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Cisco Bug: CSCus81843 - PDSN/FA - DNS address is sent by FA before HA during PPP renegotiation

Last Modified

Dec 24, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases


Description (partial)

In case cellphone of a MIP subscriber  gets offline for NO battery and powered on again within 10 mins, the DNS address is given by PDSN instead of HA, because the new RRQ is regarded as a SIP call.

 <<<<<<<<<< NOK
INBOUND>>>>>  From sessmgr:45 async.c:171 (Callid 0d2c8876) 17:23:28:625 Eventid:25000(0)
PPP Rx PDU (24)
IPCP 24: Conf-Req(2), IP-Addr=, Pri-DNS=, Sec-DNS=   
<<<<<<<<<< OK
<<<<OUTBOUND  17:24:41:128 Eventid:25001(0)
PPP Tx PDU (26)
IPCP 26: Conf-Nak(1), IP-Addr=, Pri-DNS=, Sec-DNS=

When PDSN context has ip name-servers configured and HA context has DNS value configured in subscriber template, during PPP renegotiation DNS address configured in PDSN context returned.
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