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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