Figure 3-271: Ipsec Tab - AudioCodes Mediant 800 MSBG User Manual

11. To define (edit) additional properties, click the Edit
IPSec
IPSec tabs appear. For descriptions of the parameters in the General, Settings, and
Routing tabs, see ''Editing Existing Connections'' on page 328. Click the IPSec tab;
the following apears (only the first part of the page is displayed due to page size):
•
Host Name or IP Address of Destination Gateway: The IP address of your
IPSec peer. If your connection is an IPSec Server, this field displays "Any
Remote Gateway".
•
Underlying Connection: In a single WAN scenario, the underlying connection
parameter is set to "Automatic" (non-configurable). However, if you have multiple
WAN devices, a drop-down list appears, enabling you to choose the underlying
WAN device. The IPSec connection only uses your chosen device, unless
failover is enabled. In this case, the failed-to device is used instead (assuming its
route rules consent), until the chosen device is up again. Note that if you select
"Automatic", no attempt is made to return to the original device from the failed-to-
device.
•
Encapsulation Type: Select between 'Tunneling' or 'Transport' encapsulation.
'Transport' encapsulation is performed between two gateways (no subnets), and
therefore needs no explicit configuration. 'Tunneling' requires that you configure
the following parameters:
♦
SIP User's Manual
connection in the connection list; the General, Settings, Routing, and

Figure 3-271: IPSec Tab

Local Subnet: Define your local endpoint, by selecting one of the following
options:
IP Subnet (default): Enter the device's Local Subnet IP Address and
Local Subnet Mask.
IP Range: Enter the 'From' and 'To' IP addresses, forming the
endpoints range of the local subnet(s).
IP Address: Enter the Local IP Address to define the endpoint as a
single host.
None: Select this option if you do not want to define a local endpoint.
The endpoint is set to the gateway.
icon corresponding to the VPN
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Mediant 800 MSBG
Document #: LTRT-12804