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Cisco Bug: CSCum62715 - IPv4 CPE Moving with IP changing failed due to BADARPREPLY

Last Modified

Mar 10, 2017

Products (1)

  • Cisco uBR10000 Series Universal Broadband Routers

Known Affected Releases

12.2(33)SCH2

Description (partial)

Symptom:
IPv4 CPE Moving with IP changing failed due to BADARPREPLY, which make the cpe cannot online

Conditions:
1. Bring CPE online with IPV4 address via DHCP, no source verify or lease query configured;
2. Change the CPE ip address (same mac) and move to another CM.
3. Ping the new ip address, can not ping it successfully due to BADARPREPLAY.
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