Symbol Technologies AP-5131 - Manual (Page 229)

Configuring Access Point Security 6-43
3. Configure the Auto Key Settings screen to modify the following:
Use Perfect Forward
Secrecy Forward secrecy is a key-establishment protocol guaranteeing the
discovery of a session key or long-term private key does not
compromise the keys of other sessions. Select
Yes to enable
Perfect Forward Secrecy. Select No to disable Perfect Forward
Secrecy.
Security Association
Life Time The Security Association Life Time is the configurable interval used
to timeout association requests that exceed the defined interval.
The available range is from 300 to 65535 seconds. The default is
300 seconds.
AH Authentication AH provides data authentication and anti-replay services for the
VPN tunnel. Select the desired authentication method from the
drop-down menu.
• None - Disables AH authentication. No keys are required to
be manually provided.
• MD5 - Enables the Message Digest 5 algorithm. No keys are
required to be manually provided.
• SHA1 - Enables Secure Hash Algorithm 1. No keys are
required to be manually provided.
ESP Type ESP provides packet encryption, optional data authentication and
anti-replay services for the VPN tunnel. Use the drop-down menu
to select the ESP type.
• None - Disables ESP. The rest of the fields are not active.
• ESP - Enables ESP for this tunnel.
• ESP with Authentication - Enables ESP with authentication.