NetComm NCT240 User's Manual
Contents
1. Pin Number Assignment 1 TX 2 Tx 3 Rx 6 Rx Because the ports on the NCT240 support automatic MDI MDI X operation you can use straight through cables for all network connections to PCs or servers or to other switches or hubs In straight through cable pins 1 2 3 and 6 at one end of the cable are connected straight through to pins 1 2 3 and 6 at the other end of the cable The table below shows the 10BASE T 100BASE TX MDI and MDI X port pin outs NetComm NCT240 Installation Guide Release 1 0 Pin MDI X Assignment MDI Assignment 1 Input Receive Data Output Transmit Data 2 Input Receive Data Output Transmit Data 3 Output Transmit Data Input Receive Data 6 Output Transmit Data Input Receive Data Note Auto negotiation must be enabled for automatic MDI MDI X pinout configuration 1000BASE T Pin Assignments meters 328 feet OOOBASE T ports support automatic MDI MDI X operation so you can use straight through cables for all network connections to PCs or servers or to other switches or hubs The table below shows the 000BASE T MDI and MDI X port pinouts These ports require that all four pairs of wires be connected Note that for 1000BASE T operation all four pairs of wires are used for both transmit and receive Use 00 ohm Category 5 5e or better unshielded twisted pair UTP or shielded twisted pair STP cable for 000BASE T connections Also be sure that th2. 1 Day threshold error Failed full initializations 1 Day threshold error 1D SIFAIL Major GEMINAX Failed short initializations 15 minutes threshold error Forward Error Corrections 15M FEC Major GEMINAX 15M CV GEMINAX ID FIFAIL GEMINAX 15 minutes threshold error Coding Violations ID FEC GEMINAX ID CV GEMINAX 15M HEC GEMINAX GEMINAX 15M Major ESPA 15M Major EPA GEMINAX 15M IBE GEMINAX 15M CRC P 15M CRCP P GEMINAX GEMINAX 1 Day threshold error Forward Error Corrections 1 Day threshold error Coding Violations 15 minutes threshold error Header Error Control 15 minutes threshold error Total cells 15 minutes threshold error User cells 15 minutes threshold error Cell Bit Error 15 minutes threshold error non pre emptive packets with CRC error in the bearer channel threshold crossing 15 minutes threshold error Pre emptive packets with CRC error bearer channel threshold in the crossing NetComm NCT240 Installation Guide Release 1 0 15M CV_P Major GEMINAX 15 minutes threshold error non pre emptive packets with coding violation in the bearer channel threshold crossing 15M CVP_P Major GEMINAX 15 minutes threshold error pre emptive packets with coding violation in the bearer channel threshold crossing 1D HEC Major GEMINAX 1 Day threshold error e po ed Header Error Control 1D Major GEMINAX 1 Day threshold error
3. This document is intended for First Office Acceptance test plan for NetComm s ADSL2 Broadband Access Switch solution BAS The Netcomm NCT240 Broadband Access Switch contains 24 ADSL2 2 circuits to deliver high speed data video and voice service over traditional twisted copper pairs by using DSL technology To meet the increasing demand for high speed internet access and triple play application services The next generation network offers a feasible functionality of integrated services with the most cost effective architecture Next generation broadband access networks are designed to provide rich video contents DSL POTS and VoIP services over traditional copper wire infrastructure These types of services will be supported on NGN architecture simultaneously DSL is used as the data service platform for traditional POTS technology which is used for voice services The multimedia and local content rich applications can also be easily implemented on this NGN architecture xDSL Digital Subscriber Line is a technology for delivering high bandwidth information over copper telephone lines xDSL service can deliver POTS and high date rate services simultaneously over a single twisted wire pair The POTS and data service are simultaneous and independent the xDSL data service does not affect the POTS service xDSL uses the bandwidth above the 4 kHz POTS frequency to transmit duplex data using digital modulation techniques from the C O side to the Custo
4. WWW NE COIMIN COM AU MM Installation Guide MEAL ya NCT240 IP DSLAM NetComm NCT240 Installation Guide Release 1 0 Table of Content De INTRODUCTION essssssiscsscccsssstecdevinssssessosssdactoovesecsesesbeciesvedevscenssesiuceasessubecdesbsscesevaaesobestecsosessasesbestesess 3 EPFATURES i ei eli ii ee le liye Or SR So OR AS ERE SE A RT 4 2 SYSTEM APPLICATION UPDATE PICTURE ocoooccccnnonocncnannnconannocconencocconcnnccnonnocconcnnocconaocccnonos 5 3 SYSTEM REQUIREMENT i ivcssccccccssscssssssccssosssnssssvssesssossscssessescesssccanssbecsseussecssesseacsoesssossvasssossoecessesoes 6 TEED DEFINITION os SE E ssh Gk ont ees e 6 HARDWARE sana E al a Ml ba e G eae a eked He a RS 6 SOFTWARE FEATURE lkelerde a Ka 7 4 INSTALLATION PROCEDURE bvssssistiscsssccsssossccssccsecsescosssincossecsecsssestesssducdecssbebiosesdecsesusseeseesstessesess 9 EQUIPMENT CHEGCKEIST ami db dA e de 9 MOUNTNO a Bae ed o e eler L N e O e O E e Gl os 10 INSTALLING OPTIONAL MODULES erener 11 DESKTOP OR SHELF MOUNTING eccoconononononononononononononononononononononononononononononono nono nono nono sE nono no nono no nono seses eee seses 13 WALL MOUNT MOUNTING erener 14 PROPER GROUNDING EARTH ua id 15 INSTALLING AN SFP TRANSCEIVER ccccocononononononononononononononononononononononononononononononono nono no nono no nono no nono nononanonononon 16 CONNECTING TO THE 1000BASE T AND 10 100BASE TX NTERFACE 16 CONNECTIN
5. INGN a EMS Element Management Switch Ethernet Access Infrastructure video Soft Game Residential Server Switch Serer User Basic System Application ADSL2 ADSL2 2 7 ADSL2 24 Aggregator Switch NetComm NCT240 Installation Guide Release 1 0 3 System Reguirement LED Definition Items LED color Function PWR power Power on System finished initializing SYS system stage System is booting up SYS system When the ACO RST button is pressed System is ready to restart release the ACO RST button to restart System is ready to reset to Factory default release the ACO RST button to reset to factory default MAJ Major alarm Major alarm reporting MIN Minor alarm Minor alarm reporting ADSL link is UP ADSL link DSL line is training to linkup Ethernet Fiber port is UP GE FX Link r A Dataflow activity in the port Ethernet Copper port is UP GE TX Link Dataflow activity in the port Hardware Dimensions amp Capacity 1 19 wide rack mount available 2 1U height 3 Provide 24 DSL ports and built in splitters Uplink Interfaces 1 The connector is SFP type at optical interface port 2 The connector is RJ 45 at copper interface port 3 When plugin SFP the work interface will select optical interface automatic and copp
6. RXD 3 TxD 3TxD wre TXD gt 2 RxD 5SGND o SGND 5 SGND NetComm NCT240 Installation Guide Release 1 0 7 Obtaining Technical Assistance For this NCT240 installation procedures please contact NetComm Limited Accessories for NetComm NCT240 1 Pak wD A Bracket Mounting Kit It contains two brackets and four screws for attaching the brackets to the DSLAM One Power Cord Four adhesive foot pads One CD containing installation Guide and Management Guide One RS 232 console cable Optional Two RJ 21 cables which consist of 24 pair Category 3 telephone lines Optional NetComm NCT240 Installation Guide Release 1 0 8 Specification Hardware Dimensions WxDxH 440 x 320 x 44 4 mm Weight 5 2 Kg LED System Power System Major and Minor alarm ADSL port link Uplink Port TX link and FX link Interfaces One RS232 Serial port for management One RJ 21 for DSL port One RJ 21 for Splitter port ACO RST for alarm cut off and system reset 4 Two Rj 45 1000 Base TX and One SFP interface w o optical module for uplink port Remark 1000 Base SX 1000 Base LX 1000 Base LHX and 1000 Base ZX Ethernet interface comply with IEEE802 3ab Gigabit Ethernet IEEE802 3z Gigabit Ethernet Power Supply 60Wt input 90 260 VAC 10 50 60Hz 60Wt input 36 72 VDC Operating Requirement Temperature 10 C 60 C
7. 0 Desktop or Shelf Mounting 1 Attach the four adhesive feet to the bottom of the first switch Figure 4 3 Attaching the Adhesive Feet 2 Set the device on a flat surface near an AC power source making sure there are at least two inches of space on all sides for proper air flow 3 If installinga single switch only go to Powering On the Switch at the end of this chapter 4 If installing multiple switches attach four adhesive feet to each one Place each device squarely on top of the one below in any order NetComm NCT240 Installation Guide Release 1 0 Wall mount Mounting 1 Attach the four adhesive feet to the bottom of the first switch Figure 4 4 Installing the Switch on a Wall 2 Set the device on a flat surface near an AC power source making sure there are at least two inches of space on all sides for proper air flow 3 If installinga single switch only go to Powering On the Switch at the end of this chapter 4 If installing multiple switches attach four adhesive feet to each one Place each device squarely on top of the one below in any order NetComm NCT240 Installation Guide Release 1 0 Proper grounding earth Proper Grounding is a very important part of the electrical installation for NCT240 if noise is present in the Electrical ground this noise can leak to the ADSL circuit through the Surge protectors and interfere with the proper operation of ADSL links both AC DC p
8. 0 0 0 0 0 10000000 honda 100000000 a LE LA lu uf a u da A A A A IAN DANT gannnnnanao n oo oo oo LL LU Figure 4 6 Connecting to the Punch down Blocks Follow the steps below to connect an EE Splitter to a building s phone line system using a punch down block 1 Connect one RJ 21 flat cable from the PBX to the connector on the splitter s rear panel labeled PBX MDF Note Some installations may also have a separate punch down block between the PBX and the EE Splitter In this case connect an RJ 21 cable from the splitter s PBX MDF connector to the punch down block 2 Connect another RJ 21 flat cable from the RJ 21 connector on the front of the splitter labeled Line to the building s phone line punch down block Note that the connection to the punch down block usually requires punching down the free wires from the RJ 21 cable Note If you use pre wired punch down blocks with RJ 21 connectors be sure they are wired to match the pin assignments of ports on the back of the splitter To ensure that your cables are properly wired refer to RJ 21 Port Pin Assignments on page B 6 NetComm NCT240 Installation Guide Release 1 0 Console management 1 HyperTerminal setting i test 0 HyperTerminal COM1 Properties Port Settings Bits per second 115200 Data bits le Parity None Stop bits 1 Flow control Es v Restore Defaults OK Cancel Appl
9. is required for 100BASE TX connections Category 5 cable is required for 10BASE TX Category 3 4 or 5 cable can be used The RJ 45 ports on the NCT240 modules support automatic MDI MDI X operation so you can use standard straight through twisted pair cables to connect to any other network device PCs servers switches routers or hubs Note Auto negotiation must be enabled for automatic MDI MDI X pin out configuration See Appendix B for further information on cabling NetComm NCT240 Installation Guide Release 1 0 Connecting RJ 21 Cables For incoming phone lines a splitter can connect directly to a PBX or can be connected via a punch down block The particular connection method used will depend on the type of connectors and cables supported on the PBX and on the existing cabling in the building The EE lines from the splitter interface of NCT240 are connected to the punch down block that connects the phone lines that run up to the end users If the NCT240 is installed in a rack it may be convenient to use a patch panel between the splitter interface and the punch down block For all connections to the splitter interface cables with standard Telco RJ 21 connectors must be used Some punch down blocks can be pre wired with an RJ 21 connector provided making the connection simple Otherwise a cable with an RJ 21 on one end and free wiring on the other end will be required 100 100 100 pa O IDODUUODU o 0 0
10. management for EMS Syslog SNTP Remote software upgrade Remote file backup and restore NetComm NCT240 Installation Guide Release 1 0 9 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 Ethernet over two pairs of Category 5 UTP cable 100BASE FX IEEE 802 3u specification for 100 Mbps Fast Ethernet over two strands of 50 125 62 5 125 or 9 125 micron core fiber cable 1000BASE T IEEE 802 3ab specification for Gigabit Ethernet over 100 ohm Category 5 or 5e twisted pair cable using all four wire pairs Auto Negotiation Signaling method allowing each node to select its optimum operational mode e g 10 Mbps or 100 Mbps and half or full duplex based on the capability of the node to which it is connected Bandwidth The difference between the highest and lowest frequencies available for network signals Also synonymous with wire speed the actual speed of the data transmission along the cable Collision A condition in which packets transmitted over the cable interferes with each other Their interference makes both signals unintelligible Collision Domain Single CSMA CD LAN segment CSMA CD CSMA CD Carrier Sense Multiple Access Collision Detect is the communication method employed by Ethernet Fast Ethernet or Gigabit Ethernet End Station A workstation server or other device that does not forw
11. pora a 1D Major GEMINAX 1 Day threshold error bso 1D IBE Major GEMINAX 1 Day threshold error bini ii ID CRC P Major GEMINAX 1 Day threshold error non pre emptive packets with CRC error in the bearer channel threshold crossing 1D CRCP_P Major GEMINAX 1 Day threshold error Pre emptive packets with CRC error in the bearer channel threshold crossing 1D CV_P Major GEMINAX 1 Day threshold error non pre emptive packets with coding violation in the bearer channel threshold crossing ID CVP_P Major GEMINAX 1 Day threshold error pre emptive packets with coding violation in the bearer channel threshold crossing Table 3 GEMINAX Alarm NetComm NCT240 Installation Guide Release 1 0 6 Cable and Pin Assignment Following illustrates how the pins on the RJ 45 connector are numbered Be sure to hold the connectors in the same orientation when attaching the wires to the pins gt gt N its Figure 5 1 Connecting to the Punch down Blocks 10BASE T 100BASE TX Pin Assignments For 100BASE TX 10BASE T connections a twisted pair cable must have two paits of wires Each wite pair is identified by two different colors For example one wire might be red and the other red with white stripes Also an RJ 45 connector must be attached to both ends of the cable With 100BASE TX 10BASE T cable pins 1 and 2 are used for transmitting data and pins 3 and 6 for receiving data
12. G R 21CABLES nsan 17 CONSOLE MANAGEMENT saanen 18 5 TROUBLESHOOTING is ccissccsccsccassntissecseasscnssedcvsostsnscoossedsevenssessecseseg SEYE 3 0300 B 5000000000406 100008308 23 TROUBLESHOOTING GUIDE sne sanane a a Nn 23 ALARM DEFINITION 20151 RE EEE BE DEML JB DA TARLAN TAL BEER DEML TR seve 24 6 CABLE AND PIN ASSIGNMENT iisssssessssecsvsssssssvsssesesvesessisvesssessuessdsesvecsddesved nssusvcsesesvees naco GEEK 0 28 10BASE T 100BASE TX PIN ASSIGNMENTS eee 28 1000BASE T PIN ASSIGNMENTS o2 ecccceecesceccsssvoecaescsacceechuvecesdevecctecesoecugacueeves cauvastedeveacusessvecupacneacteesuvastecsee 29 RJ 2 1 PORT PIN ASSIGNMENTS me nn Bl a a Ba Sea ie RO ee ca 29 CONSOLE PORT PIN ASSIGNMENTS seniz a sika an ane N a de GM DA S M gadam 30 7 OBTAINING TECHNICAL ASSISTANCE u cccssssscscssssccscsssscccssssccccsseccccssccscssseccscsssecccessseecees 32 ACCESSORIES FOR NETCOMMNCT240 nsan 32 8 SPECTFICATTON iiisccssscissssssccsevssosssessccessent esdvasssossbectsossoncessecbecs snseasaessbsscdevesessosiseeesbentesedosecossvesesesss 33 HARDWARE me ues m dal lame bm ead hoa Daw an Seed ase a hn ood ess am ieee 33 SOFTWARE FEATURE cis is Br rd oa eek ad ln Lec ibs Baa bi ln te ne ii 34 9 GLOSSARY cscsssssrssssessesessessssessessssessessssessessesessessesessessssessasessessassesessessesessessesessassesessessesessersesess 35 NetComm NCT240 Installation Guide Release 1 0 1 Introduction
13. Humidity 0 95 non condensing EMC ESD Certification FCC Part15 Class A Safety Certification UL60950 ADSL ADSL2 Interface ITU T G 992 1 G dmt Annex A ITU T G 992 2 G lite Annex A ITU T G 992 3 ADSL2 A L ITU T G 992 5 ADSL2 A L OAM functionality according to ITU T G 997 1 G ploam NetComm NCT240 Installation Guide Release 1 0 4 4 ANSI T1 413 Issue 2 Line loop back and diagnostic Software Feature L2 L3 Functionality Switch capability IEEE802 3x flow control IEEE802 1d bridging VLAN IEEE802 1p q VLAN 4094 stacked VLAN Port based and Tag based Multicasting IGMP snooping 250 groups Dynamic amp Static Configuration QoS IEEE802 1p based COS 4 priority output queue per port RFC 2475 DiffServ TOS DHCP DHCP relay and relay agent option 82 Rate Limitation from 64K to Maximum rate the step is 64K Interworking RFC2684 MPoA LLC VCMUX VPN pass through 4 RFC2516 PPPoE packet forwarding Trouble Shooting 4 4 LED indicator for power varied interfaces and system alarms Local and remote management by using serial and uplink interface gt On line show link status monitor quality and traffic counters gt Loop back test gt Log event alarm of system level gt Log event alarm of GE and ADSL2 interfaces Cable labeling Management 9 9 9 9 9 6 CLI support for local management SNMP V1 V2c Telnet SSH Web based Support FCAPS
14. IN E mH Loss of Link MINAX No Cell Delineation Major MINAX Loss of Cell Delineation D 15M FECS Major GEMINAX 15 minutes threshold error Forward Error Correction Seconds 15M ES Major GEMINAX 15 minutes threshold error Errored Seconds 15M SES Major GEMINAX 15 minutes threshold error bl Severely Errored Seconds 15M UAS Major GEMINAX 15 minutes threshold error baal 15M LOSS Major GEMINAX 15 minutes threshold error iain 15M LOFS Major GEMINAX 15 minutes threshold error li 15M LOLS Major GEMINAX 15 minutes threshold error Loss of Link Seconds 15M LPRS Major GEMINAX 15 minutes threshold error bi Loss of Power Seconds 15M FIFAIL Major GEMINAX 15 minutes threshold error ba 15M SIFAIL Major GEMINAX 15 minutes threshold error Seko 1D FECS Major GEMINAX 1 Day threshold error pee Forward Error Correction Seconds ID ES Major GEMINAX 1 Day threshold error ili ID SES Major GEMINAX 1 Day threshold error b Severely Errored Seconds 1D UAS Major GEMINAX 1 Day threshold error in Unavailable Seconds Major GEMINAX 1 Day threshold error Major aja m a NetComm NCT240 Installation Guide 1D LOFS GEMINAX 1D LOLS GEMINAX 1D LPRS GEMIN Release 1 0 Loss of Signal Seconds 1 Day threshold error Loss of Frame Seconds 1 Day threshold error Loss of Link Seconds gt p lt 1 Day threshold error Loss of Power Seconds
15. Package Contents If any of the items are missing or damaged contact your local distributor Also be sure you have all the necessary tools and cabling before installing the switch and splitter Note that these devices can be installed on any suitably large flat surface or in a standard ElA 19 inch rack Package Contents 1 2 NO Oi A NCT240 ADSL2 IP DSLAM A Bracket Mounting Kit containing two brackets and four screws for attaching the brackets to the DSLAM One Power Cord Four adhesive foot pads One CD containing installation Guide and Management Guide One RS 232 console cable Optional Two RJ 21 cables Optional NetComm NCT240 Installation Guide Release 1 0 Mounting The NCT240 may be mounted on any flat surface such as a shelf or in a rack Before you start installing the access switch make sure you can provide the right operating environment including power reguirements sufficient physical space and proximity to other network devices that are to be connected Verify the following installation requirements Power requirements 100 to 240 VAC 410 at 50 to 60 Hz 3 Hz The access switch power supplies automatically adjust to the input voltage level Make sure that a properly grounded power outlet is within 2 5 m 8 ft of the access switch The access switch should be located in a cool dry place with at least 10 cm 4 in of space on the sides for ventilation Place the access switch out of direct sun
16. ard traffic Ethernet A network communication system developed and standardized by DEC Intel and Xerox using baseband transmission CSMA CD access logical bus topology and coaxial cable The successor IEEE 802 3 standard provides for integration into the OSI model and extends the physical layer 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 NetComm NCT240 Installation Guide Release 1 0 A 1000 Mbps network communication system based on Ethernet and the CSMA CD access method Full Duplex Transmission method that allows two network devices to transmit and receive concurrently effectively doubling the bandwidth of that link IEEE Institute of Electrical and Electronic Engineers IEEE 802 3 Defines carrier sense multiple access with collision detection CSMA CD access method and physical layer specifications IEEE 802 3ab Defines CSMA CD access method and physical layer specifications for 1000BASE T Fast Ethernet IEEE 802 3u Defines CSMA CD access method and physical layer specifications for LOOBASE TX Fast Ethernet IEEE 802 3x Defines Ethernet frame start stop requests and timers used for flow control on full duplex links IEEE 802 3z Defines CSMA CD access method and physical layer specifications for 1000BASE Gigabit Ethernet Local A
17. artup sequence you prefer After you choice a startup sequence this time system will ask you whether save this choice for next time startup Your choice is 4 Startup from new kernel and new ramdisk Do you want to save it as default booting method y n RTC clock initial start RTC clock initial end Scanning JFFS2 FS done iy 8068015 Thu Jan 05 12 03 55 2006 ulmage ramdisk giy 1081250 Thu Jan 05 12 03 48 2006 uimage kernel GK gt gt O Thu Jun 08 03 08 47 2006 config drwxr xr x O Thu Jan 05 12 26 25 2006 aa Ny gt 1187 Thu Jan 05 19 28 29 2006 telnet infol Ci O Thu Jan 05 12 01 20 2006 update HHH JFFS2 loading update newkernel image to 0x3000000 HHH JFFS2 load complete 1081262 bytes loaded to 0x3000000 HHH JFFS2 loading update newramdisk image to 0x5000000 In this state system will take two three minutes to do system initialize so please have patience with this procedure BAS gt Before you connect PC to NCT240 system you should configure Ethernet first BAS gt ip NetComm NCT240 Installation Guide Release 1 0 BAS ip gt help Display command list Display command list show Display the management ip adress settings arp Display flush the device ARP table set Set the management ip address and subnet mask gateway Set the default gateway of the device s default gateway ping Ping a remote host root Return to the root directory exit Return to upper le
18. ck and diagnostic Software Feature L2 L3 Functionality 1 Switch capability IEEE802 3x flow control IEEE802 1d bridging 2 VLAN IEEE802 1p q VLAN 4094 stacked VLAN Port based and Tag based 3 Multicasting IGMP snooping 250 groups Dynamic amp Static Configuration 4 QoS IEEE802 1p based COS 4 priority output queue per port RFC 2475 DiffServ TOS 5 DHCP DHCP relay and relay agent option 82 6 Rate Limitation from 64K to Maximum rate the step is 64K 7 Security Packet policy control filtering forwarding and ACL function Interworking 1 RFC2684 MPoA LLC VCMUX 2 VPN pass through 3 RFC2516 PPPoE packet forwarding Trouble Shooting 1 LEDindicator for power varied interfaces and system alarms 2 Cable labeling 3 Local and remote management by using serial and uplink interface gt On line show link status quality and traffic counters gt Loop back test gt Log event alarm of system level gt Log event alarm of GE and ADSL2 interfaces Management 1 CLI support for local management 2 SNMP V1 V2c 3 Telnet SSH NetComm NCT240 Installation Guide CON Ma Web based Support FCAPS management for EMS Syslog SNTP Remote software upgrade Remote file backup and restore Release 1 0 NetComm NCT240 Installation Guide Release 1 0 4 Installation Procedure Equipment Checklist Before installing the access switch please verify that you have received all the items listed under
19. e length of any twisted pair connection does not exceed 100 Pin MDI Signal Name MDI X Signal Name VS Transmit Data plus TD1 Transmit Data plus TD2 Receive Data minus RD1 Receive Data minus RD2 Transmit Data plus ID2 VS Transmit Data plus TD1 Transmit Data plus ID3 Transmit Data plus TD4 Receive Data minus RD3 Receive Data minus RD4 Receive Data minus RD2 Receive Data minus RD1 Transmit Data plus TD4 Transmit Data plus TD3 Oo Ds OT BR WI ny re Receive Data minus RD4 Receive Data minus RD3 RJ 21 Port Pin Assignments The PBX MDF connector is designed to aggregate 24 POTS ISDN ports Each wire pair must be attached to the RJ 21 connector in a specific orientation detailed below The following table shows the pin assignments NetComm NCT240 Installation Guide Release 1 0 Pins Circuit Pins Circuit Pins Circuit Pins Circuit 1 26 1 Ring Tip 7 32 7 Ring Tip 13 38 13 Ring Tip 19 44 19 Ring Tip 2 27 2 Ring Tip 8 33 8 Ring Tip 14 39 14 Ring Tip 20 45 20 Ring Tip 3 28 3 Ring Tip 9 34 9 Ring Tip 15 40 15 Ring Tip 21 46 21 Ring Tip 4 29 4 Ring Tip 10 35 10 Ring Tip 16 41 16 Ring Tip 22 47 22 Ring Tip 5 30 5 Ring Tip 11 36 11 Ring Tip 17 42 17 Ring Tip 23 28 23 Ring Tip 6 31 6 Ring Tip 12 37 12 Rin
20. er interface is assistant interface And when plug out SFP the copper interface will change to work interface automatic 4 Supported SFP optical module types have 1000 Base SX 1000 Base LX 1000 Base LHX and 1000 Base ZX Line Interfaces 1 2 3 Support 24 ports ADSL2 line interface module ATU C Build in Splitter Filter internal The connectors are wire wrapping a converter device can be connected in between interfaces and user device at both ADSL2 line interface and PSTN interface Management Interfaces NetComm NCT240 Installation Guide Release 1 0 1 One Ethernet interface RJ45 support Full Duplex and Half Duplex transceiver function conforms to IEEE 802 3 Auto Negotiation standard and comply with IEEE802 3 Ethernet IEEE802 3u Fast Ethernet 2 One RS232 console interface DB9 support Full Duplex 1 2 stop bits and odd even none parity check The baud rate range 1200 baud rate 921000 baud rate Power Supply 1 60Wt input 90 260 VAC 10 50 60Hz 2 60Wt input 36 72 VDC Operating Requirement 1 Temperature 10 C 60 C 2 Humidity 10 90 non condensing 3 EMC ESD Certification FCC Part15 Class A 4 Safety Certification UL60950 ADSL ADSL2 Interface 1 ITU T G 992 1 G dmt Annex A ITU T G 992 2 G lite Annex A 2 ITU T G 992 3 ADSL2 A L ITU T G 992 5 ADSL2 A L 3 OAM functionality according to ITU T G 997 1 G ploam 4 ANSI T1 413 Issue 2 5 Line loop ba
21. f each group and its command NetComm NCT240 Installation Guide Release 1 0 5 Troubleshooting Troubleshooting guide Trouble Possible cause Solution PWR indicator does not light up after Turning on the power Power outlet power cord or internal power supply may be defective e Check the power outlet by plugging in another device that is functioning properly Check the power cord with another device e SYS indicator does not light up after startup Microprocessor SDRAM Flash or Software may be defective e Verify that the switch are powered on e Check the boot up statement from console The boot up procedure is Boot gt kernel gt application e ADSL2 LINK indicator does not light up after making a connection NCT240 Switch cabling ADSL Line or ADSL Switch Ports may be defective e Verify that the Access Switch and attached CPE are powered on e Be sure the RJ 21 cables are plugged into the Access Switch from ADSL2 modem through the Phone line punch down block Verify that the cable length does not exceed specified limits Check the cable connections on the access Switch punch down block patch panel and the Extended Ethernet CPE for possible defects Replace the defective cable if necessary e e UP LINK indicator does not light up after making a connection Network cable or Ethernet device attached to this port may be defect
22. g Tip 18 43 18 Ring Tip 24 49 24 Ring Tip The Extended Ethernet Line connector is designed to aggregate 24 Ethernet ports The following table shows the pin assignments Pins Circuit Pins Circuit Pins Circuit Pins Circuit 1 26 Port 1 7 32 Port 7 13 38 Port 13 19 44 Port 19 2 27 Port 2 8 33 Port 8 14 39 Port 14 20 45 Port 20 3 28 Port 3 9 34 Port 9 15 40 Port 15 21 46 Port 21 4 29 Port 4 10 35 Port 10 16 41 Port 16 22 47 Port 22 5 30 Port 5 11 36 Port 11 17 42 Port 17 23 28 Port 23 6 31 Port 6 12 37 Port 12 18 43 Port 18 24 49 Port 24 Console Port Pin Assignments The DB 9 serial port on the switch s rear panel is used to connect to the switch for out of band console configuration The on board menu driven configuration program can be accessed from a terminal or a PC running a terminal emulation program The pin assignments used to connect to the serial port are provided in the following tables NetComm NCT240 Installation Guide Release 1 0 Connecting to the Punch down Blocks Figure 5 1 DB 9 Port Pin Assignments EIA Circuit CCITT Signal Description Switch s DB 9 PC DB 9 DTE Pin DTE Pin BB 104 RxD Received Data 2 2 BA 103 TxD Transmitted Data 3 3 AB 102 SGND Signal Ground 5 5 Console Port to 9 Pin DTE Port on PC Switch s 9 pin Serial Port CCITT Signal PC s 9 pin DTE Port 2 RxD lt
23. in the capacity and Quality of Service QoS to support larger populations of narrowband and broadband users For management NCT240 can be easily configured by SNMP Telnet SSH HTTP HTTPS and RS 232 console NetComm NCT240 Installation Guide Release 1 0 Features Complete Intelligent L2 switch feature Intelligent DSL interworking feature RFC2684 MpoA VPN pass through RFC2516 PPPoE packet forwarding Advanced L2 higher layer protocol policy control GVRP IEEE 802 1q STP RSTP IEEE 802 1d w IGMP Snooping DHCP relay and relay agent option 82 Packet inspection and do policy control filtering forwarding Security of authentication mechanism and encryption SSH SSL Rich user interface for management including security 4 CLI Telnet SSH SNMP HTTP S HTTP Variety of uplink interface SFP for 1000 Base SX LX LHX and ZX Rj 45 for 1000 Base TX Remote software upgrade 9909990 NetComm NCT240 Installation Guide Release 1 0 2 System Application The following figures present the system application in the access network NCT240 provides video voice and data service for different users such as Hotels SOHOs residential users and enterprises The end user can use DSL for Various applications such as Telecommuting Video streaming On line game IPTV Distance learning Telemedicine Voice over IP and Video conferencing etc KTM PSTN E PBX or DLC lt Internet f lt gt
24. ive e Verify that the access switch and attached device are powered on e Be sure an Ethernet cable is plugged into both the switch and attached device Verify that the proper cable type is used and its length does not exceed specified limits Check the network cable connections for possible defects Replace the defective cable if necessary e e NetComm NCT240 Installation Guide Release 1 0 Alarm definition 1 Information about this Alarm Definition The NCT240 alarm system have two ways that to make a sound by external alarm out or LED signal on faceplate to indicate an error condition In this document we declare the alarm as follow format Alarm Type Alarm Level Alarm Group Alarm Description Alarm Level Major Minor Alarm Group System CGC group GEMINAX Group 2 System alarm The system alarms are triggered by ALARM OUT or kernel oops Alarm Type Alarm Level Alarm Group Alarm Description ys Device has been opend Fire High empire Table 1 System Alarm 3 CGC alarm The CGC alarms are including the GE ports errors Alarm Type Alarm Alarm Alarm Level Group Description down down Table 2 CGC Alarm 4 GEMINAX alarm The GEMINAX alarm includes the alarms on the ports Alarm Type Alarm Level Alarm Group Alarm Description NetComm NCT240 Installation Guide Release 1 0 Loss of frame Loss of signal Major MINAX Major MINAX Major GEMINAX apo aja Major M
25. light and away from heat sources or areas with a high amount of electromagnetic interference The temperature and humidity should be within the ranges listed in the specifications If you intend to mount the access switch in a rack make sure you have all the necessary mounting screws brackets bolts and nuts and the right tools e Check if network cables and connectors needed for installation are available Be sure the access switch is within reach of the punch down blocks for rear panel connections that include DSL and splitter interface NetComm NCT240 Installation Guide Release 1 0 Installing Optional Modules Before mounting the switch be sure you install any optional modules If you have purchased an optional slide in 1000BASE T SFP 1000BASE X install it now and following the instructions below To rack mount devices 1 Attach the brackets to the device using the screws provided in the Bracket Mounting Kit Figure 4 1 Attaching the Brackets 2 Mount the device in the rack using four rack mounting screws NetComm NCT240 Installation Guide Release 1 0 Figure 4 2 Installing the Switch in a Rack 3 If installing a single switch only turn to Powering On the Switch at the end of this chapter 4 If installing several devices we recommend using one stack for the switch and another for the others This will keep the cabling straight and easy to maintain NetComm NCT240 Installation Guide Release 1
26. mer Premises Equipment CPE ADSL is a form of xDSL service that delivers an asymmetric data rate over a twisted copper pair ADSL delivers a higher rate downstream towards the customer premises and lower rate upstream from the customer premises ITU standard compliant Full Rate ADSL2 can deliver data rates up to 25 Mbps downstream and 1 Mbps upstream Full Rate ADSL can deliver data rates up to 8 Mbps downstream and 800 kbps upstream G Lite ADSL can deliver up to 1 5 Mbps downstream and 512 kbps upstream The actual data rate depends on the length gauge and condition of the twisted wire pair the bandwidth of the uplink depends on the data network and the capacity of the network service provider Digital Subscriber Line DSL dominates broadband market The position of national telecom operators in most countries has given the advantage in reaching out to customers with broadband services over DSL The NCT240 Access system contains 24 ADSL2 2 circuits to deliver high speed data service over twisted copper pairs using industry standard Discrete Multi Tone DMT line coding technology The NCT240 complies with full rate ADSL in accordance with ANSI T1 413 Issue 2 ITU T G 992 1 G dmt ITU T G 992 2 G lite ITU T G 992 3 ADSL2 and ITU G 992 5 G ADSL2 protocols The NCT240 greatly expand broadband capabilities in the access network enhancing the infrastructure for emerging services With simple in service upgrades service providers obta
27. ower supplies are isolated from the NCT240 ground therefore the Grounding procedure is the same regardless of what the power supply is NCT240 Ground 100 240VAC DSL SPLITTER SS gt Grounding procedure FIX Picture NCT240 Use direct connections to the MAIN GROUND BUS Do not connect to the MAIN GROUND BUS through any other device Cabinet Cabinet NetComm NCT240 Installation Guide Release 1 0 Installing an SFP Transceiver NCT240 Figure 4 5 Inserting an SFP Transceiver into the Slot To install an SFP transceiver do the following 1 Use your cabling requirements to select an appropriate SFP transceiver type 2 Insert the transceiver with the LC connector facing outward and the slot connector facing down Note SFP transceivers are keyed so they can only be installed in one orientation 3 Slide the SFP transceiver into the slot until it clicks into place Notes 1 If the stacking ports are connected the SFP port will be disabled 2 SFP transceivers are hot swappable You do not need to power off the switch before installing or removing a transceiver However you should always first disconnect the network cable before removing a transceiver Connecting to the 1000BASE T and 10 100BASE TX Interface Each device requires an unshielded twisted pair UTP cable with RJ 45 connectors at both ends For 1000BASE T connections Category 5 5e or better cable
28. port netcomm com au www netcomm com au Note NetComm Technical Support for this product only covers the basic installation and features outlined in the Quick Start Guide For further information regarding the advanced features of this product please refer to the configuring sections in the User Guide or contact a Network Specialist NetComm Limited ssn 85 002 490 486 Me LOM PO Box 1200 Lane Cove NSW 2066 Australia E salesOnetcomm com au W www netcomm com au WWW NEECANM COMALU
29. rea Network LAN A group of interconnected computer and support devices LAN Segment Separate LAN or collision domain LED Light emitting diode used for monitoring a device or network condition Local Area Network A group of interconnected computers and support devices Media Access Control MAC A portion of the networking protocol that governs access to the transmission medium facilitating the exchange of data between network nodes MDF Main Distribution Frame Equipment where outside telephone lines are terminated at a building or site MIB An acronym for Management Information Base It isa set of database objects that contains information about the device NetComm NCT240 Installation Guide Release 1 0 MPOE Minimum or Main Point of Entry The location in a building where cables from the telephone service provider are terminated Network Diameter Wire distance between two end stations in the same collision domain Private Branch Exchange PBX A telephone exchange local to a particular organization who use rather than provide telephone services POTS Plain Old Telephone Service Redundant Power Unit RPU A backup power supply that automatically takes over in case the primary power supply should fail RJ 45 Connector A connector for twisted pair wiring Splitter A filter to separate DSL signals from POTS signals to prevent mutual interference Switched Ports Ports that are on separate collision domain
30. s or LAN segments Transmission Control Protocol Internet Protocol TCP IP Protocol suite that includes TCP as the primary transport protocol and IP as the network layer protocol UTP Unshielded twisted pair cable ADSL asymmetric data rate Digital Subscriber Line A family of digital telecommunications protocols designed to allow high speed data communication at data rates deliver data rates up to 25 Mbps downstream and 1 Mbps upstream with corresponding maximum reach 18K feet of 24 gauge twisted pair cable over the existing copper telephone lines between end users and telephone companies Virtual LAN VLAN A Virtual LAN is a collection of network nodes that share the same collision domain regardless of their physical location or connection point in the network A VLAN serves as a logical workgroup with no physical barriers allowing users to share information and resources as though located on the same LAN Product Warranty 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 Refer to the Management Guide for complete product warranty conditions limitations of warranty and other legal and regulatory information Contact Information If you have any technical difficulties with your product please do not hesitate to contact NetComm s Customer Support Department Email sup
31. update Update system version info Show general system information user Setup user information reboot Reboot the system snmp SNMP information server The device s service status and port numbers information syslog Log the system status and exception time The system s current time date The system s current date timeserver The system s time server alarm The recorded system alarm exit Return to upper level BASO sys gt Ex type help info command system will show the message about this argument of info Like following figure program will display the command of info and its arguments BAS sys gt help info Show general system information info lt show switchname location contact phone gt show Display general system information switchname Set the switch name location Set the location information contact Set the contact person information phone Set the contact phone number NetComm NCT240 Installation Guide Release 1 0 And we can type the command of exit to leave the group sys and this program will show following figure BAS gt If our location is in top of the level and we want to terminate this program We can type end to terminate the program like following figure BAS gt end BAS comand iine program ended Above description we only tell user the method about group sys and the methods of other groups like the same way And we can type help to show the purpose o
32. vel BAS ip gt set Set the management ip address and subnet mask set lt ip netmask gt ip netmask BAS ip gt set ip ixpO 192 168 1 1 Done BAS ip gt set netmask xp0 255 255 255 0 BAS ip gt show xp0 ip addr 192 168 1 1 mac addr 00 05 ca 00 42 11 gateway 0 0 0 0 net mask 255 255 255 0 ethd ip addr 192 168 0 1 mac addr 00 05 ca 00 42 15 gateway 0 0 0 0 net mask 255 255 255 0 After configuring IP and Netmask you should also configuring gateway of your network When the console starts it will show the command prompt BAS gt You can type help or and it will show all the command groups in this program This program has seven groups sys adsl switch isolation ip staticstics and config User can type end to terminate this program or to type test to enter the test program BAS gt he ip NetComm NCT240 Installation Guide Release 1 0 Display command list Display command list Day Ka o sys gt ads gt status gt switch gt ip gt statistics gt config gt exit Return to upper level BASO gt ANSA IN AS AS AS AS Type sys to enter the sys group and then type help or to show the information about the sys User can also type help argument to display that how to execute this argument BAS sys gt he lp help Display command list Display command list daisycontrol The management of daisy chain
33. y 2 Bootloader startup If you not press any key in the below state system will load the default startup sequence to do boot our system U Boot 1 1 3 Jun 29 2006 16 38 55 BAS ver 1 00 07 U Boot code 00200000 gt 0021CBCC BSS gt 0022120C RAM Configuration Bank 0 00000000 128 MB Flash 32 NB In serial Out o serial Err o serial Net No ethernet found Hit any key to stop autoboot 3 RTC clock initial start RTC clock initial end Scanning JFFS2 FS U Boot 1 1 3 Jun 29 2006 16 38 55 BAS ver 1 00 07 U Boot code 00200000 gt 0021CBCC BSS gt 0022120C RAM Configuration NetComm NCT240 Installation Guide Release 1 0 Bank 0 00000000 128 MB Flash 32 NB In serial Out o serial Err o serial Net No ethernet found Hit any key to stop autoboot 3 Please choose booting method 1 Startup from old kernel and old ramdisk 2 Startup from new kernel and old ramdisk 3 Startup from old kernel and new ramdisk 4 Startup from new kernel and new ramdisk 5 Startup from NFS 6 Startup from RAM 7 U boot command line Please choose booting method by pressing the option number Your choice is 4 Startup from new kernel and new ramdisk Do you want to save it as default booting method y n RTC clock initial start RTC clock initial end Scanning JFFS2 FS If you press a key during this state there is a menu for you to do a choice the st
Download Pdf Manuals
Related Search