Dell PowerSwitch S4112F-ON OS10 Enterprise Edition User Guide Release 10.4.1.0 - Page 349

show ip bgp neighbors, Optional Displays

Page 349 highlights

• denied-routes - (Optional) Displays the configured IPv6 denied routes. Default Command Mode Usage Information Example Not configured EXEC This command displays IPv6 BGP routing information. OS10# show ip bgp ipv6 unicast summary BGP router identifier 80.1.1.1 local AS number 102 Neighbor AS MsgRcvd MsgSent Up/Down State/Pfx 80.1.1.2 800 8 4 00:01:10 5 Supported Releases 10.3.0E or later show ip bgp neighbors Displays information that BGP neighbors exchange. Syntax show ip bgp [vrf vrf-name] neighbors ip-address [denied-routes] Parameters • vrf vrf-name - (OPTIONAL) Enter the keyword vrf and then the name of the VRF to view information exchanged between BGP neighbors corresponding to that VRF. • ip-address - Enter the IP address for a specific neighbor. • denied-routes - (Optional) Displays the list of routes denied by policy. • advertised-routes-Displays the routes advertised to neighbor • dampened-routes-Displays the suppressed routes received from neighbor • flap-statistics-Displays the route's flap statistics received from neighbor • received-routes-Displays the routes received from neighbor • routes-Displays routes learned from neighbor Default Command Mode Usage Information Not configured EXEC • BGP neighbor - Displays the BGP neighbor address and its AS number. The last phrase in the line indicates whether the link between the BGP router and its neighbor is an external or internal one. If they are located in the same AS, the link is internal; otherwise the link is external. • BGP version - Displays the BGP version (always version 4) and the remote router ID. • BGP state - Displays the neighbor's BGP state and the amount of time in hours:minutes: seconds it has been in that state. • Last read - Displays the information included in the last read: - Last read is the time (hours:minutes: seconds) the router read a message from its neighbor. - Hold time is the number of seconds configured between messages from its neighbor. - Keepalive interval is the number of seconds between keepalive messages to help ensure that the TCP session is still alive. • Received messages - Displays the number of BGP messages received, the number of notifications (error messages), and the number of messages waiting in a queue for processing. • Sent messages - Displays the number of BGP messages sent, the number of notifications (error messages), and the number of messages waiting in a queue for processing. • Description - Displays the descriptive name configured for the BGP neighbor. This field is displayed only when the description is configured. • Local host - Displays the peering address of the local router and the TCP port number. Layer 3 349

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denied-routes
— (Optional) Displays the
configured
IPv6 denied routes.
Default
Not
configured
Command Mode
EXEC
Usage Information
This command displays IPv6 BGP routing information.
Example
OS10# show ip bgp ipv6 unicast summary
BGP router identifier 80.1.1.1 local AS number 102
Neighbor
AS
MsgRcvd
MsgSent Up/Down
State/Pfx
80.1.1.2
800
8
4
00:01:10
5
Supported Releases
10.3.0E or later
show ip bgp neighbors
Displays information that BGP neighbors exchange.
Syntax
show ip bgp [vrf
vrf-name
] neighbors
ip-address
[denied-routes]
Parameters
vrf
vrf-name
— (OPTIONAL) Enter the keyword
vrf
and then the name of the VRF to view information
exchanged between BGP neighbors corresponding to that VRF.
ip-address
— Enter the IP address for a
specific
neighbor.
denied-routes
— (Optional) Displays the list of routes denied by policy.
advertised-routes
—Displays the routes advertised to neighbor
dampened-routes
—Displays the suppressed routes received from neighbor
flap-statistics
—Displays the route's
flap
statistics received from neighbor
received-routes
—Displays the routes received from neighbor
routes
—Displays routes learned from neighbor
Default
Not
configured
Command Mode
EXEC
Usage Information
BGP neighbor
— Displays the BGP neighbor address and its AS number. The last phrase in the line indicates
whether the link between the BGP router and its neighbor is an external or internal one. If they are located in
the same AS, the link is internal; otherwise the link is external.
BGP version
— Displays the BGP version (always version 4) and the remote router ID.
BGP state
— Displays the neighbor’s BGP state and the amount of time in hours:minutes: seconds it has
been in that state.
Last read
— Displays the information included in the last read:
Last read is the time (hours:minutes: seconds) the router read a message from its neighbor.
Hold time is the number of seconds
configured
between messages from its neighbor.
Keepalive interval is the number of seconds between keepalive messages to help ensure that the TCP
session is still alive.
Received messages
— Displays the number of BGP messages received, the number of
notifications
(error
messages), and the number of messages waiting in a queue for processing.
Sent messages
— Displays the number of BGP messages sent, the number of
notifications
(error
messages), and the number of messages waiting in a queue for processing.
Description
— Displays the descriptive name
configured
for the BGP neighbor. This
field
is displayed only
when the description is
configured.
Local host
— Displays the peering address of the local router and the TCP port number.
Layer 3
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