Debug isdn q921

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As the Cisco IP Phone powers on, the Cisco switch delivers voice VLAN information to the IP phone using CDP as a delivery mechanism. I'll try to annotate the debugs in-line to break out the steps as I attempted to outline them above, look for [RTFM]: CE-3. Use the service timestamps debug datetime msec global configuration command to include the time with each message. TX -> This router is sending this information. 1, timeout is 2 seconds: Dec 28 16:17:25. After debugging, execute the command ‘undebug all’ to disable debugging. debug isdn q921 Field Descriptions Field Description Jan 3 14:49:47. Debugging - opens the debugging command of the MSR. . Troubleshoot an inbound or outbound call on the voice gateway using the command ‘debug isdn q931’ and ‘terminal monitor’, then placing a call to capture the ISDN setup messages. Then retest. Use the debug cch323 all command to investigate H323 VoIP problems. To isolate the problem, use the debug isdn q921 and show interface serial x:23 commands, and complete these steps on the router and with T1 service provider (Telco): Execute show interface serial x:23 several times, and ensure the output counter does increment Create a T1 loopback plug and then ISDN wrong: debug isdn q921, help me! i have configured isdn calling router. DEBUG PPP AUTHENTICATION - exchange of Challenge Authentication Protocol (CHAP) and (Password Authentication Protocol (PAP) packets. Debug isdn q921 is a real command. . The INFO frames that you may see on the output of the debug isdn q921, carry/encapsulate ISDN Q. Can see our gateway initing SABME sync messages with the PSTN switch over s0/1/0:15 interface to try and re-establish ISDN Layer 2 connectivity but gateway never receives a RX from the switch. When debug isdn q921 is invoked on a Cisco IOS router with ISDN connectivity, the user receives messages indicating that the T203 timer has expired and communication with the peer device has been lost. Network Infrastructure. You will see what messages you are exchanging with the provider, . Step 13. assignment, TEI removal, and TEI checking, which are tracked with the debug isdn q921 command, do not display the corresponding SAPI value; it is implicit; - Debug isdn q921 – It will help to verify if you have a connection to the ISDN switch. You should then use the clear interface bri number to reset the BRI interface For more information, see the T1 Alarm Troubleshooting document. 931 is the ITU standard ISDN connection control signalling protocol, forming part of Digital Subscriber Signalling System No. 2 cli command "debug isdn q921" ITU-T Recommendation Q. 1. 使用该命令的前提是物理层工作是正常的。使用“debug isdn q921”可以查看路由器在D信道上与ISDN交换机之间的信令事件。 debug isdn q921: This debug command shows the Layer 2 D-channel activity taking place between the TE (Terminal Equipment) and the local network termination (ISDN Switch). 2. delete nvram. This show isdn status output is an example of a properly functioning BRI circuit. Understanding the debug isdn q921 Output . - In the output of "show isdn status", we observed ESTABLISH_AWAITING_TEI as ISDN Layer2 status. 323 gatekeeper. [no] debug isdn q921 Usage Guidelines DEBUG ISDN Q921 - data link layer (Layer 2) access procedures that are taking place at the router on the D-channel (LAPD) of its ISDN interface. ISDN applications include high-speed image applications (such as Group IV facsimile), additional telephone lines in homes to serve the telecommuting industry, high-speed file transfer, and video conferencing. Example 11-7 shows a sample output of the debug isdn q921. This debug information does not include data transmitted over the B channels that are also part of the router’s ISDN interface. 168. Understanding the debug isdn q921 Output Turn on debug isdn q921 to follow the messages that are transmitted from the router to the telco ISDN switch. or debug isdn dailer . #define PRI_DEBUG_Q921_DUMP No channel (ISDN uses for call waiting feature) 509 ISDN Se0/0/0:23 Q921: User TX -> RRf sapi=0 tei=0 nr=6 ISDN Se0/0/0:23 Q921: User RX <- RRf sapi=0 tei=0 nr=3 Branch1#u all All possible debugging has been turned off Branch1#debug isdn q932 1 Branch1#debug isdn q931 Branch1#debug isdn q931 debug isdn q931 is ON. Example 8-1 shows sample output from the debug isdn q921 command for an ISDN PRI circuit  This section will run through the process of configuring CME to use an ISDN PRI . This debug command presents details regarding the H323 message flow and it's useful in determining the correct handling of H323 protocol stack (H225 Use the debug isdn-q921 EXEC command to display data link layer (Layer 2) access procedures that are taking place at the router on the D-channel (LAPD) of its Integrated Services Digital Network (ISDN) interface. With relation to the VCX on MSR, we really only worry about 2 modules, Voice and ISDN. ISDN PRI Troubleshooting and RJ-48 Ethernet Loopback Test on Cisco Router_Primary Rate Interface Problem Fixed_NetworkingTelecom Field Engineer Guide Hi, I'm Sujoy and today I'll show you how to troubleshoot ISDN Primary Rate Interface (PRI) line and determine working status of ISDN PRI Multiflex Voice WAN Interface Card on Cisco router. The displays will be intermingled. more to come Ref. Ensure you are configured to view debug messages by using the logging console or terminal monitor command. The debug isdn q921 command displays Layer 2 access information about the D channel on Integrated Services Digital Network (ISDN) connections. regards Zulfiqar Rana debug isdn q921 Example Router#debug isdn q921 Jan 3 14:52:24. 643: ISDN BR0 Q921: User RX <- IDASSN ri=1463 ai=65 Run the usual debug isdn q931 and debug isdn q921 to make sure that the CID name is coming from the provider. One thing I noticed is I forgot 'isdn protocol-emulate network' on ser0/2/0:23 of the PSTN router. The ISDN provider needs to reset the B-channel in order to return it to service. Debug isdn q931: This debug command shows the Layer-3 D-channel information between the local router and the ISDN switch. After each step prescribed below, use the show isdn status command to check if BRI Layers 1 and 2 are up. ISDN switch. debug isdn q921 !if you can't debug isdn then your configuration is not finished!!troubleshoot L2 problems . Sending 5, 100-byte ICMP Echos to 192. debug isdn q931debug isdn q921 You should see something similar to below. The debug isdn q921 command displays information from only the D channel because the D channel contains the peertopeer messages between the router and the called or calling side of the connection. 1, timeout is 2 seconds: the logs there are basically the output of 'debug isdn q921' and 'debug isdn q931' - grab that if you still have problems after talking to BT. Shows layer-2 processes. This usually points to a problem with the Telco ISDN switch, but I had to run through the normal troubleshooting steps. I just recently decided that my wallet may appreciate me more if I shut down the equipment rack I have in my lab on a nightly basis. 931 SETUP messages. The debug isdn q921 command output is limited to commands and responses exchanged during peer-to-peer communication carried over the D channel. 1. 2014年3月7日 Layer 2のところがNOTActivedです。 CISCOのサイトでみるとスイッチタイプが間違っ てるかも、とのことだがnttで間違いなし。 debug isdn q921でISDN  Router# debug isdn q921 Shows ISDN Layer 2 messages Router# debug isdn q931 Shows ISDN call setup and teardown activity (Layer 3) Router# debug ppp   Enable the ISDN switch type as Primary-net5 globally is not in the MULTIPLE_FRAME_ESTABLISHED state, use debug isdn q921 command to troubleshoot. 183: ISDN BR0: TX -> RRp sapi = 0 tei = 108 nr = 1 Dee 22  Oct 18, 2002 Q. Logging into the gateway MGCP Configuration Using Trombone Feature: To register an MGCP gateway to call manager, follow these steps: Do a show inventory OR show diag to check the position of E1/T1 Enable the E1/T1 by using command - card type T1 0 0 OR card type T1 0 1 (whatever the case may be) Do show ver… The debug isdn q921 command displays Layer 2 information related to transmissions and identity requests. 831: ISDN BR0: RX <- RRf sapi = 0 tei = 65 nr = 0 following is detail: ISDN Q921. LAB#isdn test call in bri0 019161 Posts about debug isdn q921 931 written by pushkarbhatkoti After you place the call, wait a few seconds and type terminal no monitor (you will not be able to see the command as you type it) and copy/paste your debug results to notepad to search for the DID number. show isdn status: Shows the statistics of the ISDN connection. The debug isdn q921 command displays Layer 2 information related to transmissions and identity requests. Q. As with most ISDN related problems or network related problems for that matter it usually comes down to Layers 1, 2 or 3. Mar 25, 2017 command outputs and debug commands which allows you to capture data that would otherwise action 2. Debug cch323 all Command. 643: ISDN BR0: RX <- INFOc sapi = 0 tei = 64 ns = 3 nr = 6 i = 0x08018707 Jan 3 14:52:24 ISDN status is as follows: (The interface which is down) ISDN BRI interface Layer 1 Status: DEACTIVATED Layer 2 Status: Layer 2 NOT Activated Layer 3 Status: NoActive Layer 3 Call(s) Activated dsl ISDN T1 E1 Troubleshooting TEI_ASSIGNED ISDN Status as TEI_ASSIGNED meaning Which indicates that the PRI does not exchange Layer 2 frames with the Telco switch. There are some exceptions, which will not be discussed here. Notice the details obtained regarding calling and called party numbers, bearer capability, message sequence, etc. Jul 11, 2019 r5#debug isdn q921. Those are the commands that you can check and see how the data link layer communication is happening. (ISDN PRI Back To Back Configuration_Pots Dial-Peers) debug isdn q931 The Bearer Capability (or bearer cap) is the layer 3 service indication, which defines the characteristics of a given call. A sample output from the debug isdn q931 command is presented below. Pay attention to the direction of the messages. debug isdn q931. 967: ISDN Se0/2/0:23: RX <- SABMEp  Aug 21, 2014 Troubleshooting the ISDN Configuration Router#debug isdn q921 • Shows ISDN Layer 2 messages Router#debug isdn q931 • Shows ISDN  Jun 21, 2010 L2 Protocol = Q. show isdn active: Use to show if a call is in progress and which number is being dialed. Inward dial number not routing. 391 Indicates the date and time at which the frame was transmitted from or received by the data link layer entity on the router; the time is maintained by an internal clock TX Indicates that this frame is being transmitted from the ISDN interface on the local router (user side) RX Indicates that this frame is being received by the ISDN interface on the local router from the peer (network side) IDREQ Indicates the identity show isdn active: Use to show if a call is in progress and which number is being dialed. If you want to boost your career in the IT industry then Cisco CCIE certification is the right choice for you as it is one of the most valuable IT certifications now. MGCP Configuration Using Trombone Feature: To register an MGCP gateway to call manager, follow these steps: Do a show inventory OR show diag to check the position of E1/T1 Enable the E1/T1 by using command - card type T1 0 0 OR card type T1 0 1 (whatever the case may be) Do show ver… 使用该命令的前提是物理层工作是正常的。使用“debug isdn q921”可以查看路由器在D信道上与ISDN交换机之间的信令事件。 debug isdn q921: This debug command shows the Layer 2 D-channel activity taking place between the TE (Terminal Equipment) and the local network termination (ISDN Switch). 921, which is also called Link Access Procedure for D channel (LAPD). 1 Type escape sequence to abort. Each B . 535: ISDN BR0: TX -> RRr sapi = 0 tei = 64 nr = 3 Jan 3 14:52:24. If the ISDN BRI Layer 1 is up and active as shown in the show isdn status EXEC command, kindly proceed to Troubleshooting ISDN BRI Layer 2 . My question is , will the use of debug ISDN q921 and q931 be the right option or will it be so severe to bring down the router considering the router is in production. The debug isdn-q921 command can be used with the debug isdn-event and the debug isdn-q931 commands at the same time. You should then use the clear interface bri number to reset the BRI interface debug voice ccapi inout Traces the execution path through the call control API, which serves as the interface between the call session application and the underlying network specific software debug isdn q931 Hi. To troubleshoot ISDN layer 2 problems use the debug isdn q921 command. After adding this I'm seeing the following q921 debug on br1. show ip route: Displays the routes known to the router, including static and dynamically learned routes. 763: ISDN BR0: TX -> RRp sapi = 0 tei = 65 nr = 0 *Mar 1 19:41:41. - You may observe that the c1812 does not send Q. Here is one basic sample config, see how direct-indward-dial works, try some show and debug commands show isdn status, debug q931and q921 to see call set up signaling stuff. ISDN Cause Codes or Call Clearing Codes. I can usually find out if I have a bad VWIC card (which does happen every blue moon) T1 PRI Troubleshooting - Cisco Systems debug ip rip Sends console messages displaying informa-tion about RIP packets being sent and received on a router interface debug ipx Shows the RIP and SAP information as it passes through the router debug isdn q921 Shows layer-2 processes debug fax 276 debug isdn q921 277 debug isdn q931 277 debug pots 277 debug voice cc 278 debug voice dspapi 278 Nortel Secure Router 2330/4134 Troubleshooting Troubleshoot an inbound or outbound call on the voice gateway using the command ‘debug isdn q931’ and ‘terminal monitor’, then placing a call to capture the ISDN setup messages. GitHub is home to over 36 million developers working together to host and review code, manage projects, and build software together. Its odd to see channels 15-31, but whatever floats your boat. When you are troubleshooting the layer 2 portion of a PRI its good to have. Router#show isdn active Router#show isdn status •Triggers a link (assuming it is part of interesting traffic) •Displays current status of link, including amount of time link is connected •When using ISDN, displays call status while call is in progress •Displays the status of an ISDN connection Router#show ip route ANKARA#debug isdn q921 debug isdn q921 is ON. Debugging ISDN Layer. The debug isdn q931 command is not used to view whether a voice gateway is registered to an H. Description. 使用 debug isdn q921 进一步检查。 在“ spid status ”语句下报告的是有关 spid 参数的内容,国内不使用该参数。 在“ layer 3 status ”语句下报告的是第三层的信息。请参阅 debug isdn q931 进行排错。 Add ISDN Calling and Called Subaddress support functions to LIBPRI . Use the debug isdn q921 command to verify that Layer 2 is stable. The Bearer Cap of a call is indicated by the telco in the Q. Examples of Q. Flag, bit stuffing, and FCS computation are identical to HDLC. Debug isdn q921 , if it is pstn really, but seems like FOX is voice only. debug isdn q921 out put is: Needed a seperate dial peer for the number since the number from the ISDN wasn't defined. □ The Secure Router OS provides a number of ISDN debug commands, which. If it is, add isdn supp-service name calling to the serial port for the ISDN trunk. the output of sh isdn stat on my gateway keeps going from tei assigned to awaiting then multiple frame and finally timer recovery and so on. debug isdn q921: Verfies that you have a connection to the ISDN switch. Don’t let ISDN fool you here. Use the debug isdn q921 EXEC command to display data link layer (Layer 2) access procedures that are taking place at the router on the D channel (LAPD) of   Feb 3, 2012 Troubleshooting ISDN Voice Calls Troubleshooting call starts at the bottom and works Use the debug isdn q921 Command to troubleshoot. 931 messages are CallSetup, Connect, Disconnect, and Release. 323 Gateway to Avaya IP Office PBX ANKARA#debug isdn q921 debug isdn q921 is ON. Can you turn on "debug isdn q921" and post some of the output here? Your configuration looks ok for the most part. Using the debug q921 Command The debug isdn q921 command displays data link layer (Layer 2) access procedures that are occurring at the router on the D-channel. 503: ISDN BR0: RX <- RRr sapi = 0 tei = 64 nr = 6 Jan 3 14:52:24. 1 Decoder Online Enter Facility IE string from Cisco IOS "debug isdn q931" output (or from PBX Call Trace) in supported Format : • Accepted characters are: 0-9, A-F, a-f. Debug isdn q931 – It will monitor information about call setup and tear down of ISDN network connections (layer 3) between local router (user side) and the network Debug h225 – It will display additional information about the contents of H. 921 Details Output Meaning ISDN BR0: This is the interface. debug isdn q931 Understanding the debug isdn q921 Output . Then allows you to chose the module you wish to debug. Highlight the device and click "Add. 563: ISDN BR0 Q921: User TX -> IDREQ ri=1463 ai=127 Dec 28 16:17:25. ++ debug isdn q921 ++ debug isdn q931 ++ debug voice ccapi inout ++ debug ip tcp transactions ++ debug voip vtsp all ++ debug voip dspapi all . Use the debug isdn q921 EXEC command to display data link layer (Layer 2) access procedures that are taking place at the router on the D channel (LAPD) of its Integrated Services Digital Network (ISDN) interface. Jun 5, 2005 To do so, look for messages in the debug output. Dee 22 04:06:03. Voice service is also an application for ISDN. 527: ISDN BR0: RX <- INFOc sapi = 0 tei = 64 ns = 2 nr = 6 i = 0x08018702180189 Jan 3 14:52:24. You should then use the clear interface bri number to reset the BRI interface. 225 Registration, Admission, and Status Protocol (RAS) messages. 921 IDREQ(ID Request) by "debug isdn q921". Let me start with some background. The debug isdn q921 command troubleshoots communication between the. address of the BRI0 interface: Cisco command: debug isdn q921 ISDN Q921  A sample output from the debug isdn q931 command is presented below. Since the show isdn status command displays a summary of the current status, it is possible that Layer 2 is bouncing up and down despite indicating a MULTIPLE_FRAME_ESTABLISHED state. Join GitHub today. with ping to the destination address and using debug isdn q921, it always display: *Mar 1 19:41:41. Layer 3 is not the network layer in ISDN, it is not addressing nor remote delivery. debug isdn q921. 931 information/mesages. You will see what messages you are exchanging with the provider, and why the link is not going up. 391 Indicates the date and. The debug isdn q921 command output provides details on the Layer 2 transaction occurring between the ISDN switch and the router. Ensure Layer2 is in the MULTIPLE_FRAME_ESTABLISHED state; If Layer2 is not in the MULTIPLE_FRAME_ESTABLISHED state, use debug isdn q921 command to troubleshoot. show isdn status <-- status of L1 ~ L3. ISDN Q921 paekets debugging is on. The output of the debug isdn q921 command is based Hi All, I want Troubleshoot a ISDN connection to my 3600 series router, The Router has just one ISDN connection and rest are ATM PVC's. QSIG Facility IE ASN. The debug isdn q921 Command The debug isdn q921 command output is limited to commands and responses exchanged during peer-to-peer communication carried over the D channel. RE: H. Layer 3 status. 921—ISDN Data Link Layer Specification . However, Layer 2 debugs (or the interpretation of the debugs) can be provided to the telco for their reference. For debugging of Layer 2 use debug isdn q921 which must show  previously, ISDN BRI contains two B channels and one D channel. it's not stable and no calls can be done. The ISDN phone number being dialed by the router is invalid and the telco switch cannot locate the number to  Jul 26, 2018 In this status, you can also use debug isdn q921 to see the ISDN messages. To further confirm the issue was layer 2 ISDN we ran a debug isdn q921 on the gateway. Directory. Re: ISDN L2 PROBLEM // UNABLE TO BRING UP BACK TO BACK EI PRI Patrick Geschwindner - CCIE R&S, CCSI Aug 8, 2016 7:10 AM (in response to gm3gm) If the channel count does not match, you will run into an issue if the controller on one side chooses a channel the other side does not accept and the call will fail. ANKARA#ping 192. The peers (data link layer entities and layer management Debug ISDN Q. while show isdn status will show you only some details which are still, so better to debug to find out ,hook status and etc. After a quick look at the ISDN status it was apparent that my problem was at Layer 2. Enable the Digital Signaling Processing services for the Wic T1 card: voice-card 0 dspfarm dsp services dspfarm Hi All, I want Troubleshoot a ISDN connection to my 3600 series router, The Router has just one ISDN connection and rest are ATM PVC's. The Cisco IP Phone connects to an Ethernet switchport. Turn on debug isdn q921 to follow the messages that are transmitted from the router to the telco. sh isdn statu Global ISDN Switchtype = primary-net5 Using debug commands Debug commands are used to troubleshoot various features of the Avaya Advanced Gateway 2330 (AG2330). The debug isdn q921 output must indicate that the SABME was sent, and this message was received: RX - BAD FRAME(0x00017F)Line may be looped! When you are finished turn off debugging: no debug isdn q921 3. The debug isdn q921 command can be used with the debug isdn event and the debug isdn q931 commands at the same time. debug ccapi voice inout What is great about this is that you can combine it with either of the debugs above. Posts about debug isdn q921 931 written by pushkarbhatkoti When an incoming call is made, the following symptoms may be noticed in the output of debug isdn q921 and/or debug isdn q931: - Q. Configure the digital voice module. In ISDN, layer 3 represents the active calls. Branch1# Branch1#debug voip dialpeer all voip dialpeer all debugging is on Branch1 I came across one of our links recently that showed as happy with 'show isdn status', but debug isdn q921 showed a similar output to yours - it was exchanging SABMEs and UAs instead of RRs (and it wouldn't accept or make calls, either). 921, also referred to as LAPD (Link Access Protocol - D Channel) and a close cousin of HDLC, is the Data Link protocol used over ISDN's D channel. 475: ISDN BR0: TX -> INFOc sapi = 0 tei = 64 ns = 5 nr = 2 i = 0x08010705040288901801837006803631383835 Jan 3 14:52:24. If the IP phone and switch support PoE, the IP phone receives power through either Cisco-proprietary PoE or 802. We have a 23 channel ISDN PRI (US, National, CPE) coming from the local telco (Frontier) to a Digium T1/PRI card in isdnを新規に引き直したんでルータが必要になったところ、余剰機になってたcisco892を使ったんです。 で、テストやらなんやらは無事通過したのに、本番稼働になった途端、使ってる真っ最中でもお構いなしに通信断が発生するようになっちゃいました。 Layer 3 output may not apply ISDN Serial0/0/0:23 interface dsl 0, interface ISDN Switchtype = primary-ni L2 Protocol = Q. WAN, Routing and Switching The debug isdn q921 command is not used to view whether a voice gateway is registered to an H. " To configure MP on an ISDN BRI using the . Initially there is no end-to-end circuit, and you can see that RR messages are only exchanged. View Bug Details in Bug Search Tool Cisco Support Community. Shows layer-3 processes. This forces the router to renegotiate Layer 2 information with the 4. Troubleshooting ISDN BRI Layer 1 This section is only applicable to troubleshooting ISDN BRI Layer 1 deactivated status. Deletes the contents of NVRAM on a 1900 switch. DEBUG PPP NEGOTIATION - negotiation of Point-to-Point Protocol (PPP) options and Network Control Protocol (NCP) parameters. Frame Format. debug isdn q931 In this status, you can also use debug isdn q921 to see the ISDN messages. The no form of this command disables debugging output. Here is the debug isdn q921 output when T1 controller goes through a shutdown and no  Nov 15, 2005 For further information on debug isdn q921 and how to decode the Layer 2 negotiation sequence, refer to the debug command reference. See debug isdn-event later in this chapter for samples of combination displays. MGCP Configuration Using Trombone Feature: To register an MGCP gateway to call manager, follow these steps: Do a show inventory OR show diag to check the position of E1/T1 Enable the E1/T1 by using command - card type T1 0 0 OR card type T1 0 1 (whatever the case may be) Do show ver… Using the debug q921 Command The debug isdn q921 command displays data link layer (Layer 2) access procedures that are occurring at the router on the D-channel. 921 0x0000 L3 Protocol(s) = CCM MANAGER 0x0003 Layer 1 Status: ACTIVE Layer 2 Status: TEI = 0, Ces = 1, SAPI = 0, State = TEI_ASSIGNED # show run | sec controller controller T1 0/0/0 framing esf linecode b8zs cablelength Understand the show isdn status Output. debug isdn q921 *Apr 12 04:14:43. This debug information does not include data transmitted over the B channels that are also part of the router ISDN interface. Debug isdn q931 Debug isdn Q921 Debug voice ccapi inout Enable CallManger detailed traces, make a call and send the trace file. 921 debugs may report "**ERROR**: L2_AdvanceVA: TX_ack_queue empty", after which the B-channel used for the call attempt locks up. <H3C> debugging voice Debugging voice - allows you to see all the modules within the Voice module. regards Zulfiqar Rana debug isdn event; debug tsp; debug cdapi; debug voice ccapi inout; Traces the execution path through the call control API, which serves as the interface between the call session application and the underlying network specific software ; debug isdn q931; debug isdn q921; debug vpm; debug vpm all; debug vpm spi; debug vpm signal; debug vpm dsp debug isdn q921. In this example, Layer 1 is Active, the Terminal Endpoint Identifiers (TEIs) are successfully negotiated, and ISDN Layer 3 (end-to-end) is ready to make or receive calls. It isn’t too CPU intensive on its own, and can be run on either a SIP or ISDN setup. ICND v Connects when needed Disconnects when finished ISDN or PSTN What Is ICND v debug isdn q921 Example Router# debug isdn q921 Jan 3  Oct 10, 2002 After using debug isdn q921 and show debug, ensure that the output is similar to Example 7-5 Debug Output Showing ISDN q921 Activity. 3af PoE. RX - This router is receiving this information. debug fax 276 debug isdn q921 277 debug isdn q931 277 debug pots 277 debug voice cc 278 debug voice dspapi 278 Nortel Secure Router 2330/4134 Troubleshooting Q. Look for MULTIPLE_FRAME_ESTABLISHED show voice port summary debug isdn q931 <-- view digits dialed during call attempts *****Simulate DMS100 with CS1000 DCH interface S100 Side Effects of CCM-MANAGER Config One of the lessons I learned this past week has to do with the logistics of shutting down and turning up my home lab gear. While this book contains some common debug commands, you should refer to the Avaya Advanced Gateway 2330 — Command Line Reference (NN47264-507) for a complete listing and usage instructions. 921 0x0000 L3 Protocol(s) = CCM MANAGER 0x0003 . debug isdn q921

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