3Com 7750 Series Switch User Manual


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3Com Switch 7750 Series
Command Reference Guide – Routing Protocol Chapter 5 BGP Configuration Commands
5-21
Table 5-8 Description on the fields of the display bgp routing-table dampened
command
Field Description
Flags
Status code:
# – valid (valid route)
^ – active (optimal route selected)
I – internal (IBGP route)
D – damped
H – history
S – aggregate suppressed
B – balance (load balance)
#D Valid and dampened route
Dest/Mask The route to this network segment is dampened.
Source Next hop of the route
Damping-limit
Time when damping is invalid, that is, time when the route can be
reused.
The ORIGIN attribute of the route, which indicates the routing update
origination of the route relative to the AS the route sourced from. It can
be one of the three value:
IGP
This is an AS interior route. BGP regards both aggregated
routes and routes defined by the network command as AS
interior routes and set their origin type to IGP.
EGP This route is learned from EGP (exterior gateway protocol).
Origin
INC
INCOMPLETE: indicates the route is obtained from an
unknown source (that is, learned from a different source). BGP
set the origin of the routes imported from other IGP protocols to
INCOMPLETE
As-path
AS_PATH attribute of the route, which records all the ASs the route
passes through and can be used to avoid route ring.
5.1.21 display bgp routing-table different-origin-as
Syntax
Display bgp [ multicast ] routing-table different-origin-as
View
Any view
Parameter
multicast: Specifies multicast address family.