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Cisco Bug: CSCup69479 - system default F mode causes FCIP tunnel to drop frames

Last Modified

Mar 20, 2020

Products (1)

  • Cisco MDS 9000 Series Multilayer Switches

Known Affected Releases

6.2(9)S17

Description (partial)

Symptom:
Various symptoms may be seen such as:
1) host cannot access storage across an FCIP link
2) fcping responds in one direction over an FCIP link, but does not respond in the opposite direction over the same link.
3) zone logging show zone internal event-history error shows frames from the affected device being dropped:
<pre>    [119] ***** Ifindexes didn't match. SID 0xe80200 In the iuhdr(logical): 0x40000ff, In the iuhdr(physical): 0xa000001, In the Zone Server: 0x0 *****Dropping the frame.. *****
 </pre>

Conditions:
This issue occurs when the system is booted with system default switchport mode f configured and the FCIP interface is left in the default port mode of auto.
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