TP-Link TL-WR902AC User Manual page 133

Chapter 5
• IPSec Passthrough
ensuring private, secure communications over Internet Protocol (IP) networks,
through the use of cryptographic security services. If you want to allow IPSec
tunnels to pass through the router, you can keep the default (Enabled).
• ALG - It is recommended to enable Application Layer Gateway (ALG) because ALG
allows customized Network Address Translation (NAT) traversal filters to be plugged
into the gateway to support address and port translation for certain application layer
"control/data" protocols such as FTP, TFTP, H323 etc.
• FTP ALG - To allow FTP clients and servers to transfer data across NAT, keep the
default Enable.
• TFTP ALG - To allow TFTP clients and servers to transfer data across NAT, keep
the default Enable.
• H323 ALG - To allow Microsoft NetMeeting clients to communicate across NAT,
keep the default
• RTSP ALG - To allow some media player clients to communicate with some
streaming media servers across NAT, click Enable.
• SIP ALG - To allow some multimedia clients to communicate across NAT, click
Enable.
3. Click Save.
5. 7. 2. Advanced Security
1. Visit http://tplinkwifi.net, and log in with the username and password you set for
the router.
2. Go to Advanced
from being attacked by ICMP-Flood, UDP Flood and TCP-SYN Flood.
- Internet Protocol Security (IPSec) is a suite of protocols for
Enable.
> Security > Advanced
Configure the Router in Hotspot Router Mode
Security, and you can protect the router
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