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Leon,
Checked with Telstra, the line was configured as point-to-point, had them change it to point-to-multipoint and all is now working fine. Thanks mate  regards A "Leon" <> wrote in message news:40c82414$0$25678$... > I've had the same problem a couple of times before. > > Check that Telstra have set the line up as Point-to-Multipoint and not > Point-to-point. > > If they have set the line up as Point-to-point you will never get layer > 2 up. > > I hope this helps > > Leon > > > > > > A wrote: > > I am trying to set up a Cisco 801 in Australia with a Telstra ISDN2 Service > > > > I can't get BRI Layer 2 to an active state > > > > I have minimised the startup configuration of the 801 for testing purposes > > as below :- > > > > ------------------------------------ > > ! > > isdn switch-type basic-net3 > > ! > > interface Ethernet0 > > ip address 192.168.0.240 255.255.255.0 > > ! > > interface BRI0 > > isdn switch-type basic-net3 > > no ip address > > no shutdown > > ! > > ------------------------------------ > > > > On reboot, the "Line" light on the 801 is lit. > > The Telstra NT1 has the "Line" & "Sync" lights lit. > > > > > > "sh isdn status" returns the following :- > > > > ------------------------------------ > > Global ISDN Switchtype = basic-net3 > > ISDN BRI0 interface > > dsl 0, interface ISDN Switchtype = basic-net3 > > Layer 1 Status: > > ACTIVE > > Layer 2 Status: > > Layer 2 NOT Activated > > Layer 3 Status: > > 0 Active Layer 3 Call(s) > > Active dsl 0 CCBs = 0 > > The Free Channel Mask: 0x80000003 > > Total Allocated ISDN CCBs = 0 > > > > ------------------------------------ > > > > "debug isdn q921" shows the folowing line over & over about once per second > > :- > > > > ------------------------------------ > > *Mar 1 00:01:47.736: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:01:48.820: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:01:51.084: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:01:52.124: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:01:53.220: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:01:54.320: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > ------------------------------------ > > > > > > "clear interface bri0" shows the following result :- > > > > ------------------------------------ > > *Mar 1 00:02:54.712: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:02:54.996: ISDN BR0 Q921: User TX -> IDREQ ri=29609 ai=127 > > *Mar 1 00:02:55.984: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:02:56.960: ISDN BR0 Q921: User TX -> IDREQ ri=44602 ai=127 > > *Mar 1 00:02:57.012: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:02:58.112: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:02:58.956: ISDN BR0 Q921: User TX -> IDREQ ri=37339 ai=127 > > *Mar 1 00:02:59.212: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:03:01.384: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > *Mar 1 00:03:02.412: ISDN BR0 Q921: User RX <- SABMEp sapi=0 tei=0 > > ------------------------------------ > > > > > > From the Cisco documentation I have determined that the 801 is sending an > > IDREQ (Identity request) requesting a TEI and that an IDASSN (Identity > > Assigned) should be received back, however this IDASSN is not > > forthcoming........ > > > > > > Can anyone help me with this issue please ? > > > > > > > > |
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