background image

NETWORK SERVICE MODULE

HARDWARE REFERENCE

Summary of Contents for AT-AR040

Page 1: ...NETWORK SERVICE MODULE HARDWARE REFERENCE ...

Page 2: ...e changes in specifications and other information contained in this document without prior written notice The information provided herein is subject to change without notice In no event shall Allied Telesyn be liable for any incidental special indirect or consequential damages whatsoever including but not limited to lost profits arising out of or related to this manual or the information contained...

Page 3: ...al Conditions 6 Regulatory Standards 6 AT AR040 NSM 7 AT AR041 and AT AR042 NSMs 8 Basic Rate ISDN Interfaces 8 ISDN S T Interface Cables 10 Testing a BRI NSM 10 AT AR048 NSM 12 DS3 Interface 13 DS3 Interface Cables 13 Testing a DS3 NSM 13 Hot Swapping 15 Hot Swapping the AR040 NSM with PICs 15 How to Hot Swap an NSM 15 Behaviour of Hot Swapped Interfaces 17 Troubleshooting 19 LEDs and What They M...

Page 4: ...alliedtelesyn co nz support support html This Reference does not cover software configuration or physical installation procedures For information on software refer to the Software Reference for your switch or router For information on installing an NSM refer to the Network Service Module Quick Install Guide These guides and references can be found on the CD ROM bundled with NSM compatible switches...

Page 5: ...derside of switch What NSMs Do NSMs are expansion options for those switch and router models that have an NSM bay NSMs slot into a base unit switch or router and either directly provide additional WAN interfaces or provide multiple slots where PICs with WAN interfaces can be added Table 1 Compatibility of NSMs models Family Model s AR040 AR041 AR042 AR0481 Rapier Rapier 8 8 MT SC 3 3 Rapier 16F FX...

Page 6: ...e range 25 to 70º C 13 to 158º F Relative humidity range 5 to 95 non condensing Regulatory Standards AT AR040 Listing UL cUL TUV Safety UL 60950 CAN CSA C22 2 NO 60950 00 EN60950 AS NZS3260 TS001 EMC Radiated EN55022 class A FCC class A VCCI class A AS NZS CISPR22 class A Immunity EN55024 AT AR041 andAT AR042 Listing UL cUL TUV Safety EN60950 AS NZS3260 TS001 EMC Radiated EN55022 class A AS NZS CI...

Page 7: ...annot also have an AT AR021 S BRI S T PIC or an AT AR021 U BRI U PIC installed AT AR022 ETH PICs and AT AR026 4ETH PICs are not recommended for use in the NSM PIC bays as performance of these interfaces is likely to be reduced and packet loss may occur Interface numbering for AT AR040 NSMs Interface numbering for each interface type e g BRI PRI SYN ETH PORT begins at 0 on the base switch or router...

Page 8: ...and AT AR042 NSMs provide Basic Rate ISDN BRI S T interfaces which support two 64kbit s channels and one 16kbit s D channel Both BRI NSMs support only TE mode The switch or router should be configured as a TE for normal operation Board mounted jumpers determine the interface termination By default the jumpers are set in the Terminated position bridging terminals 2 and 3 when NSMs leave the factory...

Page 9: ...rmation on termination of ISDN lines If you are unsure whether to terminate the line or not contact your ISDN service provider or your Authorised Allied Telesyn distributor or reseller The pinout of the BRI interface is shown in Table 2 on page 10 3 2 1 3 2 1 RJ45 and LED blocks Jumper set to Not Terminated Jumper set to Terminated Factory default There are two jumpers per port The AT AR041 NSM th...

Page 10: ... a specialised interface module like PPP or Frame Relay When testing BRI interfaces the Test Facility is used in conjunction with a BRI S T loopback plug A loopback plug must be inserted into each interface that you wish to test Figure 7 on page 11 shows how to wire the loopback plug Table 2 Pinout of the Basic Rate ISDN S T interface Pin S T Interface Functions 1 2 3 TX 4 RX 5 RX 6 TX 7 8 RJ45 to...

Page 11: ...ERFACE EXPANSION In both cases the tests will run for 4 minutes Test results are displayed with the command SHOW TEST which produces a display like that shown in Figure 8 on page 12 The status of the tests for each interface will be shown in the right most column of the output For more information on the meanings of the other figures see the Test Facility chapter of the Software Reference for your...

Page 12: ...the letter N or higher If installed in a Rapier 24i whose serial number ends in the letter J K L or M the NSM will still operate Board ID Bay Board Name Rev Serial number Base 78 AR740 M1 15 46625812 PIC 38 0 AT AR023 00 PIC Sync M1 1 5918255 NSM 95 AT AR041 00 NSM 8BRI P1 3 46624968 Duration Details Interface State Result Type minutes Data OK Control eth0 complete good trans 0 TP 1 good 100 0 END...

Page 13: ...m 450ft Loop or internal timing C bit framing Support for PPP and Frame Relay encapsulation The interface meets the following specifications ANSI T1 103 Digital Hierarchy Synchronous DS3 Format ANSI T1 107 Digital Hierarchy Formats ANSI T1 231 Digital Hierarchy Layer 1 In Service Digital RFC 2496 DS3 MIB DS3 Interface Cables Use 75 ohm RG59 coaxial cables with BNC connectors Two cables are require...

Page 14: ...e SHOW TEST INTERFACE COUNTER command for a DS3 interface For more information on the meanings of the output see the Test Facility chapter of the Rapier Switch Software Reference If you are unsure about running the Test Facility or have difficulty evaluating the results contact your Authorised Allied Telesyn distributor or reseller If a test fails please contact your Authorised Allied Telesyn dist...

Page 15: ...o the newly swapped in interfaces When an AR040 NSM with PICs is hot swapped out and a different combination of AR040 and PICs is hot swapped into the same bay new interface instances are created for any new PIC types or PIC types that are in different bays the old interface instances are discarded For any PIC in the combination that is replaced by a PIC of the same type interface instances are pr...

Page 16: ...llied Telesyn distributor or reseller 3 Remove the switch or router NSM bay face plate or existing NSM If the switch or router does not have an NSM installed remove the blank NSM bay face plate by loosening the two M4 Phillips screws If an NSM is already installed disconnect its network cables and TNV lines before removing it from the switch or router Remove the NSM by unscrewing both thumbscrews ...

Page 17: ...Use the SHOW SYSTEM command If there is no NSM entry in the output the switch or router has failed to recognise the NSM If the In Use LED fails to light or Recognition fails repeat the installation process paying particular attention to steps 4 and 5 If the reinstallation fails use the Standard Installation Method or see the Troubleshooting on page 19 Behaviour of Hot Swapped Interfaces When an in...

Page 18: ... Example output from the SHOW INTERFACE command Figure 13 Example output from the SHOW INTERFACE command for a specific interface Interfaces sysUpTime 00 00 46 DynamicLinkTraps Disabled TrapLimit 20 Number of unencrypted PPP FR links 0 ifIndex Interface ifAdminStatus ifOperStatus ifLastChange 1 eth0 Up Up 00 00 03 2 eth1 Up Down 00 00 00 3 bri0 Up Swapped out 00 00 43 4 eth2 Up Swapped out 00 00 4...

Page 19: ...heck that the correct data cables are being used and that their connections are secure 5 Make sure that other network devices are working properly 6 Use the SHOW INSTALL command to check that the latest software release is loaded The Software Reference for your switch or router has more information about obtaining and installing the latest software release 7 If the switch or router is malfunctioni...

Page 20: ...een the switch or router and another TE end system device normally another switch or router over the respective B data channel Flashing Amber For on demand ISDN flashing when data is being exchanged Off For on demand ISDN Off when there is no active connection or when continuous data exchange is occurring For permanent ISDN circuits Off when no data exchange is occurring Table 4 AT AR048 LEDs LED ...

Page 21: ...d correctly the switch or router has not recognised the NSM Swap Rear panel Green The NSM and its PICs are ready to be hot swapped Off The Hot Swap button must be pressed before the NSM or its PICs can be hot swapped or the software release does not support hot swapping1 Table 6 PIC LEDs AT AR020 PRI E1 T1 LED Function D Data ISDN mode only Lit when HDLC packets are being exchanged between the swi...

Page 22: ... signalling channel Table 8 PIC LEDS AT AR021 U BRI U LED Function B1 B2 Lit when HDLC packets are being exchanged between the switch or router and another TE end system device normally another switch or router over the respective B data channel For ISDN lit when there is a call up over the respective B channel and flashing when data is being exchanged Active Lit when the U interface is in the Act...

Page 23: ...ocations covering all of the established markets in North America Latin America and Europe Allied Telesyn provides localized sales and technical support worldwide To find our representative nearest you visit Allied Telesyn on the web at http www alliedtelesyn com ...

Reviews: