ECS4660-28F_Management Guide-R03

C HAPTER 51 | IP Routing Commands
Open Shortest Path First (OSPFv2)
– 1783 –
External Route Tag: 0
Console#
The following shows output when using the network keyword.
Console#show ip ospf database network
OSPF Router with ID (0.0.0.0) (Process ID 1)
Net Link States (Area 0.0.0.0)
LS Age: 0
Options: 0x2 (*|-|-|-|-|-|E|-)
LS Type: network-LSA
Link State ID: 192.168.0.2 (address of Designated Router)
Advertising Router: 192.168.0.2
LS Seq Number: 80000005
Checksum: 0x9413
Length: 32
Network Mask: /24
Attached Router: 192.168.0.2
Attached Router: 192.168.0.3
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Table 256: show ip ospf database external - display description
Field Description
OSPF Router ID Router ID
LS Age Age of LSA (in seconds)
Options Optional capabilities associated with the LSA
LS Type AS External Links - LSA describes routes to destinations outside the AS
(including default external routes for the AS)
Link State ID IP network number (External Network Number)
Advertising
Router
Advertising router ID
LS Sequence
Number
Sequence number of LSA (used to detect older duplicate LSAs)
Checksum Checksum of the complete contents of the LSA
Length The length of the LSA in bytes
Network Mask Address mask for the network
Me t r ic Ty pe Typ e 1 o r Ty pe 2 e xt e r nal metr ic ( s e e th e redistribute command)
TOS Type of Service – This router only supports TOS 0 (or normal service)
Metric Cost of the link
Forward
Address
Next hop address. If this field is set to 0.0.0.0, data is forwarded to the
originator of the advertisement.
External Route
Ta g
Optional tag if defined (see the redistribute command)