35-26
Catalyst 3750 Switch Software Configuration Guide
OL-8550-02
Chapter 35 Configuring IP Unicast Routing
Configuring OSPF
Default OSPF Configuration
Table 35-5 shows the default OSPF configuration.
Table 35-5 Default OSPF Configuration
Feature Default Setting
Interface parameters Cost: No default cost predefined.
Retransmit interval: 5 seconds.
Transmit delay: 1 second.
Priority: 1.
Hello interval: 10 seconds.
Dead interval: 4 times the hello interval.
No authentication.
No password specified.
MD5 authentication disabled.
Area Authentication type: 0 (no authentication).
Default cost: 1.
Range: Disabled.
Stub: No stub area defined.
NSSA: No NSSA area defined.
Auto cost 100 Mbps.
Default-information originate Disabled. When enabled, the default metric setting is 10, and the
external route type default is Type 2.
Default metric Built-in, automatic metric translation, as appropriate for each
routing protocol.
Distance OSPF dist1 (all routes within an area): 110.
dist2 (all routes from one area to another): 110.
and dist3 (routes from other routing domains): 110.
OSPF database filter Disabled. All outgoing link-state advertisements (LSAs) are
flooded to the interface.
IP OSPF name lookup Disabled.
Log adjacency changes Enabled.
Neighbor None specified.
Neighbor database filter Disabled. All outgoing LSAs are flooded to the neighbor.
Network area Disabled.
NSF
1
awareness Enabled
2
. Allows Layer 3 switches to continue forwarding
packets from a neighboring NSF-capable router during hardware
or software changes.
NSF capability Disabled. Beginning with Cisco IOS Release 12.2(35)SE, the
Catalyst 3750 switch supports OSPF NSF (NSF-capable
routing) is supported for IPv4.