1. Ensure the Telstra Service number you will be using is added to "Telstra.corp" network.

2. login to the Modem.

3.Under Operation Mode - select Gateway Mode, Disable NAT, and chhoose Wired-WAN port acts as LAN

4. Under Network settings click on "Mobile"

5. Change the APN settings to - Telstra.corp

6. Authentication method  - CHAP - Enter the Service username and password

7. Leave the rest as default as in the screen shot below.


8. Under the LAN settings

- General tab , put in the IP and DNS Servers. Disable IPV6 assignment length.



- Under DHCP Server - Advanced Tab , set the DHCP-Options as follows: 


-IPv6 Settings


9. Firewall Settings - Disable Firewall



10. Under "Status" - click on "Network" -to check for the signal strength and cellular status.