Add the following to .bashrc

 

export LANG=en_AU.utf8
export LC_ALL=en_AU.utf8
export NCURSES_NO_UTF8_ACS=1

Checking the Telecube portal shows Current contact address:sip:s@xxx.xxx.xxx.xxx:5060

Add callbackextension=<extension_id> in users.conf to correct it to…

Current contact address:sip:<extension_id>@xxx.xxx.xxx.xxx:5060

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Source: http://forums.asterisk.org/viewtopic.php?f=35&t=84027

Taken from http://www.dudek.org/blog/291

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I recently purchased a used Cisco 7970 phone and wanted to convert it to use the SIP protocol. Read more Upgrading Cisco 7970 phones and avoid AUTH FAIL ›