9.1. IPv6 Multicast-Routing Commands

Command Purpose

Use this command to enable ipv6 multicast routing.

To disable ipv6 multicast routing, use the no form of this command.

Prerequisites

Command Syntax

ipv6 multicast-routing

no ipv6 multicast-routing

Command Mode

Global Config

Default

Enable

Usage

None

Examples

This example shows how to enable ipv6 multicast routing:

Switch# configure terminal
Switch(config)# ipv6 multicast-routing

This example shows how to disable ipv6 multicast routing:

Switch# configure terminal
Switch(config)# no ipv6 multicast-routing

Related Commands

None

Command Purpose

Use this command to set the maximum number of the multicast routes.

To reset it to default value, use the no form of this command.

Prerequisites

Command Syntax

ipv6 multicast route-limit LIMIT ( THRESHOLD | )

no ipv6 multicast route-limit

Command Mode

Global Config

Default

Default maximum number of the multicast routes should be 2048.

Default threshold should be same as the maximum number of multicast routes.

Usage

None

Examples

This example shows how to set the maximum number of the multicast routes to 512:

Switch# configure terminal
Switch(config)# ipv6 multicast route-limit 512

This example shows how to reset the maximum number of the multicast routes to default value:

Switch# configure terminal
Switch(config)# no ipv6 multicast route-limit

Related Commands

show ipv6 mroute route-limit

Command Purpose

Use this command to display the ipv6 multicast routing table information.

Prerequisites

Command Syntax

show ipv6 mroute ( sparse | ) ( count | summary | )

show ipv6 mroute IPV6_ADDR ( sparse | ) ( count | summary | )

show ipv6 mroute route-limit

Command Mode

Privileged EXEC

Default

None

Usage

None

Examples

This example shows how to display multicast routing table:

Switch# show ipv6 mroute

IPv6 Multicast Routing Table
Flags: I - Immediate Stat, T - Timed Stat, F - Forwarder installed
Timers: Uptime/Stat Expiry
Interface State: Interface
2001:1::1234, ff0e::1234:5678
uptime 00:00:02, stat expires 00:03:28
Owner PIM-SMv6, Flags: TF
  Incoming interface: eth-0-1
  Outgoing interface list:
    Register
    eth-0-2

This example shows how to display multicast routing table summary information:

Switch# show ipv6 mroute summary

IPv6 Multicast Routing Table
Flags: I - Immediate Stat, T - Timed Stat, F - Forwarder installed
Timers: Uptime/Stat Expiry
Interface State: Interface
2001:1::1234, ff0e::1234:5678
    00:01:04/00:02:26, PIM-SMv6, Flags: TF

Related Commands

ipv6 multicast route-limit

ipv6 mroute-rpf

Command Purpose

Use this command to display the multicast interface information.

Prerequisites

Command Syntax

show ipv6 mif ( IFNAME | )

Command Mode

Privileged EXEC

Default

None

Usage

None

Examples

This example shows how to display multicast interface information:

Switch# show ipv6 mif

Interface   Mif   Owner                 Uptime
            Idx   Module        
eth-0-1     0     PIM-SMv6              00:00:05
Register    1     PIM-SMv6              00:00:05

Related Commands

ipv6 pim sparse-mode

Command Purpose

Use this command to display the multicast group count.

Prerequisites

Command Syntax

show ipv6 multicast groups count

Command Mode

Privileged EXEC

Default

None

Usage

None

Examples

This example shows how to display multicast group number:

Switch# show ipv6 multicast groups count

multicast group record count:  1
multicast source record count: 0
multicast total record count:  1
multicast max record count:    2048

Related Commands

None

Command Purpose

Use this command to display ipv6 multicast resource information.

Prerequisites

Command Syntax

show resource mcast6

Command Mode

Privileged EXEC

Default

None

Usage

None

Examples

This example shows how to display ipv6 multicast resource information:

Switch# show resource mcast6

MCAST
Resource                         Used          Capability
=============================================================
Mcast Entry                      0             224
Mcast Member                     0             1792

Related Commands

None

Command Purpose

Use this command to clear the ipv6 multicast routing table information.

Prerequisites

Command Syntax

clear ipv6 mroute ( * | GRP_IPV6_ADDR ( SRC_IPV6_ADDR ) | )

Command Mode

Privileged EXEC

Default

None

Usage

None

Examples

This example shows how to clear all ipv6 multicast routing table information:

Switch# clear ipv6 mroute *

Related Commands

show ipv6 mroute