Cisco Nexus 5000 Series - Configuring the DHCHAP Mode

Table 31: DHCHAP Authentication Status Between Two SAN Switches
Switch 1 DHCHAP ModesSwitch N
DHCHAP
Modes
offauto-passiveauto-activeon
Link is brought down.FC-SP authentication
is performed.
FC-SP authentication
is performed.
FC-SP authentication
is performed.
on
FC-SP authentication
is not performed.
auto-Active
FC-SP authentication
is not performed.
auto-Passive
FC-SP authentication is not performed.
Link is brought down.off
Configuring the DHCHAP Mode
You can configure the DHCHAP mode for a particular interface.
DETAILED STEPS
PurposeCommand or Action
Enters global configuration mode.configure terminal
Example:
switch# configure terminal
switch(config)#
Step 1
Selects a range of interfaces and enters the interface configuration
mode.
switch(config)# interface fc slot/port -
slot/port
Step 2
Sets the DHCHAP mode for the selected interfaces to be in the on
state.
fcsp on
Example:
switch(config-if)# fcsp on
Step 3
Reverts to the factory default of auto-passive for these three interfaces.no fcsp on
Example:
switch(config-if)# no fcsp on
Step 4
Changes the DHCHAP authentication mode for the selected interfaces
to auto-active. Zero (0) indicates that the port does not perform
reauthentication.
fcsp auto-active 0
Example:
switch(config-if)# fcsp auto-active 0
Step 5
The reauthorization interval configuration is the same as the
default behavior.
Note
Cisco Nexus 5000 Series NX-OS SAN Switching Configuration Guide, Release 5.2(1)N1(1)
OL-27583-01 243
Configuring FC-SP and DHCHAP
Configuring DHCHAP Authentication