Cisco Cisco IOS Software Release 12.4(4)T
1435
Caveats for Cisco IOS Release 12.4T
OL-8003-09 Rev. Z0
Resolved Caveats—Cisco IOS Release 12.4(2)T
Further Problem Description: The fast-start elements that are received in the call proceeding are
freed only once for each call instead of being freed for each endpoint that is tried (assuming that the
call falls back to alternate endpoints). This situation causes the memory leak.
freed only once for each call instead of being freed for each endpoint that is tried (assuming that the
call falls back to alternate endpoints). This situation causes the memory leak.
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CSCsa89621
Symptoms: The firewall performance of an NPE-G1 is below expectations, causing high CPU use.
Conditions: This symptom is observed on a Cisco 7200 series that runs Cisco IOS
Release 12.3(14)T1 and that is configured with an NPE-G1.
Release 12.3(14)T1 and that is configured with an NPE-G1.
Workaround: There is no workaround.
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CSCsa90842
Symptoms: Transparent IPS and Transparent Firewall functionality is missing from certain
Cisco IOS images for the Cisco 3725 and Cisco 3745 routers.
Cisco IOS images for the Cisco 3725 and Cisco 3745 routers.
Conditions: This functionality can not be used on the following images:
–
c3725-adventerprisek9-mz
–
c3725-adventerprisek9_ivs-mz
–
c3725-adventerprisek9_sna-mz
–
c3745-adventerprisek9-mz
–
c3745-adventerprisek9_ivs-mz
–
c3745-adventerprisek9_sna-mz
Workaround: To use this functionality, use the following images:
–
c3725-advsecurityk9-mz
–
c3725-advipservicesk9-mz
–
c3745-advsecurityk9-mz
–
c3745-advipservicesk9-mz
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CSCsa91342
Symptoms: A router may unexpectedly reload after the encapsulation is changed.
Conditions: This symptom is observed when Internet Protocol Header Compression (IPHC) is
configured on an interface and when you change the encapsulation.
configured on an interface and when you change the encapsulation.
Workaround: There is no workaround.
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CSCsa94162
Symptoms: A DHCP client router has an old static route and a new static route concurrently. The
output of the debug dhcp detail on the DHCP client router shows that the old static route is removed
but that the routing table still contains the old static route. Also, the old static route is not removed
after the static configuration is deleted.
output of the debug dhcp detail on the DHCP client router shows that the old static route is removed
but that the routing table still contains the old static route. Also, the old static route is not removed
after the static configuration is deleted.
Conditions: This symptom is observed when a DHCP server renews the DHCP address and the
DHCP gateway.
DHCP gateway.
Workaround: There is no workaround.
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CSCsa99597
Symptoms: Reload is caused by memory corruption.
Conditions: This symptom has been observed when the router is a Cisco IPSec gateway which
implements XAUTH. One example of this situation is a Cisco EZVPN server.
implements XAUTH. One example of this situation is a Cisco EZVPN server.