TP-Link AC1900 Archer C9 V2 User Guide - Page 41

L2TP/Russia L2TP - login

Page 41 highlights

Archer C9 AC1900 Wireless Dual Band Gigabit Router Figure 5-6 PPPoE Advanced Settings  MTU Size - The default MTU size is "1480" bytes, which is usually fine. It is not recommended that you change the default MTU Size unless required by your ISP.  Service Name/AC Name - The service name and AC (Access Concentrator) name should not be configured unless you are sure it is necessary for your ISP. In most cases, leaving these fields blank will work.  ISP Specified IP Address - If your ISP does not automatically assign IP addresses to the router during login, please click "Use IP address specified by ISP" check box and enter the IP address provided by your ISP in dotted-decimal notation.  Detect Online Interval - The router will detect Access Concentrator online at every interval. The default value is "0". You can input the value between "0" and "120". The value "0" means no detect.  Primary DNS/Secondary DNS - If your ISP does not automatically assign DNS addresses to the router during login, please click "Use the following DNS servers" check box and enter the IP address in dotted-decimal notation of your ISP's primary DNS server. If a secondary DNS server address is available, enter it as well. Click the Save button to save your settings. 4. If your ISP provides L2TP connection, please select L2TP/Russia L2TP option. And you should enter the following parameters (Figure 5-7). - 30 -

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Archer C9
AC1900 Wireless Dual Band Gigabit Router
- 30 -
Figure 5-6 PPPoE Advanced Settings
MTU Size -
The default MTU size is “1480” bytes, which is usually fine. It is not
recommended that you change the default
MTU Size
unless required by your ISP.
Service Name/AC Name -
The service name and AC (Access Concentrator) name should
not be configured unless you are sure it is necessary for your ISP.
In most cases, leaving
these fields blank will work.
ISP Specified IP Address -
If your ISP does not automatically assign IP addresses to the
router during login, please click “
Use IP address specified by ISP
” check box and enter the
IP address provided by your ISP in dotted-decimal notation.
Detect Online Interval -
The router will detect Access Concentrator online at every interval.
The default value is “0”. You can input the value between “0” and “120”. The value “0”
means
no detect.
Primary DNS/Secondary DNS -
If your ISP does not automatically assign DNS addresses to
the router during login, please click “
Use the following DNS servers
” check box and enter
the IP address in dotted-decimal notation of your ISP’s primary DNS server. If a secondary
DNS server address is available, enter it as well.
Click the
Save
button to save your settings.
4.
If your ISP provides L2TP connection, please select
L2TP/Russia L2TP
option. And you
should enter the following parameters (Figure 5-7).