TP-Link Omada ER8411 VPN Router - Manual (Page 72)

USB USB Modem Configuration
User Guide 63
Location Automatically selects and displays the region when the USB modem and SIM card
are successfully identified. If not, select the region from the drop-down menu.
Mobile ISP Displays the ISP of the 3G/4G network. If not automatically detected, select the ISP
from the drop-down menu.
Dial Number,
APN, Username
and Password
manually
If the ISP is not listed in the Mobile ISP list, select this checkbox and enter the Dial
Number, APN (Access Point Name), Username and Password that are provided by
the ISP.
Connection
Mode
Select the connection mode and configure the parameters according to the
requirements of your ISP.
Connect Automatically: In this mode, the Internet connection reconnects
automatically anytime it gets disconnected.
Connect Manually: In this mode, you can click the Connect or Disconnect button to
control the Internet connection manually.
Upload
Bandwidth
Specify the upstream bandwidth of the USB Modem. This value is the upper limit of
the Maximum Upstream Bandwidth on Transmission > Bandwidth Control page.
Also, this value determines the bandwidth ratio of USB Modem and WAN ports after
Bandwidth Based Balance Routing is enabled on Transmission > Load Balancing >
Basic Settings page.
Download
Bandwidth
Specify the downstream bandwidth of the USB Modem. This value is the upper limit
of the Maximum Downstream Bandwidth on Transmission > Bandwidth Control
page. Also, this value determines the bandwidth ratio of USB Modem and WAN
ports after Bandwidth Based Balance Routing is enabled on Transmission > Load
Balancing > Basic Settings page.
Authentication
Type
Select an authentication type. The default is Auto. Some ISPs require a specific
authentication type, please confirm it with the ISP or keep the default settings.
Auto: If Auto (default), the router automatically determines the authentication type
used by the ISP.
PAP: If PAP (Password Authentication Protocol), the router authenticates with the
peer using two handshakes. Select this option if the ISP requires this authentication
type.
CHAP: If CHAP (Challenge Handshake Authentication Protocol), the router
authenticates with the peer using three handshakes and validates the peer’s identify
periodically. Select this option if the ISP requires this authentication type.
MTU Size The default MTU (Maximum Transmission Unit) size is 1480 bytes. Do not change it
unless required by the ISP.