

  • Page 3

    NetComm NCT240 Management Guide Release 1.0 2.3.2 Ethernet Port Settin g ............................................................................................................. 22 2.3.3 MAC management ................................................................................................................. 23 2.3.4 IGMP snooping ......[...]

  • Page 4

    NetComm NCT240 Management Guide Release 1.0 Server ............................................................................................................................... ............... 42 Syslog ............................................................................................................................... ............... 4[...]

  • Page 5

    NetComm NCT240 Management Guide Release 1.0 CONFIG: ............................................................................................................................... ............. 62 Save ............................................................................................................................... ................. 63[...]

  • Page 6

    NetComm NCT240 Management Guide Release 1.0 1. Introduction This document is intende d for First Office Acceptance test pl an for NetComm’ s ADSL2+ Broadband Access Switch solution (BAS) . The Netc omm NCT240 Broadband Access Switc h contains 24 ADSL2/2+ circuits to deliver high-speed data, video and voice service over traditional twisted coppe r[...]

  • Page 7

    NetComm NCT240 Management Guide Release 1.0 T h e N CT 2 4 0 Ac ce s s s y st e m c on ta in s 2 4 A D S L2 /2 + c ir cu it s t o d el i v e r hi gh - s p ee d d a t a s er v i c e over twisted copper pa irs using indust ry standard Discrete Multi-Tone (DMT) line co ding technology. The NCT240 complies with full-rate AD SL in accordan ce with ANSI [...]

  • Page 8

    NetComm NCT240 Management Guide Release 1.0 1.2 Basic operating information 1.2.1 Default username and Passwor d Username: admin Password: admin 1.2.2 Default IP addresses MGMT : (Management Ethernet port ) – 192.168.1.1 UPLINKs : 192.168.0.1 1.2.3 Default profile The NetComm NCT240 comes with the following default settings for all of the ADSL po[...]

  • Page 9

    NetComm NCT240 Management Guide Release 1.0 2. Configuring the Switch by Web Interface Log in 2.1 System 2.1.1 System Info This page displays the basic system information 8[...]

  • Page 10

    NetComm NCT240 Management Guide Release 1.0 2.1.2 System log When you enter to the syslog page the first function visible is enable and disable, default is enabled. There are three types of syslogs , 1) Error log 2) W arning log 3) Message log Show – display the syslog Clean - The syslog can be cleaned using the syslog CLEAN option, Config – sh[...]

  • Page 11

    NetComm NCT240 Management Guide Release 1.0 2.1.3 SNMP setup This page is for configuring the built in SNMP agent, NCT240 support SNMP V2c SNMP set c o mmunity: SNMP get co mmunity : SNMP trap c ommunity and the T rap receiver IP address 2.1.4 General setup 10[...]

  • Page 12

    NetComm NCT240 Management Guide Release 1.0 Display and Edit General information Host Name : NCT240 Host name Location : NCT240 location Contact Person’ s Name: maintainer ’ s name Model: NCT240 model User T ime Server When Bootup: Select time service protocol during bootup. T ime Server IP Address: IP address of T ime server Current T ime: cur[...]

  • Page 13

    NetComm NCT240 Management Guide Release 1.0 2.1.6 Synchroniz ation with T ime server (SNTP) 2.1.7 User Management Add, delete and Modify user information 2.1.8 Log out 12[...]

  • Page 14

    NetComm NCT240 Management Guide Release 1.0 2.1.9 Server services 2.1.10 Alarm This page is used for displaying cu rrent alarms and alarm history , Display current alarms or Alarm history , 2.1.1 1 Daisy control Please refer to the application no te on Daisy control for m ore details 13[...]

  • Page 15

    NetComm NCT240 Management Guide Release 1.0 2.1.12 Softwar e upgrade and Configuration backup Page for setting the FT P server settings Page for selecting w hich file to upgrade Page to back the files 14[...]

  • Page 16

    NetComm NCT240 Management Guide Release 1.0 2.2 ADSL 2.2.1 xDSL port setup Enable and Disable ADSL ports, m ap ADSL pr ofiles to each port individually , copy settings of one port to another port 2.2.1.1 Map profile 15[...]

  • Page 17

    NetComm NCT240 Management Guide Release 1.0 Map ADSL profile, Alarm profile, ADSL m ode (and the annex) to ADSL ports 2.2.1.2 copy Settings to other ports 2.2.1.3 PVC Map (single and Multiple PVC setup) PVC can be set to a range of ports or to Individual ports using this page. 16[...]

  • Page 18

    NetComm NCT240 Management Guide Release 1.0 2.2.1.4 PVC show The PVC profile of an individual port or a range of ports can be displayed using this page. 2.2.1.5 PVC delete 17[...]

  • Page 19

    NetComm NCT240 Management Guide Release 1.0 2.2.2 Multiple port xDSL set up This page is used for configuring seve ral ports with the sa me configuration: After selecting the ports, click on Apply: 18[...]

  • Page 20

    NetComm NCT240 Management Guide Release 1.0 2.2.3 xDSL profiles 2.2.3.1 Port profile ADSL profiles can be added and deleted using this page 2.2.3.2 VC profile VC profile can be added using this page 19[...]

  • Page 21

    NetComm NCT240 Management Guide Release 1.0 2.2.3.3 Alarm profile SET alarm profile 2.2.3.4 Map alarm profile Map the Alarm profile 20[...]

  • Page 22

    NetComm NCT240 Management Guide Release 1.0 2.2.4 Line Diagnostic – DEL T 2.3 Switch 2.3.1 VLAN Default VLAN S tack VLAN Priority T ag mode S trip mode 21[...]

  • Page 23

    NetComm NCT240 Management Guide Release 1.0 Forwarding method Frame types 2.3.2 Ethernet Port Setting Uplink 1 and 2 enable and disable Flow control configuration 22[...]

  • Page 24

    NetComm NCT240 Management Guide Release 1.0 2.3.3 MAC management This page is used for setting up the MA C aging time for the L2 switch feature in NCT240 and for setting up the MAC filter , MAC aging time setting – Default is NO MAC ageing MAC filter settings, up to 20 MAC addresse s can be added to the filter list. MAC aging time settings – (i[...]

  • Page 25

    NetComm NCT240 Management Guide Release 1.0 2.3.4 IGMP snooping This page is for co nfigu ring IGMP snoopi ng feature, IGMP snooping can be enabl ed for PVC, VLAN. IGMP sno opin g and IGMP fast leave feature can be en able d and disabled. 2.3.5 Port authentication 802.1x 802.1x configure p age 24[...]

  • Page 26

    NetComm NCT240 Management Guide Release 1.0 802.1x monitor page: 2.3.6 Queue MAP 25[...]

  • Page 27

    NetComm NCT240 Management Guide Release 1.0 2.3.7 DHCP relay – option 82 2.3.8 Loop test 2.4 Status 2.4.1 Channel status 26[...]

  • Page 28

    NetComm NCT240 Management Guide Release 1.0 Display the channel status of each port Upstream and Downstream. 2.4.2 Line status Display the Line status for each line. 2.4.4 Line state This page displays the cu rrent state of the line. 27[...]

  • Page 29

    NetComm NCT240 Management Guide Release 1.0 2.5 IP 2.5.1 IP setup For Setting IP , Net mask and Default gateway for two 1000base uplink ports. For setting IP , Net mask and Default gate way for the Management 100base Ethernet port. 2.5.2 ARP t able Display and flush For display and Flush ARP table 28[...]

  • Page 30

    NetComm NCT240 Management Guide Release 1.0 2.5.3 PING function For pinging any IP address for diagnostic purposes. 2.5.4 VLAN (For management ) 2.6 Performance 2.6.1 ADSL performance For 15 minutes to 1days performance data for NCT240 29[...]

  • Page 31

    NetComm NCT240 Management Guide Release 1.0 2.7 Statistics 2.7.1 Gigabit Ethernet port counters 2.7.2 Utopia counter Port 1~8 = Utopia port 0~7 Port 9~16 = Utopia port 32~39 Port 17~24 = Utopia port 64~71 2.7.3 VCC counter 30[...]

  • Page 32

    NetComm NCT240 Management Guide Release 1.0 2.7.4 Ether port counter 2.7.5 Vcencap counter 2.7.6 Excpetion counter 31[...]

  • Page 33

    NetComm NCT240 Management Guide Release 1.0 2.8 Configuration 2.8.1 Configuration save SA VE the current configuration of NCT240 in to non volatile Memory 2.8.2 Restore Set the current configura tion to last saved or f actory default settings 32[...]

  • Page 34

    NetComm NCT240 Management Guide Release 1.0 3. Configuring NCT240 by CLI Interface T o use “windows hyper terminal” to get in to CLI interface, a confi guration need to be set as the method below: GOTO – S tart > Programs > Accessories > Communications > HyperT erminal Creating a New connection Give a Name to the connection 33[...]

  • Page 35

    NetComm NCT240 Management Guide Release 1.0 Select the comport the device is connected to - (if you are using a com puter with a built in com-port the port num ber will be COM1 or COM2 but if you are using a RS232 to USB converter the number of com-port can be any other num ber ) Set the port settings as shown in the image below 34[...]

  • Page 36

    NetComm NCT240 Management Guide Release 1.0 After completing the initial setup, GOTO – File > Properties > settings And do the settings according to the window below . Log in Process When connected to the CLI please use the usernam e/password – admin/admin ; BAS login : admin Password: admin BAS> 35[...]

  • Page 37

    NetComm NCT240 Management Guide Release 1.0 This chapter intr oduces the command line interface and lists the available commands. It is divided into 7 topics : 1. System:- Deal with system configuration and maintenance. 2. ADSL:- Introducing and configuring ADSL parameters. 3. S tatus :- Display the system status 4. Switch:- Deal with Switch functi[...]

  • Page 38

    NetComm NCT240 Management Guide Release 1.0 Command format Some commands required parameter(s). The num ber of parameter required is dif ferent for each command. T o know each command’ s parameters, just type the command name. For example, to know the comm and format for XXX , you can type XXX ; the screen will show something like this: XXX <a[...]

  • Page 39

    NetComm NCT240 Management Guide Release 1.0 SYSTEM: These are the commonly used commands that belong to the sys (system) group of commands as the figure 2. Y ou can input “help” or “?” for help. BAS/sys>help h e l p D i s p l a y c o m m a n d l i s t ? D i s p l a y c o m m a n d l i s t daisycontrol The management of daisy chain update[...]

  • Page 40

    NetComm NCT240 Management Guide Release 1.0 Command usage : BAS0/sys>daisy The management of daisy chain. Usage: daisycontrol <show|setdevice|setta rg et|tsetslavenum|tshowslavenum> show Display the settings of daisy chain management. s e t d e v i c e S e t t h e l o c a l d e v i c e I D . s e t t a r g e t S e t t h e t a r g e t I D . [...]

  • Page 41

    NetComm NCT240 Management Guide Release 1.0 Info This command shows general system se tting about switch name, switch location, contact person and contact phone number . Syntax: info <show | switchname | location | contact | phone> ¾ show – list all the settings of the info menu ¾ switchname – switch name ¾ location – switch location[...]

  • Page 42

    NetComm NCT240 Management Guide Release 1.0 Command usage : BAS/sys>user Setup user information. Usage: user <add| del| list| online| passwd> add Add an account and assign it's group. d e l D e l e t e a n a c c o u n t . list List all registered users in the system online List all online users in the system passwd Set the user's[...]

  • Page 43

    NetComm NCT240 Management Guide Release 1.0 SNMP This command is for configuring S NMP agent: Synt ax: snmp <show|getcommunity |setcommunity |trapcommunity> ¾ s h o w D i s p l a y S N M P s e t t i n g s . ¾ getcommunity Set the SNMP GetRequest community . ¾ setcommunity Set the SNMP SetRequest community . ¾ trapsetting Set the SNMP T ra[...]

  • Page 44

    NetComm NCT240 Management Guide Release 1.0 Syslog syslog is a utility for tracking and logging all manner of system messages from the merely inform ational to the extremely critic al. Each system message sent to the syslog server has two descriptive labels associated with it th at makes the message easier to handle ¾ The first describes the funct[...]

  • Page 45

    NetComm NCT240 Management Guide Release 1.0 Ti m e This command can display and set system’ s time. Syntax: time <show | set> ¾ show – display system time ¾ set – set system time Command usage: ¾ set time use this format hh:mm :ss ¾ NCT240 uses 24 hours format BAS/sys>time The system's current time Usage: time <show| set&[...]

  • Page 46

    NetComm NCT240 Management Guide Release 1.0 Command usage: ¾ set date use this format yyyy:mm:dd BAS/sys>date The system's current date Usage: date <show| set> show Display the system's current date. s e t S e t t h e s y s t e m ' s d a t e . date command T imeserver This command can display and use system’ s time server[...]

  • Page 47

    NetComm NCT240 Management Guide Release 1.0 Alarm Syntax: alarm <show> show Display the recorded system alarm. alarm show <current|his tory> Command usage: BAS0/sys>alarm The recorded system alarm . Usage: alarm <show> show Display the recorded system alarm. BAS0/sys>alarm show Usage: alarm show <current|his tory> 46[...]

  • Page 48

    NetComm NCT240 Management Guide Release 1.0 ADSL: This chapter explains how to configur e NCT240 system’ s ADSL ports. It also covers how to configure virtual chan nels and virtual channel profiles. A profile is a table that contains a list of pre-configured ADSL settings. Each ADSL port has one profile assigned to it. Th e profile defines the la[...]

  • Page 49

    NetComm NCT240 Management Guide Release 1.0 Command usage: BAS/adsl>enable T urn on the specified ADSL ports Usage: enable portlist (1-24) BAS/adsl>enable 1~24 (will enable all the ports) enable command Disable Syntax: disable <port> ¾ disable an ADSL port Command usage: BAS/adsl>disable T urn off the specified ADSL ports Usage: dis[...]

  • Page 50

    NetComm NCT240 Management Guide Release 1.0 Profile Syntax: profile <show| set| delete| map> ¾ show –show an ADSL profile ¾ set – create an ADSL line profile do wnst ream max rate – downstream minim um rate ¾ delete – remove an ADSL profile ¾ map – assign a specified profile to a port and set the port's ADSL mode Command us[...]

  • Page 51

    NetComm NCT240 Management Guide Release 1.0 Line diagnostic Syntax: linediag <port number> ¾ Run line diagnostic on the specified port Command usage: BAS/adsl>linediag Usage: linediag Set the specified port to line diagnostics and display the result. Vcprofile Syntax: vcprofile <show| set| delete> ¾ show – show a virtual ch annel[...]

  • Page 52

    NetComm NCT240 Management Guide Release 1.0 Alarmprofile Syntax: alarmprofile <show| set| delete| map> ¾ show – display alarm profiles and their settings ¾ set – configure an alarm profile ¾ delete – remove an alarm profile ¾ map – map specified ADSL ports to an alarm profile Command usage: BAS/adsl>alarmprofile Display ,create[...]

  • Page 53

    NetComm NCT240 Management Guide Release 1.0 Command usage: BAS/adsl>pvc Display , create, modify , and remove a PVC setting Usage: pvc <list|show| set| delete> list List all mapped vcprofiles for all port. s h o w D i s p l a y P V C s e t t i n g s . set Create or modify a PVC setting. delete Remove a PVC setting. pvc command Status: This[...]

  • Page 54

    NetComm NCT240 Management Guide Release 1.0 Linestatusget This command will list the line status. Syntax: linestatusget Command usage: BAS/status>linestatusget line status get Usage: linestatusget nLine(1- 24) nDirection(0-1) linestateget command Linestateget This command will list the line states. Syntax: l inestateget Example: BAS/status>li[...]

  • Page 55

    NetComm NCT240 Management Guide Release 1.0 SWITCH: This chapter will guide user how to configure the NCT240 switch features. h e l p D i s p l a y c o m m a n d l i s t ? D i s p l a y c o m m a n d l i s t queuemap The system's pr iority level to physical queue mapping v l a n S e t t i n g V L A N portvlan Setting port based vlan group mac [...]

  • Page 56

    NetComm NCT240 Management Guide Release 1.0 VLAN Usage: vlan <show|portshow|basicset|advset|switchm ode|frametype> ¾ s h o w D i s p l a y V L A N s e t t i n g s . ¾ portshow Display the port(s) VLAN settings. ¾ b a s i c s e t B a s i c C onfiguration of a VLAN entry . ¾ advset Advanced Configuration of a VLAN entry . ¾ switchmode Set [...]

  • Page 57

    NetComm NCT240 Management Guide Release 1.0 802.1x Syntax: 802_1x <show|portmode|enable|disable|porte nable|portdisable|config|timer> ¾ show - Display IEEE 802.1X settings. ¾ Enable - Enable 802.1x protocol ¾ disable - Disable 802.1x protocol ¾ portmode - Set portmode on special ports ¾ portenable - T urn on IEEE 802.1X on special ports.[...]

  • Page 58

    NetComm NCT240 Management Guide Release 1.0 Command Usage: igmpsnoop <show|set|enable|disable|fastleave> igmpsnoop <show> igmpsnoop set <VPI(0~4095)> <VCI(0~ 65535)> <VID> <Priority> igmpsnoop <enable> T urn on IGMP snooping. igmpsnoop <disable> igmpsnoop fastleave <enable>|<disable> igmps[...]

  • Page 59

    NetComm NCT240 Management Guide Release 1.0 Looptest Using this command you can diagnostic this device through four ways loops. Syntax: looptest <ingutopia|egutop ia|ingge0|egge0|disable> ¾ ingutopia - LoopLine Interface, UT OPIA Ingress Loop enable ¾ egutopia - LoopLine Interface, UT OPIA Egress Loop enable ¾ ingge0 - System Interface, LA[...]

  • Page 60

    NetComm NCT240 Management Guide Release 1.0 Command usage: BAS/ip>show ixp0 ip addr: 192.168.1.1 mac addr: 00:aa:aa:aa:aa:aa gateway: 0.0.0.0 net mask: 255.255.255.0 eth0 ip addr: 192.168.0.1 mac addr: 00:05:ca:00:04:10 gateway: 0.0.0.0 net mask: 255.255.255.0 Figure 29 ： show command Arp Syntax: arp <show | flush> ¾ show – displays t[...]

  • Page 61

    NetComm NCT240 Management Guide Release 1.0 Command usage: set <ip|netmask|mac|vlan> s e t i p <device ID> <ip> s e t n e t m a s k <device ID> <netmask> s e t m a c <device ID> <MAC> s e t v l a n <enable|disable> <VID> Gateway Use this command to establish a static route between this device an[...]

  • Page 62

    NetComm NCT240 Management Guide Release 1.0 Command usage : ping <ip> <count> STATISTICS: Use these commands to display ADSL statistics. h e l p D i s p l a y c o m m a n d l i s t ? D i s p l a y c o m m a n d l i s t a d s l D i s p l a y D S L s t a t i s t i c s e t h u t o D i s p lay UTOPIA|VCC|ETHER|GE data exit Return to upper l[...]

  • Page 63

    NetComm NCT240 Management Guide Release 1.0 Ethuto Syntax: ethuto <utopia| v cc| ether| ge| vcen capgroup| exception> ¾ utopia –display UT OPIA port rx and tx counters ¾ vcc –display Vcc interfa ce rx and tx counters ¾ ether –display ether inte rface rx and tx counters ¾ ge – display ge port rx and tx counters ¾ vcencapgroup – [...]

  • Page 64

    NetComm NCT240 Management Guide Release 1.0 Save This command saves all system configura tions to nonvolatile memory . Y ou must use this command to save any configura tion changes that you make, otherwise the NCT240 will ignore the changes. Save your changes after each configuration session. Syntax: save ¾ use this command to save your conf igura[...]

  • Page 65

    NetComm NCT240 Management Guide Release 1.0 4. Troubleshooting Troubleshooting guide T rouble Possible cause Solution PWR indicator does not light up after power on. Power outlet, power cord, or internal power supply may be defective. • Check the power outlet by plugging in another device that is functioning properly. • Check the power cord wit[...]

  • Page 66

    NetComm NCT240 Management Guide Release 1.0 Cannot ping uplink 65[...]

  • Page 67

    NetComm NCT240 Management Guide Release 1.0 6. Glossary 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet over two pairs of Category 3, 4, or 5 UTP cable. 100BASE-TX IEEE 802.3u specification for 100 Mbps Fast Et hernet over two pairs of Category 5 UTP cable. 100BASE-FX IEEE 802.3u specification for 100 Mbps Fast Ethernet over two strands of 5[...]

  • Page 68

    NetComm NCT240 Management Guide Release 1.0 OSI model and extends the physical la yer and media with repeaters and implementations that operate on fiber, thin coax and twisted-pair cable. Fast Ethernet A 100 Mbps network communication system based on Ethernet and the CSMA/CD access method. Gigabit Ethernet A 1000 Mbps network communication system b[...]

  • Page 69

    NetComm NCT240 Management Guide Release 1.0 A portion of the networking protocol that governs access to the transmission m edium, facilitating the exchange of data between network nodes. MDF (Main Distribution Fram e) Equipment where outside telephone lines ar e terminated at a building or site. MIB An acronym for Management Information Base. It is[...]

  • Page 70

    NetComm NCT240 Management Guide Release 1.0 A Virtual LAN is a collection of network nodes that share the same collision dom ain regardless of their physical location or connection point in the network. A VLAN serves as a logical workgroup with no phys ical barriers, allowing users to share information and resources as though located on the same LA[...]

  • Page 71

    Product W arranty NetComm products have a standard 12 months warranty from date of purchase. However some products have an extended warranty option, via registering your product online at the NetComm website www .netcomm.com.au . T echnical Support If you have any technical difficulties with your product, please refer to the support section of our[...]