Reference Guide
28 | CLI Basics
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MULTIPLE SPANNING TREE Mode
Use MULTIPLE SPANNING TREE mode to enable and configure the Multiple 
Spanning Tree protocol, as described in Chapter 34, Multiple Spanning Tree Protocol 
(MSTP).
To enter MULTIPLE SPANNING TREE mode:
1. Verify that you are logged into the CONFIGURATION mode.
2. Enter the 
protocol spanning-tree mstp command.
You can return to the CONFIGURATION mode by entering the exit command.
PROTOCOL GVRP Mode
Use the PROTOCOL GVRP mode to enable and configure GARP VLAN 
Registration Protocol (GVRP), as described in Chapter 19, GARP VLAN 
Registration (GVRP).
To enter PROTOCOL GVRP mode:
1. Verify that you are logged into the CONFIGURATION mode.
2. Enter the 
protocol gvrp command syntax.
You can return to the CONFIGURATION mode by entering the exit command.
ROUTER OSPF Mode
Use the ROUTER OSPF mode to configure OSPF, as described in Chapter 37, Open 
Shortest Path First (OSPFv2).
To enter ROUTER OSPF mode:
1. Verify that you are logged into the CONFIGURATION mode.
2. Use the 
router ospf {process-id} command.The prompt changes to include 
(conf-router_ospf-id). 
You can switch to the INTERFACE mode by using the interface command or you can 
switch to the ROUTER RIP mode by using the 
router rip command.
ROUTER RIP Mode
Use the ROUTER RIP mode to configure RIP on the C-Series or E-Series, as 
described in Chapter 43, Routing Information Protocol (RIP).
To enter ROUTER RIP mode:










