Cisco Cisco IOS Software Release 12.4(4)T Release Notes
280
Caveats for Cisco IOS Release 12.4T
OL-8003-09 Rev. Z0
Resolved Caveats—Cisco IOS Release 12.4(22)T2
Workaround: Clear VPDN again or reload the router.
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CSCta91556
Symptoms: Packets are getting SSS switched on the LAC towards LNS.
Conditions: The symptom is observed when bringing up any PPPoE or PPPoA session.
Workaround: There is no workaround.
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CSCtb14400
Symptoms: Packets received from the virtual-access CE-facing interface are not CEF-switched into
the MPLS cloud.
the MPLS cloud.
Conditions: The symptom is observed on a MPLS/VPN PE router.
Workaround: There is no workaround.
Resolved Caveats—Cisco IOS Release 12.4(22)T2
Cisco IOS Release 12.4(22)T2 is a rebuild release for Cisco IOS Release 12.4(22)T. The caveats in this
section are resolved in Cisco IOS Release 12.4(22)T2 but may be open in previous Cisco IOS releases.
section are resolved in Cisco IOS Release 12.4(22)T2 but may be open in previous Cisco IOS releases.
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CSCsi43340
Symptoms: DSMP is not programming the DSP for supervisory tone while alerting tone is there,
which leads to FXO disconnect supervision issue.
which leads to FXO disconnect supervision issue.
Conditions: Occurs on routers running Cisco IOS Release 12.3(14)T and later releases.
Workaround: Downgrade to Cisco IOS Release 12.3(11)T.
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CSCsj17977
Symptoms: The GETVPN rekey fails. The following error message shows in the syslog:
%GDOI-3-GM_NO_IPSEC_FLOWS: IPSec FLOW limit possibly reached
The show crypto engine connections flow will show that all flows are used. For
hardware-accelerated platforms, use the show crypto eli command to see how many Phase IIs are
supported.
hardware-accelerated platforms, use the show crypto eli command to see how many Phase IIs are
supported.
Conditions: This problem is seen when the registration is not successful on a group member and then
the flow IDs allocated for that incomplete registration are not cleaned up.
the flow IDs allocated for that incomplete registration are not cleaned up.
Workaround: Reload the router, if all the flow IDs are leaked.
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CSCsj46707
Symptoms: A CPU may hang and give traceback during boot up.
Conditions: The crash is the result of a race condition caused by the order of operations in
console_init().
console_init().
Workaround: There is no workaround.
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CSCsk43926
Symptoms: High CPU usage may occur interrupt context on an RP, and spurious memory accesses
may be generated when a route-map update is checked. You can verify this situation in the output
of the show align command.
may be generated when a route-map update is checked. You can verify this situation in the output
of the show align command.
Conditions: This symptom is observed on a Cisco 7600 series that is configured for BGP.
Workaround: There is no workaround.