Cisco Cisco IOS Software Release 12.4(4)T
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Caveats for Cisco IOS Release 12.4T
OL-8003-09 Rev. Z0
Resolved Caveats—Cisco IOS Release 12.4(22)T3
Workaround: There is no workaround.
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CSCtd15454
Symptoms: A Cisco router may crash while performing online insertion and removal (OIR).
Conditions: This symptom is observed on a Cisco 7200 NPE-G1 router on PA-GIG in an MPLS
environment with traffic.
environment with traffic.
Workaround: There is no workaround.
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CSCtd60858
Symptoms: While testing dot1x accounting, spurious accesses are seen.
Conditions: This symptom is observed while verifying the attributes in Access-Request,
Access-Challenge, and Access-Accept packets.
Access-Challenge, and Access-Accept packets.
Workaround: There is no workaround.
Resolved Caveats—Cisco IOS Release 12.4(22)T3
Cisco IOS Release 12.4(22)T3 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)T3 but may be open in previous Cisco IOS releases.
section are resolved in Cisco IOS Release 12.4(22)T3 but may be open in previous Cisco IOS releases.
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CSCej33698
Symptoms: A router that is running Cisco IOS software may mistakenly fail a CRC check on files
in NVRAM.
in NVRAM.
Conditions: This symptom has been observed with large files, such as large startup configurations.
Workaround: There is no workaround.
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CSCsd77560
Symptoms: SNMPv3 “auth” and “priv” users are lost across reload.
Conditions: Occurs after a reload.
Workaround: There is no workaround.
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CSCsg00102
Symptoms: SSLVPN service stops accepting any new SSLVPN connections.
Conditions: A device configured for SSLVPN may stop accepting any new SSLVPN connections,
due to a vulnerability in the processing of new TCP connections for SSLVPN services. If “debug ip
tcp transactions” is enabled and this vulnerability is triggered, debug messages with connection
queue limit reached will be observed.
due to a vulnerability in the processing of new TCP connections for SSLVPN services. If “debug ip
tcp transactions” is enabled and this vulnerability is triggered, debug messages with connection
queue limit reached will be observed.
This vulnerability is documented in two separate Cisco bug IDs, both of which are required for a
full fix CSCso04657 and CSCsg00102.
full fix CSCso04657 and CSCsg00102.
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CSCsk80396
Symptoms: Router crashes when jitter operation takes place.
Conditions: This crash is inconsistent and is seen while auto Ethernet operation is configured to
carry on jitter operation on an interface configured with no ethernet cfm enable.
carry on jitter operation on an interface configured with no ethernet cfm enable.
Workaround: There is no workaround.
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CSCsl15443
Symptoms: Console port can lock up after 10-15 minutes. Telnet sessions fail.