# Configuring a CLIP interface

Configure a circuitless IP (CLIP) interface to provide a virtual interface that is not associated with a physical port. You can use a CLIP interface to provide uninterrupted connectivity to the switch.

| Important
| You can configure a maximum of 16 CLIP interfaces on each ERS 5000 Series device.

## Prerequisites

- Enable IP routing globally.

## Procedure steps

1. From the navigation pane, double-click IP.

2. In the IP tree, click IP.

3. In the IP work area, click the Circuitless IP tab.

4. On the toolbar, click Insert.

5. Configure the CLIP interface as required.

6. Click Insert.

7. On the toolbar, click Refresh to verify the CLIP interface configuration.

## Variable definitions

Variable | Value
--- | ---
IfIndex | Specifies the identifier of loopback interface on which to configure CLIP. Values range from 1 to 16.
IpAddress | Specifies the CLIP IP address.
NetMask | Specifies the CLIP IP subnet mask.