Cisco Cisco IOS Software Release 12.4(23) Notas de publicación
507
Caveats for Cisco IOS Release 12.4
OL-7656-15 Rev. J0
Resolved Caveats—Cisco IOS Release 12.4(8b)
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CSCsf22493
Symptoms: The Cisco Communication Media Module (CMM) crashes when processing the
UnsubscribeDtmf message.
UnsubscribeDtmf message.
Conditions: This symptom is observed when CMM XCODE/MTP is using Cisco IOS
Release 12.4(8a) and RFC2833.
Release 12.4(8a) and RFC2833.
Workaround: There is no workaround.
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CSCsg00602
Symptoms: A Cisco 3845 or Cisco 3825 router with AIM-VPN/HPII-PLUS(EPII-PLUS) may show
the following symptoms:
the following symptoms:
1.
show alignment errors
2.
crash by bus error
3.
XXX display by running the show crypto engine accel ring packet command
4.
if a telnet session, which shows symptom three, is cut by “clear line,” its related exec process
does not disappear and starts to occupy CPU.
does not disappear and starts to occupy CPU.
Conditions: This failure is seen on the Cisco 2600, Cisco 2800, Cisco 3600, Cisco 3700, Cisco 3800,
and Cisco 1800 series routers that are configured with an AIM-VPNII or AIM-VPNII PLUS Virtual
Private Network (VPN) encryption and hardware advanced integration module (AIM).
and Cisco 1800 series routers that are configured with an AIM-VPNII or AIM-VPNII PLUS Virtual
Private Network (VPN) encryption and hardware advanced integration module (AIM).
Workaround: Avoid running the show crypto engine accel ring packet command.
Wide-Area Networking
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CSCek28604
Symptoms: A Cisco device may reload (“System returned to ROM”) unexpectedly due to a memory
leak in the ISDN L2 process.
leak in the ISDN L2 process.
Conditions: This symptom is observed on a Cisco device that functions in a call manager-backhaul
configuration after running under stress for about 24 hours.
configuration after running under stress for about 24 hours.
The output of the show processes memory, collected in regular intervals shows a memory leak in
the ISDN L2 process. The amount of memory that is held by the ISDN L2 process will be very large
and growing.
the ISDN L2 process. The amount of memory that is held by the ISDN L2 process will be very large
and growing.
Workaround: Enter the isdn k 1 command on all backhauled serial interfaces.
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CSCek55209
Symptoms: If the ppp multilink endpoint mac interface command or the ppp multilink endpoint
ip a.b.c.d command is configured, the router may unexpectedly reload if the multilink interface goes
to the DOWN state, for example, when a PVC virtual-circuit is unconfigured.
ip a.b.c.d command is configured, the router may unexpectedly reload if the multilink interface goes
to the DOWN state, for example, when a PVC virtual-circuit is unconfigured.
Conditions: This symptom is observed on a router with Multilink PPP.
Workaround: Do not use these configuration commands in Cisco IOS Releases 12.3, 12.4 or 12.2SB
without a fix for this DDTS.
without a fix for this DDTS.
•
CSCek56250
Symptoms: A router may reload while executing the show ppp multilink command.
Conditions: This symptom is observed when a multilink bundle goes down while the output is being
generated.
generated.
Workaround: There is no workaround.