.: CCIE Practical Studies page 351 :.


         | Mulitipoint                      | Point-to-Point
Protocol | Subinterface                     | Interface
---------|----------------------------------|----------------------------------
OSPF     | Must use neighbor statements,    | Must use neighbor statements, or
         | or use the ip ospf network type  | use the ip ospf network type
	 | command on the interface.  Use   | broadcast command on the
	 | a priority of 1 to set the DR    | interface.
	 | router.  This should be the      |
	 | router with a PVC to all of      |
	 | its neighbors.                   |
---------|----------------------------------|----------------------------------
EIGRP    | Disable IP or IPX split          | Add bandwidth command.
         | horizons.                        |
         |                                  |
	 | Add bandwidth command.           |
---------|----------------------------------|----------------------------------
RIP      | Disable IP or IPX split          | None.
         | horizons.                        |
---------|----------------------------------|----------------------------------
IGRP     | Disable IP or IPX split          | Add bandwidth command.
         | horizons.                        |
         |                                  |
	 | Add bandwidth command.           |
---------|----------------------------------|----------------------------------
BGP      | None.                            | None.
---------|----------------------------------|----------------------------------
Bridging | Set the root bridge to the       | Set the root bridge to the router
         | router that has PVCs to all      | that has PVCs to all leaves of
	 | leaves of the bridge.            | the bridge.