The interface settings -90 – HP 3500YL User Manual

Page 264

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IP Routing Features
Configuring OSPF

To configure the virtual link on routing switch “A”, enter the following
command specifying the area 1 interface on routing switch “C”:

ProCurve(ospf)# area 1 virtual-link 209.157.22.1

To configure the virtual link on routing switch “C”, enter the following
command specifying the area 1 interface on routing switch “A”:

ProCurve(ospf)# area 1 virtual-link 10.0.0.1

Refer to “Optional: Adjust Virtual Link Performance by Changing the Interface
Settings” on page 5-90 bel
ow for descriptions of virtual link interface param­
eters you can either use in their default settings or reconfigure as needed.

Optional: Adjust Virtual Link Performance by Changing
the Interface Settings

The following OSPF interface parameters are automatically set to their default
values for virtual links. No change to the defaults is usually required unless
needed for specific network conditions. This is a subset of the parameters
described under “11. Optional: Adjust Performance by Changing the VLAN or
Subnet Interface Settings” on page 5-81. (The

cost and priority settings are not

configurable for a virtual link, and the commands for reconfiguring the
settings are accessed in the router OSPF context instead of the VLAN context.)

N o t e

The parameter settings described in this section for virtual links must be the
same on the ABRs at both ends of a given link.

Parameter

Default

Page

dead-interval

40 seconds

below

hello-interval

10 seconds

5-91

retransmit-interval

5 seconds

5-92

transit-delay 1

second

5-92

5-90

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