User Manual

Chapter 20: Spanning Tree, Rapid Spanning Tree, and Multiple Spanning Tree Protocols
288 Section IV: Spanning Tree Protocols
The Modify MSTI window is shown in Figure 98.
Figure 98. Modify MSTI Window
c. In the Priority field, enter a new 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 7 on page 275.
d. In the VLAN List field, modify the list of VIDs of the VLANs to be
associated with this MSTI. You can add more VLANs or remove
VLANs. You can specify more than one VID at a time (e.g., 2,4,7).
If you remove a VLAN, the VLAN will be associated with CIST.
e. Click Apply.
f. Repeat this procedure to modify more MSTI IDs.
4. To delete an 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 delete. You can select only one MSTI ID
at a time.
b. Click Remove.
A confirmation prompt is displayed.
c. Click OK to delete the MSTI or Cancel to cancel the procedure.
If you select OK, the MSTI is deleted and VLANs associated with it
are returned to CIST, which has an ID of 0.
5. To permanently save the changes, select the Save Config menu
selection.