Compatible Systems 5.4 - Manual (Page 246)

240 Chapter 14 - General
> Primary Server
The device will attempt to contact this SecurID server first when attempting
to authenticate a user. The address should be entered in dotted-decimal nota-
tion (i.e. 198.238.41.7).
If the timeout period is reached and a secondary server is configured, the
device will attempt to communicate with the backup server.
Backup Server
The device will attempt to contact this SecurID server if the primary server
does not respond after the configured timeout period. The address should be
entered in dotted-decimal notation (i.e. 198.238.41.7).
Timeout
This edit box allows you to set which UDP port on the ACE/Server will be
used to exchange information. the number of seconds the device will wait
before trying the backup ACE/Server. The default is 5. The value may range
between 1 and 75.