About Hello Time Intervals; Configuring Hello Time Intervals; About Dead Time Intervals - Cisco MDS 9000 Series Configuration Manual

Configuring Fibre Channel Routing Services and Protocols
Configures the specified interface, or if already configured, enters configuration mode for the specified interface.
Step 3
switch(config-if)# fspf cost 5 vsan 90
Configures the cost for the selected interface in VSAN 90.

About Hello Time Intervals

You can set the FSPF Hello time interval to specify the interval between the periodic hello messages sent to
verify the health of the link. The integer value can range from 1 to 65,535 seconds.
Note
This value must be the same in the ports at both ends of the ISL.

Configuring Hello Time Intervals

To configure the FSPF Hello time interval, follow these steps:
Step 1 switch# config t
switch(config)#
Enters configuration mode.
Step 2
switch(config)# interface fc1/4
switch(config-if)#
Configures the specified interface, or if already configured, enters configuration mode for the specified interface.
Step 3 switch(config-if)# fspf hello-interval 15 vsan 175
switch(config-if)#
Specifies the hello message interval (15 seconds) to verify the health of the link in VSAN 175. The default is 20 seconds.

About Dead Time Intervals

You can set the FSPF dead time interval to specify the maximum interval for which a hello message must be
received before the neighbor is considered lost and removed from the database. The integer value can range
from 1 to 65,535 seconds.
Note This value must be the same in the ports at both ends of the ISL.
Cisco MDS 9000 Series Fabric Configuration Guide, Release 8.x
About Hello Time Intervals
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