Configuring Dhchap Passwords For Remote Devices; About The Dhchap Timeout Value; Configuring The Dhchap Timeout Value - Cisco AJ732A - MDS 9134 Fabric Switch Configuration Manual
Cisco nexus 5000 series switch cli software configuration guide, nx-os 4.0(1a)n1 (ol-16597-01, january 2009)
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DHCHAP
S e n d f e e d b a c k t o n x 5 0 0 0 - d o c f e e d b a c k @ c i s c o . c o m
The switch WWN identifies the physical switch. This WWN is used to authenticate the switch and is
Note
different from the VSAN node WWN.
Configuring DHCHAP Passwords for Remote Devices
To locally configure the remote DHCHAP password for another switch in the fabric, perform this task:
Command
Step 1
switch# configuration terminal
Step 2
switch(config)# fcsp dhchap devicename
switch-wwn password password
switch(config)# no fcsp dhchap devicename
switch-wwn password password
The following example configures a clear text password for another switch in the fabric that is identified
by the switch WWN device name:
switch(config)# fcsp dhchap devicename 00:11:55:66:00:aa:bb:cc password 0 NewPassword
The following example configures a password entered in an encrypted format for another switch in the
fabric that is identified by the switch WWN device name:
switch(config)# fcsp dhchap devicename 00:11:22:33:55:aa:bb:cc password 7 asdflkjh
About the DHCHAP Timeout Value
During the DHCHAP protocol exchange, if the Cisco Nexus 5000 Series switch does not receive the
expected DHCHAP message within a specified time interval, authentication failure is assumed. The time
ranges from 20 (no authentication is performed) to 1000 seconds. The default is 30 seconds.
When changing the timeout value, consider the following factors:
•
•
Configuring the DHCHAP Timeout Value
To configure the DHCHAP timeout value, perform this task:
Command
Step 1
switch# configuration terminal
Step 2
switch(config)# fcsp timeout
timeout
switch(config)# no fcsp timeout
timeout
Cisco Nexus 5000 Series Switch CLI Software Configuration Guide
44-8
The existing RADIUS and TACACS+ timeout values.
The same value must also be configured on all switches in the fabric.
Chapter 44
Purpose
Enters configuration mode.
Configures a password for another switch in the
fabric that is identified by the switch WWN
device name.
Removes the password entry for this switch from
the local authentication database.
Purpose
Enters configuration mode.
Configures the reauthentication timeout to the specified
value. The unit is seconds.
Reverts to the factory default of 30 seconds.
Configuring FC-SP and DHCHAP
OL-16597-01
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