Monitoring Ospf Routing Information - Juniper J-Series Administration Manual

Table 53: Summary of Key BGP Routing Output Fields (continued)
Field Values
Export Names of any export policies configured on the peer.
Import Names of any import policies configured on the peer.
Number of Number of times the BGP sessions has changed state
flaps from to
Down

Monitoring OSPF Routing Information

To view OSPF routing information, select Monitor>Routing>OSPF Information,
or enter the following CLI commands:
Table 54 on page 119 summarizes key output fields in the OSPF routing display.
Table 54: Summary of Key OSPF Routing Output Fields
Field Values
OSPF Neighbors
Address Address of the neighbor.
Interface Interface through which the neighbor is reachable.
State
State of the neighbor:
Full , Init , Loading
ID Router ID of the neighbor.
Priority Priority of the neighbor to become the designated
router.
Dead Number of seconds until the neighbor becomes
unreachable.
OSPF Interfaces
Interface Name of the interface running OSPF.
State
State of the interface:
PtToPt , or Waiting
.
Up
show ospf neighbors
show ospf interfaces
show ospf statistics
Attempt , Down , Exchange
, or 2way .
BDR , Down , DR , DRother
.
Chapter 7: Monitoring the Router and Routing Operations
Additional Information
A high number of flaps might indicate a problem with
the interface on which the session is established.
Additional Information
, ExStart , Generally, only the
adjacency, and the
adjacency, are maintained for more than a few
seconds. The other states are transitional states that a
neighbor is in only briefly while an OSPF adjacency is
being established.
, Loop , The Down state, indicating that the interface is not
functioning, and PtToPt
point-to-point connection has been established, are the
most common states.
Using the Monitoring Tools
Down state, indicating a failed OSPF
Full state, indicating a functional
state, indicating that a
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