Cisco Systems 3130 User Manual
38-60
Cisco Catalyst Blade Switch 3130 for Dell Software Configuration Guide
OL-13270-01
Chapter 38 Configuring IP Unicast Routing
Configuring BGP
Step 7
neighbor {ip-address | peer-group-name}
default-originate [route-map map-name]
default-originate [route-map map-name]
(Optional) Allow a BGP speaker (the local router) to send the
default route 0.0.0.0 to a neighbor for use as a default route.
default route 0.0.0.0 to a neighbor for use as a default route.
Step 8
neighbor {ip-address | peer-group-name}
send-community
send-community
(Optional) Specify that the COMMUNITIES attribute be sent to
the neighbor at this IP address.
the neighbor at this IP address.
Step 9
neighbor {ip-address | peer-group-name}
update-source interface
update-source interface
(Optional) Allow internal BGP sessions to use any operational
interface for TCP connections.
interface for TCP connections.
Step 10
neighbor {ip-address | peer-group-name}
ebgp-multihop
ebgp-multihop
(Optional) Allow BGP sessions, even when the neighbor is not
on a directly connected segment. The multihop session is not
established if the only route to the multihop peer’s address is the
default route (0.0.0.0).
on a directly connected segment. The multihop session is not
established if the only route to the multihop peer’s address is the
default route (0.0.0.0).
Step 11
neighbor {ip-address | peer-group-name}
local-as number
local-as number
(Optional) Specify an AS number to use as the local AS. The
range is 1 to 65535.
range is 1 to 65535.
Step 12
neighbor {ip-address | peer-group-name}
advertisement-interval seconds
advertisement-interval seconds
(Optional) Set the minimum interval between sending BGP
routing updates.
routing updates.
Step 13
neighbor {ip-address | peer-group-name}
maximum-prefix maximum [threshold]
maximum-prefix maximum [threshold]
(Optional) Control how many prefixes can be received from a
neighbor. The range is 1 to 4294967295. The threshold
(optional) is the percentage of maximum at which a warning
message is generated. The default is 75 percent.
neighbor. The range is 1 to 4294967295. The threshold
(optional) is the percentage of maximum at which a warning
message is generated. The default is 75 percent.
Step 14
neighbor {ip-address | peer-group-name}
next-hop-self
next-hop-self
(Optional) Disable next-hop processing on the BGP updates to a
neighbor.
neighbor.
Step 15
neighbor {ip-address | peer-group-name}
password string
password string
(Optional) Set MD5 authentication on a TCP connection to a
BGP peer. The same password must be configured on both BGP
peers, or the connection between them is not made.
BGP peer. The same password must be configured on both BGP
peers, or the connection between them is not made.
Step 16
neighbor {ip-address | peer-group-name}
route-map map-name {in | out}
route-map map-name {in | out}
(Optional) Apply a route map to incoming or outgoing routes.
Step 17
neighbor {ip-address | peer-group-name}
send-community
send-community
(Optional) Specify that the COMMUNITIES attribute be sent to
the neighbor at this IP address.
the neighbor at this IP address.
Step 18
neighbor {ip-address | peer-group-name} timers
keepalive holdtime
keepalive holdtime
(Optional) Set timers for the neighbor or peer group.
•
The keepalive interval is the time within which keepalive
messages are sent to peers. The range is 1 to 4294967295
seconds; the default is 60.
messages are sent to peers. The range is 1 to 4294967295
seconds; the default is 60.
•
The holdtime is the interval after which a peer is declared
inactive after not receiving a keepalive message from it. The
range is 1 to 4294967295 seconds; the default is 180.
inactive after not receiving a keepalive message from it. The
range is 1 to 4294967295 seconds; the default is 180.
Step 19
neighbor {ip-address | peer-group-name} weight
weight
weight
(Optional) Specify a weight for all routes from a neighbor.
Step 20
neighbor {ip-address | peer-group-name}
distribute-list {access-list-number | name} {in |
out}
distribute-list {access-list-number | name} {in |
out}
(Optional) Filter BGP routing updates to or from neighbors, as
specified in an access list.
specified in an access list.
Step 21
neighbor {ip-address | peer-group-name}
filter-list access-list-number {in | out | weight
weight}
filter-list access-list-number {in | out | weight
weight}
(Optional) Establish a BGP filter.
Step 22
neighbor {ip-address | peer-group-name}
version value
version value
(Optional) Specify the BGP version to use when communicating
with a neighbor.
with a neighbor.
Command
Purpose