Allied Telesis AT-S62 - Manual (Page 262)

Chapter 20: STP, RSTP, and MSTP
Section IV: Spanning Tree Protocols 262
2. To create or delete an MSTI ID and to associate VLANs to MSTIs, do the
following:
a. In the CIST/MSTI Table section of the menu, click Add.
The Add New MSTI window is shown in Figure 97.
Figure 97 Add New MSTI Window
b. In the MSTI ID field, enter a new MSTI ID. The range is 1 to 15.
c. In the Priority field, enter a MSTI Priority value. This parameter is
used in selecting a regional root for the MSTI. The range is 0 (zero)
to 61,440 in increments of 4,096, with 0 being the highest priority.
The default is 0. There are sixteen increments. You specify the
increment representing the desired bridge priority value. The
increments are shown in Table 6 on page 250.
d. In the VLAN List field, enter the VIDs of the VLANs to be associated
with this MSTI. You can specify more than one VID at a time (e.g.,
2,4,7).
e. Click Apply.
f. Repeat this procedure to create more MSTI IDs.
3. To add or remove VLANs or to change the MSTI Priority value of an
existing MSTI ID, do the following:
a. In the CIST/MSTI Table section of the menu, click the circle next to
the MSTI ID you want to modify. You can select only one MSTI ID
at a time. You cannot modify CIST.
b. Click Modify.