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Cisco Bug: CSCsy81335 - 25% of constant jitter adds to arp refresh time after every switchover

Last Modified

Apr 20, 2010

Products (1)

  • Cisco IOS

Known Affected Releases

12.2SR

Description (partial)

Symptom:

25% of  constant jitter is getting added to arp refresh time after every switchover . 

Conditions:
 1> Create one dynamic learnt arp entry on router . 
      Generate failovers 2-3  by doing (redundancy force switchover) on the router .
      Leave it for four hrs to expire in default time . 
      Entry got expired in 327 minutes as shown below 
 
mp30-76a#show arp dynamic 
Protocol  Address          Age (min)  Hardware Addr   Type   Interface
Internet  10.0.0.2              327   0000.0000.0001  ARPA   GigabitEthernet1/1
mp30-76a#
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