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Billion 7402X Mobile Broadband Fallback Setup Guide For Business ADSL2+ & Business Naked DSL

This guide will walk you through configuring the Billion 7402X router to fall back to a Mobile Broadband service should the primary service experience difficulties.

Step 1
Plug the power adapter to turn on the Billion 7402X.
Step 2
Allow 60 - 90 seconds for the Billion 7402X to power up.
Step 3
Connect your computer to any Ethernet port on the Billion 7402X.
Step 4
Connect your Mobile Broadband USB dongle to the USB port in the router.
Step 5
Open the web browser (Internet Explorer, Firefox, Google Chrome, Safari etc) on the computer, type in http://192.168.1.254/ in the address bar and then press Enter. Billion 7402X 6
Step 6
Log into the modem by entering the Username admin and the Password admin.

The press the Login button.
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Step 7
On the left menu select Advanced. Billion 7402X 8
Step 8
On the left menu select Configuration. Billion 7402X 9
Step 9
On the left menu select WAN. Billion 7402X 10
Step 10
On the left menu select WAN Profile. Billion 7402X 11
Step 11
We will now setup the mobile broadband profile.

Ensure that Profile Port is set to 3G.

Ensure that iBurst and Usage Allowance are not ticked.

Ensure that Time Schedule is set to Always On.

Ensure that Mode is set to UMTS first.

Set TEL No. to *99#.

Set APN to splns444a1.

Leave Username and Password blank.

Ensure that Auth. Protocol is set to Chap(Auto).

Set LCP Echo Period to Every 10 seconds.

Set MTU to 1500.

Leave PIN blank.

Ensure that Connection is set to Always On.

Ensure that Keep Alive is not ticked.

Ensure that NAT and Obtain DNS automatically are ticked.

Press the Apply button.
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Step 12
On the left menu select WAN Interface. Billion 7402X 13
Step 13
Now we will set the modem to failover to the mobile broadband service should the ADSL service fail.

Ensure that Main Port is set to Dual WAN.

Mode will be selected by default.

Ensure that WAN1 is set to ADSL(ipwan).

Ensure that WAN2 is set to 3G(ipwan2).

Ensure that Time Schedule is set to Always On.

Ensure that Keep Backup Interface Connected is not ticked.

Set Connectivity Decision to 5 consecutive times.

Set Failover Probe Cycle to 12 seconds.

Set Fallback Probe Cycle to 3 seconds.

Ensure that Detect Rule is set to Ping Gateway.

Press the Apply button.
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Be Careful: You are not finished yet. You need to save your settings otherwise the modem will forget your what you have entered next time it loses power.
Step 14
From the bottom right corner select Save Config. Billion 7402X 15
Step 15
Press the Apply button. Billion 7402X 16
Step 16
A dialogue box will then appear advising that the Save Config to FLASH Successful.

You have now saved your settings and are now able to use your internet connection.
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Further Help: If you require further assistance, please contact the Adam Internet Help Desk on (08) 8423 4000 or email help@adam.com.au with as much detail as possible regarding the issue at hand.