This procedure shows how to configure Simplified vIST in an SMLT
environment. It includes steps to configure the following:
Important
When you enable Simplified vIST with the virtual-ist enable
command, two VLANs are automatically created to support vIST. The VLAN IDs are: 4086
and 4087.
Before you begin
SPBM must not be enabled on the vIST peers.
About this task
Important
Do not change the system MTU to less than the default value of 1950 bytes. The
system MTU must be 1950 or jumbo because of a header size increase.
Procedure
-
In the navigation pane, expand
.
-
Select the Boot Config
tab.
-
Clear EnableSpbmConfigMode to disable the boot flag.
The system responds with the following messages:
Warning: Please
save the configuration and reboot the switch for this to take
effect.
Warning: Please
carefully save your configuration file before rebooting the switch.
Saving configuration file when spbm-config-mode is changed to disable,
removes SPBM configurations from the configuration
file.
-
Select Apply.
- Save the configuration, and then reboot the switch.
Important
A change to the EnableSpbmConfigMode boot flag requires a reboot for
the change to take effect.
-
Configure the SMLT MLT:
-
Expand .
-
Select MLT/LACP.
-
Select the MultiLink/LACP
Trunks tab.
-
Select Insert.
-
In Id, type
the ID number of the MLT.
-
In PortType,
select access or
trunk.
-
In Name,
type a name for the MLT, or accept the default.
-
In PortMembers, select the ellipsis (...).
-
In Port Editor:
PortMembers dialog box, select the desired ports.
-
Select Ok.
-
In VlanIdList, select the ellipsis (...).
-
In VlanIdList dialog box, select the desired VLANs.
-
Select Ok.
-
In MltType,
select splitMLT
-
Select Insert.
The switch adds the SMLT MLT to the MultiLink/LACP Trunks tab in the
MLT_LACP box.
-
Configure the vIST MLT:
-
Repeat steps 6.a to 6.o to configure the MLT.
-
Select
virtualIstMLT to enable Simplified vIST.
-
Select Insert.
-
Create the vIST VLAN:
-
Expand .
-
In Basic,
select Insert.
-
In Id, type
an unused VLAN ID, or use the ID provided.
-
In MstpInstance, select the down arrow, and then choose an
MSTI instance from the list.
-
In Type,
select byPort.
-
In PortMembers, select the ellipsis (...)
.
-
In Port Editor:
PortMembers dialog box, select the desired ports.
-
Select OK.
-
Select Insert.
-
Select the vIST VLAN
from the list of VLANs, and then select IP.
-
Select Insert.
-
Configure the IP address
for the vIST VLAN.
-
Repeat step 8 to create an SMLT VLAN and assign the SMLT MLT ID to it. Do not use the vIST
MLT ID.