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Cisco Bug: CSCum11303 - Router crashes on disconnecting an ISDN call

Last Modified

Mar 03, 2018

Products (74)

  • Cisco IOS
  • Cisco C897VA Integrated Services Router
  • Cisco C892FSP Integrated Services Router
  • Cisco 2951 Integrated Services Router
  • Cisco 819 Hardened Integrated Services Router
  • Cisco 861W Integrated Services Router
  • Cisco VG204XM Analog Voice Gateway
  • Cisco 1905 Serial Integrated Services Router
  • Cisco 881SRSTW Integrated Services Router
  • Cisco 812 CiFi Integrated Services Router
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Known Affected Releases

15.1(4)M4 15.2(4)M6 15.3(3)M

Description (partial)

Router crashes when an ISDN call is disconnected and Virtual-Access interface changes the state to down. At the time, following messages are seen

%LINK-3-UPDOWN: Interface Virtual-Access2, changed state to down
%SYS-2-CHUNKNOROOT: Root chunk need to be specified for 8CF998A0 -Process= "VTEMPLATE BKG OW Mgr", ipl= 0, pid= 31
-Traceback= 8252A628z 84574F98z 819523ECz 83C4E148z 83C4EAF0z 800292C4z 80029E94z 846A4AB8z 846A7C60z 8588925Cz 85888B98z 8469E280z 8469E440z 8469E4FCz 819B6DF8z 8199DFC0z

The problem is seen when router is busy and  "ppp timeout" is configured with "either" option.

Related Community Discussions

2014年11月07日(初版) 2014年11月07日(アップデート) TAC SR Collection 主な問題 アナログ回線やISDN回線上でデータ通信を行うルータの Virtual-Template に  &quot;either&quot; オプションの付いた &quot;ppp timeout&quot; コマンドが設定されている場合、コールを切断するタイミングでルータの再起動が発生する可能性があります。   設定例 interface Virtual-Template1 ppp timeout idle 30 either   この問題が発生すると再起動直前に下記のメッセージが出力されます。 % | LINK-3-UPDOWN: Interface Virtual-Access2, changed state to down %SYS-2-CHUNKNOROOT: Root chunk need to be specified for 8CF998A0 -Process= &quot;VTEMPLATE BKG OW Mgr&quot;, ipl= 0, pid= 31 | 原因 この問題は <key>CSCum11303</key> として報告されています。 ...
Latest activity: Nov 06, 2014
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