Cisco Cisco IOS Software Release 12.4(4)T
1436
Caveats for Cisco IOS Release 12.4T
OL-8003-09 Rev. Z0
Resolved Caveats—Cisco IOS Release 12.4(2)T
Workaround: There is no workaround.
Further Problem Description: The problem occurs if the username given to XAUTH is exactly 7, 19
or 43 characters long (given a default configuration). The exact lengths which tickle the symptom
may vary depending on the memory lite configuration.
or 43 characters long (given a default configuration). The exact lengths which tickle the symptom
may vary depending on the memory lite configuration.
•
CSCsb04721
Symptoms: When the Any Transport over MPLS (AToM) feature is enabled on a router, AToM
virtual circuits to a peer may not be re-established after an interface flap or after being reconfigured,
because the required targeted Label Distribution Protocol (LDP) session is not re-established.
virtual circuits to a peer may not be re-established after an interface flap or after being reconfigured,
because the required targeted Label Distribution Protocol (LDP) session is not re-established.
Conditions: This symptom is observed when LDP is not configured on any interfaces via the mpls
ip interface configuration command, which is typically the case when MPLS Traffic Engineering
(TE) tunnels are used to transport AToM traffic between endpoints and when the mpls ip interface
configuration command is not enabled on any TE tunnels.
ip interface configuration command, which is typically the case when MPLS Traffic Engineering
(TE) tunnels are used to transport AToM traffic between endpoints and when the mpls ip interface
configuration command is not enabled on any TE tunnels.
The symptom occurs in Cisco IOS software releases that include the fix for caveat CSCec69982
when any form of one of the following commands is configured on the router and appears in the
running configuration:
when any form of one of the following commands is configured on the router and appears in the
running configuration:
–
mpls ldp explicit-null
–
mpls ldp advertise-labels
–
mpls ldp session protection
–
mpls ldp password fallback
–
mpls ldp password option
–
mpls ldp password required
A list of the affected releases can be found at
Workaround: Enter the mpls ip command on a TE tunnel interface or temporarily on a physical
interface to force LDP to be re-established.
interface to force LDP to be re-established.
Wide-Area Networking
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CSCea75722
Symptoms: A Cisco IOS voice gateway may fail to receive a call from the public switched telephone
network (PSTN) on its PRI port.
network (PSTN) on its PRI port.
Conditions: This symptom is observed on a Cisco 2651XM that runs Cisco IOS Release 12.2(13)T3
or Release 12.3 and that functions as a voice gateway when it does not send a Q.931 Call Proceeding
message upon receiving the call.
or Release 12.3 and that functions as a voice gateway when it does not send a Q.931 Call Proceeding
message upon receiving the call.
Workaround: There is no workaround.
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CSCeg74644
Symptoms: A Cisco 3660 that is configured for PPPoE relay may reload.
Conditions: This symptom is observed on a Cisco 3660 that runs Cisco IOS Release 12.3(7)T7.
Workaround: There is no workaround.
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CSCeh06916
Symptoms: A Cisco router crashes when PVCs are deleted while the show pppoe session or show
vpdn command is entered.
vpdn command is entered.