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Cisco Bug: CSCun69709 - SCH3 IPv6 LQ hardening: rogue db not clear after LQ ACK receive

Last Modified

Feb 04, 2017

Products (1)

  • Cisco uBR10000 Series Universal Broadband Routers

Known Affected Releases

12.2(33)SCH

Description (partial)

Symptom:
Enable LQ with 2 CNR, trigger IPv6 LQ, NACK come first and it will and the CPE into rogue db, then ACK receive and will recover the CPE, but the cpe still in rogue DB, if clear the host and trigger LQ again, LQ will not send out.

Conditions:
1. eRouter get PD address.
2. Dual CNR configured on bundle, IPv6 LQ enabled.
2. Trigger IPv6 LQ for the PD scope address.
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