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Cisco Bug: CSCtd55040 - DHCP Failover servers send ACK and NAK to out of sequence INIT-REBOOT

Last Modified

Feb 22, 2014

Products (1)

  • Cisco Network Registrar

Known Affected Releases


Description (partial)

<p>Two CNR DHCP servers running in Failover and with load balancing enabled respond to INIT-REBOOT (DHCP Request) malformed  packet.<br>
Server 1: Responded with ACK<br>
Server 2: Responded with NAK</P>

<p>Issue is experienced only for DHCP Request which is sent out of sequence by client.
Client is unexpectedly sent DHCP Request packet without server-ip during Discover,Offer,Request,Acknowledge process.</P>
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