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ISDN Debug Information

This tech tip contains some common ISDN/PPP/CHAP debug messages, what they indicate, and suggestions for resolving them. | Cisco - ISDN Debug Information Solutions T Products T Ordering T Support T Partners I Training Ỵ Corporate Tech N cites ISDN Debug Information This tech tip contains some common ISDN PPP CHAP debug messages what they indicate and suggestions for resolving them. Check out the following examples Example 1 DEBUG ISDN EVENT Example 2 DEBUG ISDN Q931 Example 3 DEBUG DIALER Example 4 DEBUG PPP CHAP DEBUG PPP NEGOTIATION Example 5 DEBUG ISDN EVENT DEBUG ISDN Q931 Example 6 DEBUG ISDN Q921 Example 7 DEBUG ISDN EVENT DEBUG ISDN Q931 Example 8 DEBUG ISDN Q931 Example 9 DEBUG PPP NEGOTIATION DEBUG PPP CHAP Related Information Example 1 Debug DEBUG ISDN EVENT BRI0 ISDN Event incoming ces value 1 BRI0 received HOST_TERM_REGISTER_NACK - invalid EID SPID or TEI not assigned Cause i 0x8082 - No route to specified network Indication Usually a SPID problem. To verify that TEI is assigned try show isdn status. Layer 2 information will tell if TEI is assigned. Suggestions 1. Check the configuration to see if the SPIDs are configured correctly. 2. Have your service provider verify the SPIDs and if necessary have them track the SPIDs. http www.cisco.com warp public 129 18.html 1 of 11 5 6 2001 3 50 03 PM Cisco - ISDN Debug Information Example 2 Debug DEBUG ISDN Q931 BRIO Dialing cause BRIO ip PERMIT BRIO Attempting to dial 6968900 TX - SETUP dsl 0 pd 8 callref 0x01 Bearer Capability i 0x8890218F Channel ID i 0x83 Called Party Number i 0x80 6968900 RX - CALL_PROC dsl 0 pd 8 callref 0x81 Channel ID i 0x89. RX - PROGRESS dsl 0 pd 8 callref 0x81 Progress Ind i 0xC48A - Delay in response at called interface Signal i 0x01. RX - DISCONNECT dsl 0 pd 8 callref 0x81 Cause i 0x8295 - Call rejected Signal i 0x01 TX - RELEASE dsl 0 pd 8 callref 0x01 RX - RELEASE_COMP dsl 0 pd 8 callref 0x81 Signal i 0x3F. Indication Remote router does not answer call. Suggestions Verify the telephone number and SPIDs. Example 3 Debug DEBUG DIALER BRI0 Dialing cause BRI0 ip PERMIT BRI0 No dialer string defined. .