Ftp Alg Configuration; Nat Ip Mapping; Figure 36: Nat - Ftp Alg Configuration; Figure 37: Nat - Ip Mapping - SMC Networks SMC7901BRA5 User Manual

FTP ALG Configuration specifies a non-standard FTP port for passthrough
FTP ALG
traffic. The standard port for FTP connections is TCP port 21, and the router
C
ONFIGURATION
monitors port 21 to ensure the NAT passthrough of FTP. When the FTP
server port is not 21, you must specify the TCP port to ensure NAT
passthrough of FTP.
Figure 36: NAT — FTP ALG Configuration
The following items are displayed on this page:
FTP ALG Port – Specifies a non-standard FTP port for passthrough
◆
traffic. (Range: 0~65535)
Add Dest Ports – Adds the specified port to the FTP ALG Ports Table.
◆
Delete Selected Dest Port – Removes the selected port from the FTP
◆
ALG Ports Table.
IP Mapping enables a pool of local LAN IP addresses to be dynamically
NAT IP M
APPING
mapped to a pool of external (global) IP addresses.
Figure 37: NAT — IP Mapping
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HAPTER
NAT/NAPT Settings