3Com OfficeConnect Remote 812 Configuring Bridging for the Remote Site Connections, Manual Setup

set vc <vc name>

bridge [DISABLE ENABLE]

delete bridge network <network name>

You can delete a disabled network using the command:

disable bridge network <network name>

By default, the network is enabled when it is created. You can disable the network using the following command:

add bridge network <network name>

The OCR 812 bridge supports the Spanning Tree Protocol (STP). This feature is used when two networks are joined by two bridges forming a looped network. STP prevents the data packets from circling the two networks.

The OCR 812 provides a Bridge Firewall function which allows flexible configuration of simultaneous bridging and routing. For more information on the Bridge Firewall, see the Bridging and Routing section.

To set up bridging on the OCR 812, you must:

Configure bridging for the LAN.

￿Configure bridging for the remote site connection. You may also want to:

Set up to bridge IP traffic. ￿Modify advanced bridging options.

Details are provided in the following sections.

Remember to save your configuration using the save all command before rebooting your OCR 812 so that your changes will be written to permanent FLASH memory.

To configure a protocol over the LAN, you need to assign a protocol network to the LAN port by providing a name. After adding a network, you can modify advanced parameters.

To add a bridge network over the Ethernet interface, use the command:

6-36CHAPTER 6: MANUAL SETUP

Configuring Bridging for the LAN

Configuring Bridging for the Remote Site Connections

Bridging IP Traffic

￿You can obtain a list of all configured networks using the command list networks.

To only list bridge networks, use list bridge networks.

￿￿To configure bridging to a remote site you must enable bridging in the VC profile using the command:

By default the OCR 812 is set up to route IP traffic. To bridge IP traffic you must turn off IP Forwarding.