Datasheet

AP-5131 Access Point Product Reference Guide
6-40
The Inbound and Outbound SPI settings are required to be interpolated to function correctly.
For example:
AP1 Inbound SPI = 800
AP1 Outbound SPI = 801
AP2 Inbound SPI = 801
AP2 Outbound SPI = 800
4. Click Ok to return to the VPN screen. Click Apply to retain the settings made on the Manual
Key Settings screen.
5. Click Cancel to return to the VPN screen without retaining the changes made to the
Manual Key Settings screen.
6.11.2 Configuring Auto Key Settings
The AP-5131’s Network Management System can automatically set encryption and authentication
keys for VPN access. Use the Auto Key Settings screen to specify the type of encryption and
authentication, without specifying the keys. To manually specify keys, cancel out of the Auto Key
Settings screen, select the Manual Key Exchange radio button, and set the keys within the
Manual Key Setting screen.
To configure auto key settings for the AP-5131:
1. Select Network Configuration -> WAN -> VPN from the AP-5131 menu tree.
2. Refer to the VPN Tunnel Config field, select the Auto (IKE) Key Exchange checkbox and
click the Auto Key Settings button.
Inbound SPI (Hex) Define an eight-character hexadecimal value identify the inbound
security association created by the encryption algorithm. The value
must match the corresponding outbound SPI value configured on
the remote security gateway.
Outbound SPI (Hex) Enter an eight-character hexadecimal value to identify the
outbound security association created by the encryption algorithm.
The value must match the corresponding inbound SPI value
configured on the remote security gateway.