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Cisco Bug: CSCut65599 - KVM DI virtio and qdisc lockup - no packets transferred out of SF port

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

Description (partial)

DI SF ports stop transmitting any packets out of their interfaces.

IP ARP requests are received on SF ports,  but ARP responses are not transmitted out  of the SF port. 
The packets are dropped inside the guest (DI).

This issue is seen in the following environment:

 -   hypervisor: KVM 
 -   Virtio VPC-DI
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