10/100 Auto Negotiation Switch User’s Guide
Root Port
Specifies the preferred path to the Root Bridge. Only one path per bridge can exist. The default setting is none.
Table 4: User Selective STA parameters
STA parameters
Enable/Disable
Bridge Priority
Hello Time
Max Age Time
Forward Delay
Settings
Enable/ Disable
Lower the #, higher the priority
1 – 10 seconds
6 – 40 seconds
4 – 30 seconds
Effects
Participate in or remove from
STA
Increases chance of becoming the Root Bridge
No effect, if not Root Bridge
Compete for Root Bridge, if BPDU is not received
High # delays the change in state
Comment
Enable in a SNMP network.
Avoid, if the switch is used in workgroup level of a large network
Never set greater than Max Age Time
Avoid low number for unnecessary reset of Root Bridge
Max Age < 2 x (Forward Delay - 1)
Max Age > 2 x Hello Time + 1)
Port Level STA parameters
Enable/ Disable Enable/ disable
Port Priority | Lower the |
| #, higher |
| the |
| priority |
Enable or disable LAN segment
Increases chance of becoming the Root Port
Disable a port for security or problem isolation
Managing the | 41 |