# Foreign Agent Interface Configs

1. Right-click on the MWAM Card and select Configure.

2. Select category MWAM module.

3. Select a row and click the Configure button.

4. Select category Foreign Agent Interface Configs.

The following information appears:

> Interface Index (ifIndex)

> Reverse Tunnel Capability (cmiFaReverseTunnelEnable)

> FA Challenge Capability (cmiFaChallengeEnable)

> CHAP_SPI Number (cmiFaAdvertChallengeChapSPI)

Interface Index (ifIndex)

Interface index.

### Reverse Tunnel Capability (cmiFaReverseTunnelEnable)

Specifies whether reverse tunnel capability is enabled on the interface or not

### FA Challenge Capability (cmiFaChallengeEnable)

Specifies whether foreign agent challenge capability is enabled on the interface or not

### CHAP_SPI Number (cmiFaAdvertChallengeChapSPI)

Specifies the CHAP_SPI number for foreign agent challenge authentication.