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Cisco Bug: CSCuj42355 - Traffic blackholed to NIF 0 on fex cause DHCP/ARP failure

Last Modified

Jan 24, 2017

Products (1)

  • Cisco Unified Computing System

Known Affected Releases

2.1(2)A

Description (partial)

Symptom:

When ugrading from 2.1(1a) to 2.1(2a)  after  the fabric interconnect reboots with the new code C Series integrated servers lose data connectivity, VIF Paths reflect an Error Unknown state.

Conditions:

During the upgrade process, once the Fabric Interconnect is rebooted
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