Cisco Cisco IOS Software Release 12.4(4)T
278
Caveats for Cisco IOS Release 12.4T
OL-8003-09 Rev. Z0
Resolved Caveats—Cisco IOS Release 12.4(22)T3
Workaround: Use Firefox.
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CSCta35393
Symptoms: CPE WAN Management Protocol (CWMP) agent on a Cisco Unified CallManager
Express (CME) causes CPU to spike to 96%.
Express (CME) causes CPU to spike to 96%.
Conditions: The symptom is observed when configuring the CWMP agent and placing a phone call.
Workaround: Disable the CWMP agent.
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CSCta39579
Symptoms: VPN routing/forwarding (VRF) Network Address Translation (NAT) is not translating
UDP traffic at all. The inside local IP is still used after NAT. If the inside local IPs are not routable
on the NAT outside side of the network this breaks all applications relying on UDP. ICMP and TCP
traffic are not impacted
UDP traffic at all. The inside local IP is still used after NAT. If the inside local IPs are not routable
on the NAT outside side of the network this breaks all applications relying on UDP. ICMP and TCP
traffic are not impacted
Conditions: Occurs when NAT is inside a VRF. nat is in vrf
Workaround: Make sure the inside local is known on the NAT outside side of the network.
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CSCta39763
Symptoms: A Cisco router may experience a memory leak in the “ISDN Call Tabl” process, as seen
in the output below:
in the output below:
MJH-VG01# show memory all totals
Allocator PC Summary for: Processor Displayed first 2048 Allocator PCs only
PC Total Count Name 0x6010B9E8 9891336 513 ISDN Call Tabl
Conditions: This has been experienced on a Cisco 3845 router running Cisco IOS Release 12.4(22)T
with ISDN configured.
with ISDN configured.
Workaround: There is no workaround.
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CSCta43033
Symptoms: Cisco Unified Border Element (CUBE) gives OLC reject during transfer despite correct
codec negotiation. The cause code is 57.
codec negotiation. The cause code is 57.
Conditions: Occurs under reasonable load and with many call transfers (such as CVP or IPCC
environment).
environment).
Workaround: There is no workaround.
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CSCta45116
Symptoms: EAP-FAST authentication fails between router and client (PC or laptop running ADU).
Conditions: The symptom is observed when the wireless client is running “ADUv2.x” and the router
is running with Cisco IOS Release 12.4(15)T8.
is running with Cisco IOS Release 12.4(15)T8.
Workaround: Upgrade the wireless client ADU to version 3.x or 4.x.
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CSCta45845
Symptoms: All show commands under crypto are showing blank outputs. For example show crypto
pki certificates shows a blank output, even though there may be some crypto certificates on the
device.
pki certificates shows a blank output, even though there may be some crypto certificates on the
device.
Conditions: This happens only when using web interface to an IOS device. The commands are:
7200-12-3#sh crypto pki ? certificates
Show certificates counters
Show PKI Counters crls
Show Certificate Revocation Lists server S
how Certificate Server session