# Configuring link-state tracking using ACLI

Use this procedure to configure link-state tracking.

## Procedure

1. Enter Global Configuration mode:

   `enable`

   `configure terminal`

2. At the command prompt, enter the following command:

   `[default][no] link-state group <1–2> {{upstream | downstream} interface {Ethernet <portlist> | mlt <1–32>} | enable}`

## Variable definitions

The following table describes the parameters for the link-state command.

Variable | Value
--- | ---
default | Disable link-state setting.
no | Remove interface from group.
group <1–2> | Specifies the group id.
downstream | Specifies to configure interface to downstream set.
upstream | Specifies to configure interface to the upstream set.
interface Ethernet <portlist> | Specifies the list of ports in the interface.
interface mlt <1–32> | Specifies the trunk number in the interface.
enable | Enables or disables (when used with the no parameter) link-state tracking for the specified group.