Cisco MDS 9000 Series

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Cisco MDS 9000 Family Troubleshooting Guide
OL-5183-02, Cisco MDS SAN-OS Release 1.3
Chapter 5 Troubleshooting IP Storage Issues
Troubleshooting iSCSI Issues
TCP parameters
Connection Local 10.1.29.100:3260, Remote 10.1.29.101:1026
Path MTU 1500 bytes
Current retransmission timeout is 310 ms
Round trip time: Smoothed 179 ms, Variance: 33
Advertized window: Current: 62 KB, Maximum: 62 KB, Scale: 0
Peer receive window: Current: 63 KB, Maximum: 63 KB, Scale: 0
Congestion window: Current: 63 KB
VSAN ID 5, FCID 0x610002
No. of FC sessions: 4
No. of iSCSI sessions: 4
iSCSI session details
Target node: iqn.com.domainname.IPS-TEST.02-08.gw.2200002037c5260a
Statistics:
PDU: Command: 13, Response: 13
Bytes: TX: 1344, RX: 0
Number of connection: 1
TCP parameters
Connection Local 10.1.29.100:3260, Remote 10.1.29.101:1048
Path MTU 1500 bytes
Current retransmission timeout is 300 ms
Round trip time: Smoothed 165 ms, Variance: 35
Advertized window: Current: 61 KB, Maximum: 62 KB, Scale: 0
Peer receive window: Current: 63 KB, Maximum: 63 KB, Scale: 0
Congestion window: Current: 63 KB
Target node: iqn.com.domainname.IPS-TEST.02-08.gw.2200002037c5260a
Statistics:
PDU: Command: 13, Response: 13
Bytes: TX: 1344, RX: 0
Number of connection: 1
TCP parameters
Connection Local 10.1.29.100:3260, Remote 10.1.29.101:1048
Path MTU 1500 bytes
Current retransmission timeout is 300 ms
Round trip time: Smoothed 165 ms, Variance: 35
Advertized window: Current: 61 KB, Maximum: 62 KB, Scale: 0
Peer receive window: Current: 63 KB, Maximum: 63 KB, Scale: 0
Congestion window: Current: 63 KB
Target node: iqn.com.domainname.IPS-TEST.02-08.gw.2200002037c5260a
Statistics:
PDU: Command: 13, Response: 13
Bytes: TX: 1344, RX: 0
Number of connection: 1
TCP parameters
Connection Local 10.1.29.100:3260, Remote 10.1.29.101:1048
Path MTU 1500 bytes
Current retransmission timeout is 300 ms
Round trip time: Smoothed 165 ms, Variance: 35
Advertized window: Current: 61 KB, Maximum: 62 KB, Scale: 0
Peer receive window: Current: 63 KB, Maximum: 63 KB, Scale: 0
Congestion window: Current: 63 KB
Target node: iqn.com.domainname.IPS-TEST.02-08.gw.2200002037c5260a
Statistics:
PDU: Command: 13, Response: 13
Bytes: TX: 1344, RX: 0
Number of connection: 1
TCP parameters
Connection Local 10.1.29.100:3260, Remote 10.1.29.101:1048
Path MTU 1500 bytes