3Com 3C13636 Configuration Manual page 768

3Com Router 3000 Ethernet Family
Configuration Guide
Table 4-3 Configuring the interval of Hello messages
Configure the Hello message interval on
an interface
Restore the default value of the interval
By default, Hello messages are sent at an interval of 30 seconds.
4.2.6 Configuring Multicast Source (Group) Policy
Received multicast data packets or register packets can be filtered by the contained
source/group addresses to enhance the network security.
Perform the following configuration in PIM view.
Table 4-4 Configure multicast source (group) policy
Filter the received multicast data packets
by their source/group addresses
Cancel the configuration
If the basic access control list is configured, all the multicast data packets received will
have their source addresses matched. The packets with source addresses beyond
those in the list will be discarded.
If the advanced access control list is configured, all the multicast data packets received
will have their source and group addresses matched. The packets with source
addresses and/or group addresses beyond those in the list will be discarded.
4.2.7 Configuring PIM Neighbor Policy
You can filter among routers for PIM neighbors of the current interface by configuring
Access control list.
Perform the following configuration in interface view.
Table 4-5 Configure PIM neighbor policy
Filter among routers for PIM neighbor
Cancel the configuration
4.2.8 Limiting the Number of PIM Neighbors on an Interface
Operation
Operation
Operation
3Com Corporation
4-6
Chapter 4 PIM Configuration
Command
pim timer hello seconds
undo pim timer hello
Command
source-policy acl-number
undo source-policy
Command
pim neighbor-policy acl-number
undo pim neighbor-policy