Cisco Cisco IOS Software Release 12.4(23)
719
Caveats for Cisco IOS Release 12.4
OL-7656-15 Rev. J0
Resolved Caveats—Cisco IOS Release 12.4(5)
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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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CSCsc59584
Symptoms: Cisco IOS Release 12.4(3) and Release 12.4(5) GROUP SERVICE messages are not
correct to the PGW.
correct to the PGW.
Conditions: The following actions will result in all circuits on the PGW to remain in
MATE_UNAVAIL state.
MATE_UNAVAIL state.
–
Set the IUA destination to out of service (OOS) and then set it to in-service.
–
Set the IUA association to out of service (OOS) and then set it to in-service.
–
Restart the PGW.
Workaround: Reload the IUA to clear the circuits.This is unacceptable to a live customer.
Resolved Caveats—Cisco IOS Release 12.4(5)
This section describes possibly unexpected behavior by Cisco IOS Release 12.4(5). All the caveats listed
in this section are resolved in Cisco IOS Release 12.4(5). This section describes severity 1 and 2 caveats
and select severity 3 caveats.
in this section are resolved in Cisco IOS Release 12.4(5). This section describes severity 1 and 2 caveats
and select severity 3 caveats.
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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CSCeg22972
Symptoms: The output of the show processes cpu command shows that the total CPU use is less
than the interrupt CPU use.
than the interrupt CPU use.
Conditions: This symptom is observed on a Cisco platform that continuously routes unicast IPv6
traffic with 70 bytes per packet and 300,000 packets per second when one particular counter that
counts interrupt trailing overflows.
traffic with 70 bytes per packet and 300,000 packets per second when one particular counter that
counts interrupt trailing overflows.
Workaround: There is no workaround.
Further Problem Description: The fix for this caveat increases the size of the counter.
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CSCeh82694
Symptoms: A router crashes when an snmpwalk is performed on the ifTable.