Technical data

Table Of Contents
410 COMpact 3000 analog/ISDN/VoIP - Firmware Version 4.0 - Version of the Manual 03 02/11
Configuring and Managing the PBX
VoIP
Configuring the Interval for NAT Keep Alive
4. Enter the outbound proxy in the IP address or URL entry field under Outbound
proxy. The following entries are possible:
5. Enter the associated port number (Port) in the Port entry field under Outbound
proxy. The following entries are possible:
Note: The port 5060 is configured in the factory settings.
Further steps:
Save your settings before you leave the page.
Configuring the Interval for NAT Keep Alive
The interval for NAT Keep Alive indicates after how many seconds NAT Keep Alive packets are
sent to maintain the NAT mapping in the firewall.
Configuration can be carried out as follows:
Separately for VoIP providers
Via the configuration manager
Requirements:
External VoIP channel (COMpact 3000 VoIP or VoIP channels purchased and activated in
the Upgrade Center)
Configuration manager, opened with sufficient authorization
1. Open the page CONFIGURATION > Voice over IP (VoIP) > VoIP provider.
2. Click in the line of the corresponding VoIP provider.
The Provider configuration opens.
deactivated: Disables the outbound proxy. (No other action is required.)
automatically: Automatically determines an outbound proxy. (No other action
is required.)
manual: Enables the entry of an outbound proxy.
IP address with a range of 0 to 255 (example: 123.123.123.123)
URL (example: www.outboundproxy.de)
1 to 65535