Field
Description
device to cause this to set up an IPSec tunnel. The device
does not react to incoming ISDN calls.
•
<
: Your device can react to incoming ISDN calls and send
ISDN calls to the remote device. The setting up of an IPSec
tunnel is executed (after an incoming ISDN call) and initiated
(by an outgoing ISDN call).
Incoming Phone Num-
ber
Only for
Mode
=
&&
or
<
.
Enter the ISDN number from which the remote device calls the
local device (calling party number). Wildcards may also be
used.
Outgoing Phone Num-
ber
Only for
Mode
=
1%
or
<
.
Enter the ISDN number with which the local device calls the re-
mote device calls (called party number). Wildcards may also be
used.
Transfer own IP ad-
dress over ISDN/GSM
Select whether the IP address of your own device is to be trans-
ferred over ISDN for IPSec callback.
The function is enabled with
#/
.
The function is disabled by default.
Transfer Mode
Only for
Transfer own IP address over ISDN/GSM
= enabled
Select the mode in which your device is to attempt to transfer its
IP address to the peer.
Possible values:
•
1% #&
: Your device automatically de-
termines the most favourable mode. It first tries all D channel
modes before switching to the B channel. (Costs are incurred
for using the B channel.)
•
1% /) 3 6/ (&
: Your device auto-
matically determines the most favourable D channel mode.
The use of the B channel is excluded.
•
5& &,% % 3 6/ (
: Your device tries to
transfer the IP address in the mode set in the
Mode
field.
•
+) &,% % 3 6/ (E // #% <
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