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Cisco Bug: CSCup05255 - DHCP Service stops on Active VSS when VSL link goes down

Last Modified

Feb 02, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

15.2(1.1)

Description (partial)

Symptom:
When the VSL link goes down, dhcp service gets stopped from Active VSS and need to re-enable for DHCP relay to work.

Conditions:
When fast-hello dual active detection link is configured on 10 gig module (WS-X4712-SFP+E) there is no issue getting the DHCP IP address when the VSL link goes down. 

This issue seen only when the dual active link build on 1 gig module (WS-X4748-RJ45V+E)
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