Advantech EKI-6333AC-4GP User Manual page 49

Item
Connection Control
MTU Setup
Service Port
MPPE
NAT
IGMP
WAN IP Alias
Save
Undo
Description
There are three connection modes.

Auto-reconnect enables the router to always keep the
Internet connection on.

Connect-on-demand enables the router to automatically re-
establish Internet connection as soon as user attempts to
access the Internet. Internet connection will be disconnected
when it has been inactive for a specified idle time.

Connect Manually allows user to connect to Internet
manually. Internet connection will be inactive after it has been
inactive for specified idle time.
Check Enable checkbox to enable the MTU (Maximum
Transmission Unit) limit, and specify the MTU for the 3G/4G
connection.
MTU refers to Maximum Transmission Unit. It specifies the largest
packet size permitted for Internet transmission.
Value Range: 1200 ~ 1500.
Enter the service port that the Internet service. There are three
options can be selected:

Auto: Port will be automatically assigned.

1701 (For Cisco): Set service port to port 1701 to connect to
CISCO server.

User-defined: enter a service port provided by your service
provider.
Check Enable checkbox enable MPPE (Microsoft Point-to-Point
Encryption) security for PPTP connection.
Enable NAT to apply NAT on the WAN connection. Uncheck the
box to disable NAT function.
Enable IGMP (Internet Group Management Protocol) would enable
the router to listen to IGMP packets to discover which interfaces
are connected to which device. The router uses the interface
information generated by IGMP to reduce bandwidth consumption
in a multi-access network environment to avoid flooding the entire
network.
Enable WAN IP Alias then enter the IP address provided by your
service provider.
WAN IP Alias is used by the device router and is treated as a
second set of WAN IP to provide dual WAN IP address to your
LAN network.
Click Save to save the settings.
Click Undo to cancel the settings.
37 EKI-6333AC-4GP User Manual