# Variable definitions

The following table outlines the parameters of the Globals tab.

Table 1. MLT/LACP Globals tab parameters
Variable | Value
--- | ---
MLT
MltDisablePortsOnShutdown | Specifies whether the function is enabled or disabled.
LACP
SmltSysId | Specifies the MAC address of the LACP system ID for SMLT.
CompatibilityMode | Specifies the port compatibility mode for LACP: default advanced
VLACP
Enable | Enables or disables VLACP on the switch.
MulticastMACAddress | Identifies a multicast MAC address used exclusively for VLACPDUs. Default is 01:80:c2:00:11:00.
VlacpHoldTime | Time in seconds after restart to send PDUs with subtype HOLD. Used only when SMLT is enabled. Default is 0.