SVP309P Office POE SIP Phone User Manual
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NAT Configuration
Field name
explanation
IPSec ALG
It is an encryption technology. Select it to enable IPSec ALG, the default is
enable
FTP ALG
FTP is a service of connection layer which can transform intranet IP into
extranet IP when intranet IP is sending out packet.
Select it to enable FTP ALG, the default is enable
PPTP ALG
Select it enable PPTP ALG, the default is enable
Shows the NAT TCP mapping table
Shows the NAT UDP mapping table
Transfer Type
Select the NAT mapping protocol style, TCP or UDP
Inside IP
Set the IP address of device which is connected to LAN interface to do NAT
mapping.
Inside Port
Set the LAN port of the NAT mapping
Outside Port
Set the WAN port of the NAT mapping
Notice:
After finish setting, click the Add button to add new mapping table; click the Delete button to delete
the selected mapping table.