Parameter

Description

Priority

A value used to identify the root bridge. The bridge with lowest

 

value has the highest priority and is selected as the root. Enter

 

a number from 1 through to 65535.

Max Age

The number of seconds the bridge waits without receiving any

 

Spanning-Tree Protocol configuration messages before

 

attempting a reconfiguration. Enter a number from 6 through to

 

40.

Hello Time

The number of seconds between the transmission of

 

Spanning-Tree Protocol configuration messages. Enter a

 

number from 1 through to 10.

Forward

The number of seconds a port waits before changing from its

Delay time

Spanning-Tree Protocol learning and listening states to the

 

forwarding state. Enter a number from 4 through to 30.

4.You can set new values for STP parameters.

Parameter

Description

Port Priority

Defines if this port is more or less likely to become the root port.

 

The range is from 0 to 255, the default setting is 128

 

The lower number has the highest priority.

Path Cost

Specifies the path cost of the port. The switch uses this parameter

 

to help determine which port will become a forwarding port.

 

Lower numbers will be used as forwarding ports first.

 

The range is from 1 to 65535. The default values based on

 

IEEE802.1D are: 10Mb/s = 50-600, 100Mb/s = 10-60, 1000Mb/s =

 

3-10

2.4.9 Port Sniffer (Port Mirroring)

The Port Sniffer is used to monitor traffic in a switched network. Traffic passed through ports can be monitored by one specific port. i.e. Traffic inbound or outbound on a monitored port will be duplicated into the configured sniffer port.

1.Sniffer Mode: Selects sniffer mode: Disable/Rx/Tx/Both.

2.Analysis Port: Use this option to select the destination port for monitored traffic. This is the port that your network analyser would be connected to.

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Lindy 25030 user manual Port Sniffer Port Mirroring