414 CHAPTER 25: OSPF CONFIGURATION COMMANDS
Example
# Summarize two network segments, 36.42.10.0 and 36.42.110.0, in OSPF area 1
into one summarized route 36.42.0.0 and transmit it to other areas.
[3Com-ospf-1] area 1
[3Com-ospf-1-area-0.0.0.1] network 36.42.10.0 0.0.0.255
[3Com-ospf-1-area-0.0.0.1] network 36.42.110.0 0.0.0.255
[3Com-ospf-1-area-0.0.0.1] abr-summary 36.42.0.0 255.255.0.0
area Syntax
area area-id
undo area area-id
View
OSPF view
Parameter
area-id: ID of the OSPF area, which can be a decimal integer (ranging from 0 to
4,294,967,295) or in IP address format.
Description
Use the area command to enter OSPF Area view.
Use the undo area command to remove the specified area.
Example
# Enter OSPF Area 0 view.
[3Com-ospf-1] area 0
[3Com-ospf-1-area-0.0.0.0]
asbr-summary Syntax
asbr-summary ip-address mask [ not-advertise | tag value ]
undo asbr-summary ip-address mask
View
OSPF view
Parameter
ip-address: Matched IP address in dotted decimal format.
mask: IP address mask in dotted decimal format.
not-advertise: Do not advertise routes matching the specified IP address and
mask. tag value: Tag value, which is mainly used to control advertisement of
routes via route-policy. It is in the range from 0 to 4,294,967,295. The default tag
value is 1.
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