3com 8807 Guida Di Riferimento
512
C
HAPTER
27: BGP C
ONFIGURATION
C
OMMANDS
display bgp
routing-table cidr
Syntax
display bgp routing-table cidr
View
Any view
Parameter
None
Description
Use the display bgp routing-table cidr command to view the routing
information about the non-natural mask (namely classless interdomain routing,
CIDR).
information about the non-natural mask (namely classless interdomain routing,
CIDR).
Example
<SW8800> display bgp routing-table cidr
Flags: # - valid, ^ - best,
D - damped, H - history,
I - internal, S - aggregate suppressed
B - balance
Dest/Mask Pref Next-Hop Med Local-pref Origin As-path
--------------------------------------------------------------------
#^ 22.1.0.0/16 256 200.1.7.2 100 INC 200
# 88.1.0.0/16 60 0.0.0.0 IGP
For detailed description of the output information, see Table 74.
display bgp
routing-table
community
Syntax
display bgp routing-table community [ aa:nn ]* [ no-export-subconfed |
no-advertise | no-export ]* [ whole-match ]
no-advertise | no-export ]* [ whole-match ]
View
Any view
Parameter
aa:nn: Specifies a community number. It can be input up to 13 times.
Origin
Origin attribute of route, which indicates that the route updates its origin relative
to the route originating it from AS. It has three optional values:
to the route originating it from AS. It has three optional values:
IGP
The route belongs to inside of AS. BGP treats aggregate route and the
route defined by the command network as inside of AS, and origin
type as IGP.
route defined by the command network as inside of AS, and origin
type as IGP.
EGP
The route is learned from exterior gateway protocol (EGP).
INC
Short for INCOMPLETE: indicates that the original source of the route
information is unknown (learned by other methods). BGP sets the
origin of the route imported through other IGP protocols as
INCOMPLETE
information is unknown (learned by other methods). BGP sets the
origin of the route imported through other IGP protocols as
INCOMPLETE
As-path
AS-path attribute of route, which records all AS areas that the route passes. With
it, route loop can be avoided
it, route loop can be avoided
Table 75 Description of the fields of the display bgp routing-table as-path-acl command
Field Description