Configuring The Mstp Region - TP-Link T1600G-18TS Configuration Manual

Configuring Spanning Tree
Port Role
Port Status
LAG
2) Click Apply.

3.1.2 Configuring the MSTP Region

Configure the region name, revision level, VLAN-Instance mapping of the switch. The
switches with the same region name, the same revision level and the same VLAN-Instance
mapping are considered as in the same region.
Besides, configure the priority of the switch, the priority and path cost of ports in the
desired instance.
 Configuring the Region Name and Revision Level
Choose the menu Spanning Tree > MSTP Instance > Region Config to load the following
page.
Figure 3-2 Configuring the Region
Displays the role that the port plays in CIST.
Root Port: Indicates the port is the root port in CIST.
Designated Port: Indicates the port is the designated port in CIST.
Master Port: Indicates the port provides the lowest root path cost from the
region to the root bridge in CIST. In CIST, each region is regarded as a 'switch',
and the master port is the root port of that 'switch'.
Alternate Port: Indicates the port is a backup of a root or master port in
CIST.
Backup Port: Indicates the port is a backup of a designated port in CIST.
Disabled: Indicates the port is not participating in the spanning tree in CIST.
Displays the port status.
Forwarding: The port receives and sends BPDUs, and forwards user data.
Learning: The port receives and sends BPDUs, and drops the other packets.
Blocking: The port only receives BPDUs and drops the other packets.
Disconnected: The port is enabled with spanning tree function but not
connected to any device.
Displays the LAG the port belongs to.
MSTP Configurations
Configuration Guide 220