Cisco Cisco IOS Software Release 12.4(4)T
1396
Caveats for Cisco IOS Release 12.4T
OL-8003-09 Rev. Z0
Resolved Caveats—Cisco IOS Release 12.4(2)T3
Workaround: There is no workaround.
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CSCsb89292
Symptoms: ISDN NFAS failover issues are observed in Cisco IOS Release 12.3(11) T7. If the
primary NFAS d-channel is bounced, the switch sees some of the b- channels in "remote busy"
(RMB).
primary NFAS d-channel is bounced, the switch sees some of the b- channels in "remote busy"
(RMB).
Conditions: This symptom only happens when the primary NFAS d-channel is bounced.
Workaround: There is no workaround.
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CSCsc93002
Symptoms: When configuring transparent bridging of IP over Frame Relay, MAC entries are not
seen in the ARP-cache.
seen in the ARP-cache.
Conditions: The symptom has been observed when sending ping packets through the transparent
bridge over Frame Relay between the end systems.
bridge over Frame Relay between the end systems.
Workaround: There is no workaround.
Resolved Caveats—Cisco IOS Release 12.4(2)T3
Cisco IOS Release 12.4(2)T3 is a rebuild release for Cisco IOS Release 12.4(2)T. The caveats in this
section are resolved in Cisco IOS Release 12.4(2)T3 but may be open in previous Cisco IOS releases.
section are resolved in Cisco IOS Release 12.4(2)T3 but may be open in previous Cisco IOS releases.
The following information is provided for each caveat:
•
Symptoms—A description of what is observed when the caveat occurs.
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Conditions—The conditions under which the caveat has been known to occur.
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Workaround—Solutions, if available, to counteract the caveat.
Basic System Services
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CSCed09685
Symptoms: When command accounting is enabled, Cisco IOS routers will send the full text of each
command to the ACS server. Though this information is sent to the server encrypted, the server will
decrypt the packet and log these commands to the logfile in plain text. Thus sensitive information
like passwords will be visible in the server’s log files.
command to the ACS server. Though this information is sent to the server encrypted, the server will
decrypt the packet and log these commands to the logfile in plain text. Thus sensitive information
like passwords will be visible in the server’s log files.
Conditions: This problem happens only with command accounting enabled.
Workaround: Disable command accounting.
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CSCsb27960
Symptoms: When the local method is used at the beginning of a PPP authentication method list and
when a user does not exist in the local database, failover to the next method in the method list does
not occur. This situation prevents users that are listed in the database of a RADIUS or TACACS+
server from being authenticated.
when a user does not exist in the local database, failover to the next method in the method list does
not occur. This situation prevents users that are listed in the database of a RADIUS or TACACS+
server from being authenticated.
Conditions: This symptom is observed on a Cisco router that is configured for AAA.
Workaround: Temporarily remove the local method from the beginning of the method list.