This configuration will let you Reset your Sipura

Press **** from Sipura and wait for an Automated Voice Response. Dial 73738# and then press 1 to reset it successfully. Device will reboot automatically.

After rebooting, press **** again to go in the Menu. Then press 110# to check the IP.

Note the IP and open it in an Internet Explorer. It will open the MAIN configuration page of Sipura. Find ADMIN at the top right corner. Click on Admin and find advanced and then click on it.

Then go in Provisioning and find PROFILE RULE. This is what you have to write in Profile
rule. tftp://ip-pabx.com/mac.cfg

NOTE: The above given IP is the tftp server of ip-pabx.com

Remove the word mac and put the MAC ID of the device instead of it.

For example like this tftp://67.10.15.28/000G02CADIH3.cfg

Then Scroll down the page and Click on SUBMIT ALL CHANGES.