This procedure shows how to configure Simplified vIST in an SMLT
environment. It includes steps to configure the following:
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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
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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 the folders.
- Click the Boot Config tab.
- Clear the EnableSpbmConfigMode field
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.
- Click Apply.
- Save the configuration, and then reboot the switch.
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Important
A change to the EnableSpbmConfigMode boot flag requires a reboot for
the change to take effect.
- Configure the SMLT MLT:
- Expand
the folders.
- Click MLT/LACP.
- Click
the MultiLink/LACP Trunks tab.
- Click Insert.
- In the Id box, type the ID number of the MLT.
- In the PortType section, select access or trunk.
- In the Name box, type a name
for the MLT, or accept the default.
- In the PortMembers box, click the (...) button.
- In the Port Editor: PortMembers dialog box, select the desired
ports.
- Click Ok.
- In the VlanIdList box, click the (...) button.
- In the VlanIdList. dialog box, select the desired VLANs.
- Click Ok.
- In the MltType section, select
splitMLT
- Click 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.
- Click virtualIstMLT to enable
Simplified vIST.
- Click Insert.
- Create
the vIST VLAN:
- Expand the folders.
- In the Basic tab, click Insert.
- In the Id box, enter an unused
VLAN ID, or use the ID provided.
- In the MstpInstance box, click
the down arrow, and then choose an MSTI instance from the list.
- In the Type box, select byPort.
- In the PortMembers box, click
the (...) button.
- In the Port Editor: PortMembers dialog box, select the desired ports.
- Click OK.
- Click Insert.
- Select the vIST VLAN from the list of VLANs, and then
click IP.
- Click 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.