|
| Prestige 334 User’s Guide |
| Table 53 Rule Setup: Manual | |
|
|
|
| LABEL | DESCRIPTION |
|
|
|
| Encryption Algorithm | Select DES or 3DES from the |
|
| algorithm should be identical to the secure remote gateway. When DES is |
|
| used for data communications, both sender and receiver must know the same |
|
| secret key, which can be used to encrypt and decrypt the message. The DES |
|
| encryption algorithm uses a |
|
| DES that uses a |
|
| also requires more processing power, resulting in increased latency and |
|
| decreased throughput. |
| Authentication | Select SHA1 or MD5 from the |
| Algorithm | and SHA1 (Secure Hash Algorithm) are hash algorithms used to authenticate |
|
| packet data. The SHA1 algorithm is generally considered stronger than MD5, |
|
| but is slower. Select MD5 for minimal security and |
|
| security. |
| Encryption Key (Only | With DES, type a unique key 8 characters long. With 3DES, type a unique |
| with ESP) | key 24 characters long. Any characters may be used, including spaces, but |
|
| trailing spaces are truncated. |
| Authentication Key | Type a unique authentication key to be used by IPSec if applicable. Enter 16 |
|
| characters for MD5 authentication or 20 characters for |
|
| Any characters may be used, including spaces, but trailing spaces are |
|
| truncated. |
| Apply | Click Apply to save your changes back to the Prestige. |
|
|
|
| Reset | Click Reset to begin configuring this screen afresh. |
|
|
|
15.15 Viewing SA Monitor
In the web configurator, click VPN and the SA Monitor tab. Use this screen to display and manage active VPN connections.
A Security Association (SA) is the group of security settings related to a specific VPN tunnel. This screen displays active VPN connections. Use Refresh to display active VPN connections. This screen is
Note: When there is outbound traffic but no inbound traffic, the SA times out automatically after two minutes. A tunnel with no outbound or inbound traffic is "idle" and does not timeout until the SA lifetime period expires.See the Keep Alive section to have the Prestige renegotiate an IPSec SA when the SA lifetime expires, even if there is no traffic.
Chapter 15 VPN Screens | 178 |