AppendixB Site-to-Site VPN User Interface Reference
Site to Site VPN Policies
B-64
User Guide for CiscoSecurity Manager3.0.1
OL-8214-02
Enable IP Multicast Select to enable multicast transmissions across your GRE tunnels.
IP multicast deliversapplication source traffic to multiple receivers
without burdening the source or the receivers, while using a
minimum of network bandwidth.
Rendezvous Point Only available if you selected the Enable IP Multicast check box.
If required, you can enter the IP address of the interface that will
serve as the rendezvous point (RP) for multicast transmission.
Sources send their trafficto the RP. This trafficis then forwarded to
receivers down a shared distribution tree.
Save button Saves your changes to the server but keeps them private.
Note To publish your changes, click theSubmit button on the
toolbar.
Close button Closes the Site-to-Site VPN window.
Help button Opens help for this page.
TableB-21 GRE Modes Page> GRE or GRE Dynamic IP Policy (continued)
Element Description