25-112
12.1.1.0/24
Routing Information Sources:
Gateway Distance Last Update
Distance: (default is 110)
Address Mask Distance List
Routing Protocol is "bgp 0"
Outgoing update filter list for all interfaces is
Incoming update filter list for all interfaces is
IGP synchronization is disabled
Automatic route summarization is disabled
Neighbor(s):
Address FiltIn FiltOut DistIn DistOut Weight RouteMap
Incoming Route Filter:
25.64 summary-address
Command:
summary-address
<A.B.C.D/M>
[{not-advertise|tag
<tag-value>
}]
Function:
Summarize or restrain external route with specific address scope.
Parameter:
<A.B.C.D/M>
address scope, shown in dotted decimal notation IPv4 address plus mask length.
not-advertised
restrain the external routes.
tag
<tag-value>
is the identification label of the external routes, which ranges between 0~4294967295, and is
defaulted at 0.
Command Mode:
OSPF protocol mode.
Usage Guide:
When routes are introduced into OSPF from other routing protocols, it is required to advertise every route in an
external LSA. This command is for advertise one summary route for those introduced routes contained in specific
network address and masks, which could greatly reduces the size of the link state database.