Cisco Cisco IOS Software Release 12.2
117
Caveats for Cisco IOS Release 12.2
OL-3513-16 Rev. G0
Resolved Caveats—Cisco IOS Release 12.2(23f)
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CSCed73619
Symptoms: An ATM ABR SVC setup could fail while an UBR SVC can succeed.
Conditions: This symptom is observed when an illegal ICR value occurs.
Workaround: There is no workaround.
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CSCed78461
Symptoms: While the traffic is flowing, if async configuration is removed or async link flaps,
causing the PPP session to be broken, then the router may crash.
causing the PPP session to be broken, then the router may crash.
Conditions: This symptom is observed under the following conditions:
1. Traffic still needs to be running
2. Async configuration while the network is intact
3. PPP encapsulation
Workaround: There is no workaround.
Further Problem Description: This is not a very high impact as the timing window for this problem
to happen is very small.
to happen is very small.
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CSCin50541
Symptoms: A router may reload after you enter the ppp multilink interface configuration command.
Conditions: This symptom occurs when multilink is configured on an active serial interface and
neither the ppp multilink group interface configuration command nor the multilink
virtual-template global configuration command is entered. Under these conditions, multilink
normally fails to create a bundle because of the lack of a configuration source for the bundle
interface, but in this instance, it causes the router to reload.
neither the ppp multilink group interface configuration command nor the multilink
virtual-template global configuration command is entered. Under these conditions, multilink
normally fails to create a bundle because of the lack of a configuration source for the bundle
interface, but in this instance, it causes the router to reload.
Workaround: Enter the shutdown interface configuration command to shut down the serial
interface. Then, enter the ppp multilink group interface configuration command on the serial
interface.
interface. Then, enter the ppp multilink group interface configuration command on the serial
interface.
Resolved Caveats—Cisco IOS Release 12.2(23f)
Cisco IOS Release 12.2(23f) is a rebuild release for Cisco IOS Release 12.2(23). The caveats in this
section are resolved in Cisco IOS Release 12.2(23f) but may be open in previous Cisco IOS releases.
section are resolved in Cisco IOS Release 12.2(23f) but may be open in previous Cisco IOS releases.
The following information is provided for each caveat:
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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.
IP Routing Protocols
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CSCeh13489
Symptoms: A router may reset its Border Gateway Protocol (BGP) session.
Conditions: This symptom is observed when a Cisco router that peers with other routers receives an
Autonomous System (AS) path with a length that is equal to or greater than 255.
Autonomous System (AS) path with a length that is equal to or greater than 255.