Brocade FastIron SX, FCX, and ICX Diagnostic Reference User Manual

Page 95

Brocade FastIron SX, FCX, and ICX Diagnostic Reference

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TCP debug commands

packet:

syn:0,ack:1,rst:0,fin:0,hlen:5,chksum:80c6,seqn:2607452147,ackn:4002716770

Debug: Feb 11 10:47:05 TCP: sent packet (len=20) 2001:DB8::192:111:101:111:8178 ->

2001:DB8::192:111:101:25:179

packet:

syn:0,ack:1,rst:0,fin:0,hlen:5,chksum:eec6,seqn:4002716770,ackn:2607452235

Debug: Feb 11 10:47:06 TCP: rcvd packet (len=108) 2001:DB8::192:111:101:25:179 ->

2001:DB8::192:111:101:111:8178

packet:

syn:0,ack:1,rst:0,fin:0,hlen:5,chksum:cd4a,seqn:2607452235,ackn:4002716770

Debug: Feb 11 10:47:06 TCP: sent packet (len=20) 2001:DB8::192:111:101:111:8178 ->

2001:DB8::192:111:101:25:17

debug ip tcp driver

Syntax: [no] debug ip tcp driver

This command activates the TCP driver events debugging.

Brocade# debug ip tcp driver

TCP: driver debugging is on

debug ip tcp memory

Syntax: [no] debug ip tcp memory

This command activates the TCP memory debugging.

Brocade# debug ip tcp memory

TCP: memory debugging is on

debug ip tcp packet

Syntax: [no] debug ip tcp packet

This command activates the TCP packets debugging.

Brocade# debug ip tcp packet

TCP: packet debugging is on

debug ip tcp sack

Syntax: [no] debug ip tcp sack

This command activates the TCP Selective Acknowledgment (SACK) debugging.

Brocade# debug ip tcp sack

TCP: sack debugging is on

debug ip tcp transactions

Syntax: [no] debug ip tcp transactions

This command activates the TCP transactions debugging.

Brocade# debug ip tcp transactions

TCP: transactions debugging is on

Debug: Feb 11 10:47:39 TCP: 2001:DB8::192:111:101:111:8178 ->

2001:DB8::192:111:101:25:179: state change ESTABLISHED -> FIN-WAIT-1

Debug: Feb 11 10:47:39 TCP: sending FIN to 2001:DB8::192:111:101:25 port 179