Field Description
Note
An incoming data call (PPP dialin or ISDN login via V.110)
can generally only be set up via GSM. Setup for UMTS/LTE
is generally only possible if the provider has activated this
functionality on demand.
When a modem is in the "up" state and Preferred Network
Type is not .'* 1(, the modem normally logs in to the
GMS network, so that incoming data calls can be signalled.
If a connection to the Internet is then established, there oc-
curs a switch to the UMTS network, provided that UMTS is
currently available.
Incoming Service Type Only for UMTS/LTE Status = "1
Here you select the gateway subsystem to which an incoming
call over the modem is to be assigned.
Possible values:
• 5"1: Call is not accepted (default value for LTE con-
nections).
• 5) 0#: The call is assigned to the ISDN Login subsys-
tem (default value for UMTS connections).
• 51: The call is assigned to the PPP subsystem.
• %: The call is made via IPSec.
Please note the following for the setting Incoming Service
Type %:
IPSec callback is used to cause an IPSec peer to set up an In-
ternet connection, thus allowing an IPSec tunnel over the Inter-
net. You can make a direct call via the UMTS/LTE wireless net-
work in order to signal to a peer that you are online and waiting
for an IPSec tunnel to be set up over the Internet. If the called
peer currently has no connection to the Internet, the mobile call
causes a connection to be set up.
In the VPN->IPSec->IPSec Peers-> ->Advanced Settings
menu, you can also choose whether the IP address for IPSec
6 Physical Interfaces bintec elmeg GmbH
128 bintec RS Series
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