Cisco Nexus 6000 Series NX-OS Multicast Routing Command Reference
I Commands
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I Commands

Table Of Contents

I Commands

ip msdp description

ip msdp event-history

ip msdp flush-routes

ip msdp group-limit

ip msdp keepalive

ip msdp mesh-group

ip msdp originator-id

ip msdp password

ip msdp peer

ip msdp reconnect-interval

ip msdp sa-interval

ip msdp sa-limit

ip msdp sa-policy in

ip msdp sa-policy out

ip msdp shutdown


I Commands


This chapter describes the Cisco NX-OS MSDP commands that begin with I.

ip msdp description

To configure a description for the Multicast Source Discovery Protocol (MSDP) peer, use the ip msdp description command. To remove the description for the peer, use the no form of this command.

ip msdp description peer-address text

no ip msdp description peer-address [text]

Syntax Description

peer-address

IP address of MSDP peer.

text

Text description.


Command Default

None

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure an MSDP peer description:

switch(config)# ip msdp description 192.168.1.10 engineering peer
 
   

This example shows how to remove an MSDP peer description:

switch(config)# no ip msdp description 192.168.1.10
 
   

Related Commands

Command
Description

show ip msdp peer

Displays information about MSDP peers.


ip msdp event-history

To configure the size of the Multicast Source Discovery Protocol (MSDP) event history buffers, use the ip msdp event-history command. To revert to the default buffer size, use the no form of this command.

ip msdp event-history {cli | events | msdp-internal | routes | tcp} size buffer-size

no ip msdp event-history {cli | events | msdp-internal | routes | tcp} size buffer-size

Syntax Description

cli

Configures the CLI event history buffer.

events

Configures the peer-events event history buffer.

msdp-internal

Configures the MSDP internal event history buffer.

routes

Configures the routes event history buffer.

tcp

Configures the TCP event history buffer.

size

Specifies the size of the buffer to allocate.

buffer-size

Buffer size that is one of the following values: disabled, large, medium, or small. The default buffer size is small.


Command Default

All history buffers are allocated as small.

Command Modes

Any command mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure the size of the MSDP event history buffer:

switch(config)# ip msdp event-history events size medium
switch(config)#
 
   

Related Commands

Command
Description

clear ip routing multicast event-history

Clears information in the IPv4 MRIB event history buffers.

show routing ip multicast event-history

Displays information in the IPv4 MRIB event history buffers.

show running-config msdp

Displays information about the running-system MSDP configuration.


ip msdp flush-routes

To flush routes when the Multicast Source Discovery Protocol (MSDP) process is restarted, use the ip msdp flush-routes command. To leave routes in place, use the no form of this command.

ip msdp flush-routes

no ip msdp flush-routes

Syntax Description

This command has no arguments or keywords.

Command Default

The routes are not flushed.

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

To display whether flush routes are configured, use this command line:

switch(config)# show running-config | include flush-routes
 
   

This command requires the LAN Base Services license.

Examples

This example shows how to configure flushing routes when the MSDP process is restarted:

switch(config)# ip msdp flush-routes
 
   

This example shows how to configure leaving routes when the MSDP process is restarted:

switch(config)# no ip msdp flush-routes
 
   

Related Commands

Command
Description

show running-config

Displays information about the running-system configuration.


ip msdp group-limit

To configure the Multicast Source Discovery Protocol (MSDP) maximum number of (S, G) entries that the software creates for the specified prefix, use the ip msdp group-limit command. To remove the group limit, use the no form of this command.

ip msdp group-limit limit source prefix

no ip msdp group-limit limit source prefix

Syntax Description

limit

Limit on number of groups. The range is from 0 to 4294967295. The default is no limit.

source prefix

Specifies the prefix to match sources against.


Command Default

None

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure the maximum number of (S, G) entries to create for a source:

switch(config)# ip msdp group-limit 4000 source 192.168.1.0/24
 
   

This example shows how to remove the limit entries to create:

switch(config)# no ip msdp group-limit 4000 source 192.168.1.0/24
 
   

Related Commands

Command
Description

show ip msdp sources

Displays information about the MSDP learned sources and group limit.


ip msdp keepalive

To configure a Multicast Source Discovery Protocol (MSDP) peer keepalive interval and timeout, use the ip msdp keepalive command. To reset the timeout and interval to the default, use the no form of this command.

ip msdp keepalive peer-address interval timeout

no ip msdp keepalive peer-address [interval timeout]

Syntax Description

peer-address

IP address of an MSDP peer.

interval

Keepalive interval in seconds. The range is from 1 to 60. The default is 60.

timeout

Keepalive timeout in seconds. The range is from 1 to 90. The default is 90.


Command Default

The keepalive interval is 60 seconds.
The keepalive timeout is 90 seconds.

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure an MSDP peer keepalive interval and timeout:

switch(config)# ip msdp keepalive 192.168.1.10 60 80
 
   

This example shows how to reset a keepalive interval and timeout to the default:

switch(config)# no ip msdp keepalive 192.168.1.10
 
   

Related Commands

Command
Description

show ip msdp peer

Displays information about MSDP peers.


ip msdp mesh-group

To configure a Multicast Source Discovery Protocol (MSDP) mesh group with a peer, use the ip msdp mesh-group command. To remove the peer from one or all mesh groups, use the no form of this command.

ip msdp mesh-group peer-address name

no ip msdp mesh-group peer-address [name]

Syntax Description

peer-address

IP address of an MSDP peer in a mesh group.

name

Name of a mesh group.


Command Default

None

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure a mesh group with a peer:

switch(config)# ip msdp mesh-group 192.168.1.10 my_admin_mesh
 
   

This example shows how to remove a peer from a mesh group:

switch(config)# no ip msdp mesh-group 192.168.1.10 my_admin_mesh
 
   

Related Commands

Command
Description

show ip msdp mesh-group

Displays information about MSDP mesh groups.


ip msdp originator-id

To configure the IP address used in the RP field of a Source-Active message entry, use the ip msdp originator-id command. To reset the value to the default, use the no form of this command.

ip msdp originator-id {ethernet slot/port | loopback if_number | port-channel number | vlan vlan-id}

no ip msdp originator-id [{ethernet slot/port | loopback if_number | port-channel number | vlan vlan-id}]

Syntax Description

ethernet slot/port

Specifies the Ethernet interface and the slot number and port number. The slot number is from 1 to 255, and the port number is from 1 to 128.

loopback if_number

Specifies the loopback interface. The loopback interface number is from 0 to 1023.

port-channel number

Specifies the EtherChannel interface and EtherChannel number. The range is from 1 to 4096.

vlan vlan-id

Specifies the VLAN interface. The range is from 1 to 4094.


Command Default

The MSDP process uses the RP address of the local system.

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure the IP address used in the RP field of SA messages:

switch(config)# ip msdp originator-id loopback0
 
   

This example shows how to reset the RP address to the default:

switch(config)# no ip msdp originator-id loopback0
 
   

Related Commands

Command
Description

show ip msdp summary

Displays a summary of MDSP information.


ip msdp password

To enable a Multicast Source Discovery Protocol (MSDP) MD5 password for the peer, use the ip msdp password command. To disable an MD5 password for a peer, use the no form of this command.

ip msdp password peer-address password

no ip msdp password peer-address [password]

Syntax Description

peer-address

IP address of an MSDP peer.

password

MD5 password.


Command Default

None

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to enable an MD5 password for a peer:

switch(config)# ip msdp password 192.168.1.10 my_password
 
   

This example shows how to disable an MD5 password for a peer:

switch(config)# no ip msdp password 192.168.1.10
 
   

Related Commands

Command
Description

show ip msdp peer

Displays MDSP peer information.


ip msdp peer

To configure a Multicast Source Discovery Protocol (MSDP) peer with the specified peer IP address, use the ip msdp peer command. To remove an MDSP peer, use the no form of this command.

ip msdp peer peer-address connect-source {ethernet slot/port | loopback if_number | port-channel number | vlan vlan-id} [remote-as asn]

no ip msdp peer peer-address [connect-source {ethernet slot/port | loopback if_number | port-channel number | vlan vlan-id}] [remote-as asn]

Syntax Description

peer-address

IP address of the MSDP peer.

connect-source

Configures a local IP address for a TCP connection.

ethernet slot/port

Specifies the Ethernet interface and the slot number and port number. The slot number is from 1 to 255, and the port number is from 1 to 128.

loopback if_number

Specifies the loopback interface. The loopback interface number is from 0 to 1023.

port-channel number

Specifies the EtherChannel interface and EtherChannel number. The range is from 1 to 4096.

vlan vlan-id

Specifies the VLAN interface. The range is from 1 to 4094.

remote-as asn

(Optional) Configures a remote autonomous system (AS) number.


Command Default

None

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

The software uses the source IP address of the interface for the TCP connection with the peer. If the AS number is the same as the local AS, then the peer is within the Protocol Independent Multicast (PIM) domain; otherwise, this peer is external to the PIM domain.

This command requires the LAN Base Services license.

Examples

This example shows how to configure an MSDP peer:

switch(config)# ip msdp peer 192.168.1.10 connect-source ethernet 1/0 remote-as 8
 
   

This example shows how to remove an MSDP peer:

switch(config)# no ip msdp peer 192.168.1.10
 
   

Related Commands

Command
Description

show ip msdp summary

Displays a summary of MSDP information.


ip msdp reconnect-interval

To configure a reconnect interval for the TCP connection, use the ip msdp reconnect-interval command. To reset a reconnect interval to the default, use the no form of this command.

ip msdp reconnect-interval interval

no ip msdp reconnect-interval [interval]

Syntax Description

interval

Reconnect interval in seconds. The range is from 1 to 60. The default is 10.


Command Default

The reconnect interval is 10 seconds.

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure a reconnect interval for the TCP connection:

switch(config)# ip msdp reconnect-interval 20
 
   

This example shows how to reset a reconnect interval to the default:

switch(config)# no ip msdp reconnect-interval
 
   

Related Commands

Command
Description

show ip msdp peer

Displays information about MSDP peers.


ip msdp sa-interval

To configure the interval at which the software transmits Source-Active (SA) messages, use the ip msdp sa-interval command. To reset the interval to the default, use the no form of this command.

ip msdp sa-interval interval

no ip msdp sa-interval [interval]

Syntax Description

interval

SA transmission interval in seconds. The range is from from 60 to 65,535. The default is 60.


Command Default

The SA message interval is 60 seconds.

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

To display the SA interval configuration command, use this command line:

switch(config)# show running-config | include sa-interval
 
   

This command requires the LAN Base Services license.

Examples

This example shows how to configure an SA transmission interval:

switch(config)# ip msdp sa-interval 100
 
   

This example shows how to reset the interval to the default:

switch(config)# no ip msdp sa-interval
 
   

Related Commands

Command
Description

show running-config

Displays information about the running-system configuration.


ip msdp sa-limit

To configure a limit on the number of (S, G) entries accepted from the peer, use the ip msdp sa-limit command. To remove the limit, use the no form of this command.

ip msdp sa-limit peer-address limit

no ip msdp sa-limit peer-address [limit]

Syntax Description

peer-address

IP address of an MSDP peer.

limit

Number of (S, G) entries. The range is from 0 to 4294967295. The default is none.


Command Default

None

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to configure a Source-Active (SA) limit for a peer:

switch(config)# ip msdp sa-limit 192.168.1.10 5000
 
   

This example shows how to reset the limit to the default:

switch(config)# no ip msdp sa-limit 192.168.1.10
 
   

Related Commands

Command
Description

show ip msdp peer

Displays information about MSDP peers.


ip msdp sa-policy in

To enable filtering of incoming Multicast Source Discovery Protocol (MSDP) Source-Active (SA) messages, use the ip msdp sa-policy in command. To disable filtering, use the no form of this command.

ip msdp sa-policy peer-address policy-name in

no ip msdp sa-policy peer-address policy-name in

Syntax Description

peer-address

IP address of an MSDP peer.

policy-name

Route-map policy name.


Command Default

Disabled

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to enable filtering of incoming SA messages:

switch(config)# ip msdp sa-policy 192.168.1.10 my_incoming_sa_policy in
 
   

This example shows how to disable filtering:

switch(config)# no ip msdp sa-policy 192.168.1.10 my_incoming_sa_policy in
 
   

Related Commands

Command
Description

show ip msdp peer

Displays information about MSDP peers.


ip msdp sa-policy out

To enable filtering of outgoing Source-Active (SA) messages, use the ip msdp sa-policy out command. To disable filtering, use the no form of this command.

ip msdp sa-policy peer-address policy-name out

no ip msdp sa-policy peer-address policy-name out

Syntax Description

peer-address

IP address of an MSDP peer.

policy-name

Route-map policy name.


Command Default

Disabled

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to enable filtering of SA messages:

switch(config)# ip msdp sa-policy 192.168.1.10 my_incoming_sa_policy out
 
   

This example shows how to disable filtering:

switch(config)# no ip msdp sa-policy 192.168.1.10 my_incoming_sa_policy out
 
   

Related Commands

Command
Description

show ip msdp peer

Displays information about MSDP peers.


ip msdp shutdown

To shut down a Multicast Source Discovery Protocol (MSDP) peer, use the ip msdp shutdown command. To enable the peer, use the no form of this command.

ip msdp shutdown peer-address

no ip msdp shutdown peer-address

Syntax Description

peer-address

IP address of an MSDP peer.


Command Default

Enabled

Command Modes

Global configuration mode

Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.


Usage Guidelines

This command requires the LAN Base Services license.

Examples

This example shows how to disable an MSDP peer:

switch(config)# ip msdp shutdown 192.168.1.10
 
   

This example shows how to enable an MSDP peer:

switch(config)# no ip msdp shutdown 192.168.1.10
 
   

Related Commands

Command
Description

show ip msdp peer

Displays information about MSDP peers.