Brocade Fabric OS Command Reference - Supporting Fabric OS v7.0.1 (53-1002447-01, March 2012)

Fabric OS Command Reference 811
53-1001764-01
portShow
2
You can display the TCP history with the fciptunnel -hist command. This command displays a maximum
of 16 entries. Once the maximum history length is reached, the oldest entry is removed from the end, and
the newest entry is added to the front of the TCP history as future connection failures occur. The
following data items are captured when a TCP connection encounters a failure:
Reason
The reason for the TCP connection failure
RTT
Round trip time
RTT H
Round trip time high water mark
Var
Variance
Var H
Variance high water mark
OOO
Counter of out-of-order segments
OOO H
Out-of-order segments high water mark
Sendw Cwnd
Size of sender congestion window (bytes)
Rx win
Size of receive window (bytes)
Fast Rtx
Fast retransmits
F Rtx H
Fast retransmits high water mark
Slow Rtx
Slow retransmits
InFlt H
Packets in-flight high water mark
SlowStarts
Counter of slow starts
Rtx TO
Retransmit timeouts
Rtx Rtx TO
Counter of retransmit packets due to timeout
Dup ACK
Counter of duplicate ACKs
Rtx Dup ACK
Counter of retransmit packets due to duplicate ACK
LPort
Local port
RPort
Remote port