ZyXEL Communications 10 - Manual (Page 74)

ZyWALL 10~100 Series Internet Security Gateway
5-6 WAN and Dial Backup Setup
Table 5-3 Advanced WAN Port Setup: AT Commands Fields
FIELD DESCRIPTION DEFAULT
Called Id Enter the keyword preceding the dialed number. TO
Speed Enter the keyword preceding the connection speed. CONNECT
Table 5-4 Advanced WAN Port Setup: Call Control Parameters
FIELD DESCRIPTION DEFAULT
Call Control
Dial Timeout (sec) Enter a number of seconds for the ZyWALL to keep trying to set up
an outgoing call before timing out (stopping). The ZyWALL times
out and stops if it cannot set up an outgoing call within the timeout
value.
60 seconds
Retry Count Enter a number of times for the ZyWALL to retry a busy or no-
answer phone number before blacklisting the number.
0 to disable
the blacklist
control
Retry Interval
(sec)
Enter a number of seconds for the ZyWALL to wait before trying
another call after a call has failed. This applies before a phone
number is blacklisted.
Drop Timeout
(sec)
Enter a number of seconds for the ZyWALL to wait before dropping
the DTR signal if it does not receive a positive disconnect
confirmation. 20 seconds
Call Back Delay
(sec)
Enter a number of seconds for the ZyWALL to wait between
dropping a callback request call and dialing the co-responding
callback call. 15 seconds
5.6 Backup Remote Node Setup
The rest of this chapter shows you how to configure a remote node for a dial-backup connection.
5.6.1 Metric
The metric sets the priority for the ZyWALL’s routes to the Internet. If any two of the default routes have the
same metric, the ZyWALL uses the following pre-defined priorities:
1. Normal
route: designated by the ISP (see Remote Node Setup chapter) or a static route (see the IP Static
Route Setup chapter)
2. Traffic-redirect route (see the Remote Node Setup chapter)