NOTE:
•IEEE 802.1w
•If multiple spanning tree instances are required, then select ‘mstp’ mode so that multiple VLANs are handled by multiple spanning tree instances, as specified by IEEE 802.1s
•IEEE 802.1s MSTP supports rapid convergence using IEEE 802.1w RSTP.
•PVST+ does not support rapid convergence in current versions.
NOTE:
The following configurations are unsupported:
•HP PVST+ (default Spanning Tree setting) is NOT interoperable with Cisco Rapid PVST+.
•HP MSTP/RSTP (with mode set to either ‘mstp’ or ‘rstp’) is NOT interoperable with Cisco Rapid PVST+.
The following configurations are supported:
•HP PVST+ (default Spanning Tree setting) is interoperable with Cisco PVST+.
•HP MSTP/RSTP (with mode set to ‘mstp’) is interoperable with Cisco MST/RSTP.
Common Internal Spanning Tree configuration
Command: /cfg/l2/mrst/cist
[Common Internal Spanning Tree Menu]
brg | - CIST | Bridge parameter menu |
port | - CIST | Port parameter menu |
add | - Add VLAN(s) to CIST | |
default | - Default Common Internal Spanning Tree and Member parameters | |
cur | - Display current CIST parameters | |
The Common Internal Spanning Tree (CIST) provides compatibility with different MSTP regions and with devices running different Spanning Tree instances. It is equivalent to Spanning Tree Group 0.
The following table describes the commands used to configure Common Internal Spanning Tree Configuration Menu options.
Table | 107 Common Internal Spanning Tree Configuration Menu options | |
|
| |
Command | Description | |
|
|
|
brg |
| Displays the CIST Bridge Menu. |
|
| |
port <port number> | Displays the CIST Port Menu. | |
|
|
|
add |
| Adds VLANs to the CIST. Enter one VLAN per line, and press Enter to add the VLANs. |
|
| |
default | Resets all CIST parameters to their default values. | |
|
|
|
cur |
| Displays the current CIST configuration. |
|
|
|
Configuration Menu 113
