
Configuring IP, ARP, RARP, RIP, and OSPF Services
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Setting the Dead Interval
The dead interval is the number of seconds that OSPF waits to receive a Hello
message from a neighbor before considering the neighbor to be down. Set the
dead interval value to a multiple (usually 4) of the Hello interval value.
Each type of subnet has a typical dead interval. Ta b le 6-5
lists the suggested
settings for subnet types supported by OSPF.
4. Choose Interfaces. The OSPF Interfaces window opens.
5. Click on the OSPF interface that you want
to edit.
The parameter values for that interface
appear in the OSPF Interfaces window.
6. Set the Hello Interval parameter. Click on
Help or see the parameter description on
page A-44.
7. Click on Apply, and then click on Done. You return to the Configuration Manager
window.
Note:
This value must be the same for all routers attached to the same subnet.
Table 6-5. OSPF Dead Interval Settings
Network Type Suggested Dead Interval (seconds)
Broadcast 40 (default)
Point-to-point 60
NBMA 80
Point-to-multipoint 60
Site Manager Procedure
(continued)
You do this System responds
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