457
sending HELLO package to poll, timer of neighboring layer3 switch invalid timeout, timer
of LSA transmission delay and timer of LSA retransmission.
Command Explanation
Interface configuration mode
ip ospf hello-interval <time>
no ip ospf hello-interval
Sets interval for sending HELLO packages;
the “
no ip ospf hello-interval
” command
restores the default setting.
ip ospf dead-interval <time >
no ip ospf dead-interval
Sets the interval before regarding a neighbor
layer3 switch invalid; the “
no ip ospf
dead-interval
” command restores the default
setting.
ip ospf transit-delay <time>
no ip ospf transit-delay
Sets the delay time before sending link-state
broadcast; the “
no ip ospf transmit-delay
”
command restores the default setting.
ip ospf retransmit <time>
no ip ospf retransmit
Sets the interval for retransmission of
link-state advertisement among neighbor
layer3 switches; the “
no ip ospf retransmit
”
command restores the default setting.
（
2
）
Configure OSPF route introduction parameters
Configure the routes of the other protocols to introduce to OSPF.
Command Explanation
OSPF protocol configuration mode
redistribute { bgp | connected | static
| rip | kernel} [ metric-type { 1 | 2 } ]
[ tag <tag> ] [ metric <cost_value> ]
[router-map <WORD>]
no redistribute { bgp | connected |
static | rip | kernel }
Distribute other protocols to find routing
and static routings as external routing
messages the
no redistribute { bgp |
connected | static | rip | kernel }
command cancels the distributed external
messages.
（
3
）
Configure other OSPF protocol parameters
1
）
configure how to calculate OSPF spf algorithm time
2
）
configure the LSA limit in the OSPF link state database
3
）
Configure various OSPF parameters
Command Explanation
OSPF protocol configuration mode
