A router forwards Multicast traffic to an adjacent router only if that router has a client that accepts multicast traffic. Nokia IP security platforms require Distance Vector Multicast Routing Protocol (DVMRP) to be enabled on the interfaces to which you forward multicast traffic.

26.66/30

Nokia

 

Platform B 26.69/30

26.70/30

Nokia Platform C 26.73/30

26.65/30

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26.74/30

 

 

 

Nokia Platform A

Nokia Platform D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22.1/24

 

 

 

 

 

 

 

24.0/24

DVMRP Tunnel endpoint from

ISP 192.168.22.254/24 to 22.1/24

22.254/24

Network Prefix: 192.168.0.0

Internet

Remote PCs using

 

 

Multicast Applications

 

00039

In the preceding example, a DVMRP tunnel originates from the ISP at 22.254/24. This tunnel has a present endpoint of 22.1/24. A DVMRP tunnel set up on Nokia Platform A points to 22.254/24.

1.Initiate a Network Voyager session to Nokia Platform A. In this example, we use Nokia Platform A as the starting point.

1.Click Interfaces under Configuration > Interface Configuration in the tree view.

2.Click Tunnels in the Physical column.

3.From the pulldown menu in the Create a new tunnel interface with encapsulation, select

DVMRP.

4.Click Apply.

Each time you select a tunnel encapsulation and click Apply, a new tunnel appears in the table.

5.Click the logical interface name in the Interface column of the Logical interfaces table; this takes you to the interface page for the specified tunnel.

Example: tun0c1

6.Enter the following in the Local IP Address text box:

192.168.22.1

7.Enter 192.168.22.254 in the Remote IP Address text box

8.(Optional) Change the interfaces logical name to a more meaningful name by typing the preferred name in the Logical name text box.

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