Cisco ASA Series Cli Configuration Manual page 716

Customizing Multicast Routing
Command
multicast-routing
Example:
hostname(config)# multicast-routing
Table 1-1
on the ASA. Once these limits are reached, any new entries are discarded.
Table 1-1
Table
MFIB
IGMP
Groups
PIM Routes 3000
Customizing Multicast Routing
This section describes how to customize multicast routing and includes the following topics:
•
•
•
•
•
•
Configuring Stub Multicast Routing and Forwarding IGMP Messages
Note
Stub multicast routing and PIM are not supported concurrently.
An ASA acting as the gateway to the stub area does not need to participate in PIM. Instead, you can
configure it to act as an IGMP proxy agent and forward IGMP messages from hosts connected on one
interface to an upstream multicast router on another interface. To configure the ASA as an IGMP proxy
agent, forward the host join and leave messages from the stub area interface to an upstream interface.
To forward the host join and leave messages, enter the following command from the interface attached
to the stub area:
Cisco ASA Series CLI Configuration Guide
1-4
Purpose
Enables multicast routing.
The number of entries in the multicast routing tables are limited by the
amount of RAM on the ASA.
lists the maximum number of entries for specific multicast tables based on the amount of RAM
Entry Limits for Multicast Tables
16 128
MB MB
1000 3000
1000 3000
7000
Configuring Stub Multicast Routing and Forwarding IGMP Messages, page 1-4
Configuring a Static Multicast Route, page 1-5
Configuring IGMP Features, page 1-5
Configuring PIM Features, page 1-10
Configuring a Bidirectional Neighbor Filter, page 1-13
Configuring a Multicast Boundary, page 1-14
128+
MB
5000
5000
12000
Chapter 1 Configuring Multicast Routing