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20-51
Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x
OL-9285-05
Chapter 20 Troubleshooting IP Storage Services
iSCSI TCP Performance Issues
no shutdown
Verifying Connectivity Between Client and IPS iSCSI Service
The following example verifies the connectivity between the client and the IPS iSCSI service:
MDS_BOTTOM# show ips stats tcp interface gigabitethernet 2/1
TCP Statistics for port GigabitEthernet2/1
Connection Stats
0 active openings, 24 accepts
0 failed attempts, 0 reset received, 24 established
Segment stats
7047380 received, 56080130 sent, 0 retransmitted
0 bad segments received, 0 reset sent
TCP Active Connections
Local Address Remote Address State Send-Q Recv-Q
10.48.69.250:3260 10.48.69.233:1026 ESTABLISH 0 0
10.48.69.250:3260 10.48.69.233:1057 ESTABLISH 34560 0
0.0.0.0:3260 0.0.0.0:0 LISTEN 0 0
MDS_BOTTOM# show flogi database vsan 777
---------------------------------------------------------------------------
INTERFACE VSAN FCID PORT NAME NODE NAME
---------------------------------------------------------------------------
fc1/3 777 0x610000 50:05:07:63:00:c8:94:4c 50:05:07:63:00:c0:94:4c
iscsi2/1 777 0x610001 20:05:00:0c:30:6c:24:42 20:00:00:0c:30:57:5e:c2
Total number of flogi = 2.
MDS_BOTTOM# show fcns dabase vsan 777
VSAN 777:
--------------------------------------------------------------------------
FCID TYPE PWWN (VENDOR) FC4-TYPE:FEATURE
--------------------------------------------------------------------------
0x610000 N 50:05:07:63:00:c8:94:4c (IBM) scsi-fcp:target fc..
0x610001 N 20:05:00:0c:30:6c:24:42 scsi-fcp:init isc..w
Total number of entries = 2
MDS_BOTTOM#
MDS_BOTTOM# show module
Mod Ports Module-Type Model Status
--- ----- ------------------------------- ------------------ ------------
1 16 1/2 Gbps FC/Supervisor DS-X9216-K9-SUP active *
2 8 IP Storage Module DS-X9308-SMIP ok
Mod Sw Hw World-Wide-Name(s) (WWN)
--- ----------- ------ --------------------------------------------------
1 1.1(0.133c) 1.0 20:01:00:0c:30:57:5e:c0 to 20:10:00:0c:30:57:5e:c0
2 1.1(0.133c) 0.2 20:41:00:0c:30:57:5e:c0 to 20:48:00:0c:30:57:5e:c0
Mod MAC-Address(es) Serial-Num
--- -------------------------------------- ----------
1 00-0b-be-f8-7f-00 to 00-0b-be-f8-7f-04 JAB070804Q3
2 00-05-30-00-a8-56 to 00-05-30-00-a8-62 JAB070205am
* this terminal session
MDS_BOTTOM# show iscsi remote
iSCSI Node name is iqn.1987-05.com.cisco:02.75af2f95624c.shark-nas
iSCSI alias name: SHARK-NAS
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