NETGEAR GSM7252PS - ProSafe 52 Ports Gigabit Ethernet L2 Managed Stackable Switch User Manual page 622

ProSafe® Gigabit L3 Managed Stackable Switches Software Administration Manual
1/0/1 - 1/0/5 Switch 1
Root Bridge
Perform the following procedures on each switch to configure MSTP:
1. Use the VLAN Configuration screen to create VLANs 300 and 500 (see
Configuration" on page
2. Use the VLAN Membership screen to include ports 1/0/1 - 1/0/8 as tagged (T) or untagged
(U) members of VLAN 300 and VLAN 500 (see
3. From the STP Configuration screen, enable the Spanning Tree State option (see
Configuration" on page
Use the default values for the rest of the STP configuration settings. By default, the STP
Operation Mode is MSTP and the Configuration Name is the switch MAC address.
4. From the CST Configuration screen, set the Bridge Priority value for each of the three
switches to force Switch 1 to be the root bridge:
• Switch 1: 4096
• Switch 2: 12288
• Switch 3: 20480
Note: Bridge priority values are multiples of 4096.
If you do not specify a root bridge and all switches have the same Bridge Priority value,
the switch with the lowest MAC address is elected as the root bridge (see
Configuration" on page
5. From the CST Port Configuration screen, select ports 1/0/1 - 1/0/8 and select Enable from
the STP Status menu (see
6. Click Apply.
622 | Appendix B. Configuration Examples
Ports 1/0/1 - 1/0/5
Ports 1/0/1 - 1/0/5
Connected to Hosts
Connected to Hosts
Ports 1/0/6 - 1/0/8
Connected to Switch 2 and 3
Ports 1/0/6 - 1/0/8
Connected to
Switch 2 and
Ports 1/0/1 - 1/0/5
Connected to Hosts
3-132).
3-153).
3-157).
"CST Port Configuration" on page
Ports 1/0/6 - 1/0/8
Connected to Switch 1 and 3
Switch 2
Switch 3
"VLAN Configuration" on page
3-159).
"VLAN
3-132).
"STP
"CST