Zhone 2000 用户手册

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Reverse Path Forwarding (RPF) checks the IP address of the sender of 
the packet and then finds the best outgoing interface from its normal IP 
routing table.

Type S to add or change the Multicast Route Source. The IAD displays the 
Multicast Routing Source menu: 

Type A to add a Multicast Routing Source. The IAD creates a multicast 
routing source and adds it to the Multicast Routing Source Table.

1. The IAD displays the IP address prompt:

Enter IP address for the Source:

Type the source IP address and press Enter.

2. The IAD displays the current subnet mask and prompt:

Enter subnet mask for the source:

(255.255.255.0) ->

Type the new subnet address and press Enter.

3. The IAD displays the available interfaces and a prompt:

Available Interfaces:

1. G2237 xDSL
2. 10/100BaseT Ethernet
0. (Abort)

Selection:

Type the option number to select the interface.

4. The IAD displays the port table for this interface and prompts for a port.

Port VPI VCI Encapsulation Type

PCR

Service

1

0

40 RFC 1483 (with LLC Encap)3641

UBR

Total = 3641 cps

Maximum PCR this interface can support = 3622 cps

Select Port: [1-8]

Type the port to configure and press Enter.

5. The IAD saves the new configuration and displays the Multicast 

Configuration menu.

6. Reset the IAD (page

) for changes to take effect.

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Multicast Routing Source Menu

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A. Add a Multicast Routing Source
R. Remove a Multicast Routing Source
S. Show Multicast Routing Source