/mcpThese are useful fax relay debug commands: debug fax relay t30 all • debug vtsp all • debug vtsp vofr subframe 3 • debug fax relay t30 all The debug for Cisco fax relay is enabled with the debug fax relay t30 all command. debug fax relay t30 all Command
<#root> vnt-3660-23c# debug fax relay t30 all Debugging fax relay t30
This is a copy of a debug from a failed fax relay session. This is a debug from the origination fax gateway that runs Cisco IOS Software Release 12.2(7a). debug fax relay t30 all Command Output
vdtl-3810-3b# Dec 5 07:49:13.073: 1/2:62 1281347052 fr-entered (10ms) Dec 5 07:49:17.985: 1/2:62 1281351950 fr-msg-det CRP Dec 5 07:49:20.105: 1/2:62 1281354070 Fr-MSG-TX NSF Dec 5 07:49:20.655: 1/2:62 1281354620 Fr-MSG-TX good crc, 19 bytes Dec 5 07:49:20.720: 1/2:62 1281354680 Fr-MSG-TX DIS DEC 5 07:49:22.350: 1/2:62 1281356310 fr-msg-det TSI DEC 5 07:49:23.045: 1/2:62 1281357000 fr-msg-det DCS DEC 5 07:49:27.346: 1/2:62 1281361290 Fr-MSG-TX FTT DEC 5 07:49:28.836: 1/2:62 1281362780 fr-msg-det TSI DEC 5 07:49:29.531: 1/2:62 1281363470 fr-msg-det DCS DEC 5 07:49:29.740: 1/2:62 1281363680 fr-msg-det bad crc, 0 bytes DEC 5 07:49:30.362: 1/2:62 1281364300 fr-msg-det bad crc, 0 bytes DEC 5 07:49:30.804: 1/2:62 1281364740 fr-msg-det bad crc, 0 bytes DEC 5 07:49:30.852: 1/2:62 1281364790 fr-msg-det bad crc, 0 bytes DEC 5 07:49:33.868: 1/2:62 1281367800 Fr-MSG-TX FTT DEC 5 07:49:35.414: 1/2:62 1281369340 fr-msg-det TSI DEC 5 07:49:36.113: 1/2:62 1281370040 fr-msg-det DCS DEC 5 07:49:36.515: 1/2:62 1281370440 fr-msg-det bad crc, 0 bytes DEC 5 07:49:36.908: 1/2:62 1281370830 fr-msg-det bad crc, 0 bytes DEC 5 07:49:37.559: 1/2:62 1281371480 fr-msg-det bad crc, 0 bytes DEC 5 07:49:37.784: 1/2:62 1281371700 fr-msg-det bad crc,