Tp-Link TX-VG1530 [43/135] Auto vlan

TX-VG1530

N300 Wireless VoIP GPON Router User Guide

• L2TP Passthrough: Layer Two Tunneling Protocol (L2TP) is the method used to enable

Point-to-Point sessions via the Internet on the Layer Two level. To allow L2TP tunnels to

pass through the GPON router, click Enable.

• IPSec Passthrough: Internet Protocol security (IPSec) is a suite of protocols for

ensuring private, secure communications over Internet Protocol (IP) networks, through

the use of cryptographic security services. To allow IPSec tunnels to pass through the

GPON router, click Enable.

 Application Layer Gateway (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 etc.

• FTP ALG: To allow FTP clients and servers to transfer data across NAT, click Enable.

• TFTP ALG: To allow TFTP clients and servers to transfer data across NAT, click Enable.

Click the Save button to save your settings.

4.4.6 Auto Vlan

Choose “Network”“Auto Vlan”, you can search for available VLAN Mode and VLAN Tag on the

page as shown in Figure 4-21.

Figure 4-21

Click the Search button to search for available VLAN Mode and VLAN Tag.

4.4.7 GPON SN Settings

Choose “Network”“GPON SN Settings”, the GPON Configuration screen will appear on the

page as shown in Figure 4-22.