Dell PowerEdge M610x Fabric OS Command Reference Manual Supporting Fabric - Page 803
Rtx Rtx TO, Rtx Dup ACK
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portShow 2 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 Along with history, the system keeps track of the following TCIP statistics, which you can display with the fciptunnel -snapshow option. The statistic is collected from system startup onwards until it is reset with the fciptunnel -snapstart option. Subsequent calls to -snapshow display statistics collected since the system was last reset. The TCIP statistics include the following information: Tunnel Num The tunnel number associated with this TCP connection Connection The type of TCP connection (CONTROL or DATA) LPort Local port RPort Remote port OOO Counter of out-of-order segments OOO H Out-of-order segments high water mark Dup ACK Counter of duplicate ACKs Rtx Dup ACK Counter of retransmit packets due to duplicate ACK 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 Use portCfg fciptunnel with the -bstr parameter to display parameters related to the Byte Streaming feature. Byte streaming allows the Brocade switch to communicate with third party WAN optimization hardware. Refer to portCfg for more information on this feature. The following parameters are displayed: Head index The index into the TCP segment queue pointing to the oldest segment. Tail index The index into the TCP segment queue pointing to the newest segment. Current count The current number of pending segments to be processed. Fabric OS Command Reference 771 53-1001764-02