On this page you can find an template example that contains >90% of the used parameters.
<?xml version="1.0" encoding="utf-8"?>
<settings>
<phone-settings>
<web_language perm="RW">English</web_language>
<language perm="RW">English</language>
<timezone perm="RW">GER+1</timezone>
<ntp_server perm="RW">pool.ntp.org</ntp_server>
<webserver_type perm="RW">http_https</webserver_type>
<setting_server perm="RW">http://profile.gigaset.net/P820-{mac}.htm</setting_server>
<tone_scheme perm="RW">GER</tone_scheme>
<update_policy perm="RW">auto_update</update_policy>
<http_user perm="RW">admin</http_user>
<http_pass perm="RW">Gigaset123+</http_pass>
<admin_mode_password perm="RW">YourAdminPassword</admin_mode_password>
<admin_mode_password_confirm perm="RW">YourAdminPassword</admin_mode_password_confirm>
<!--account1-->
<user_active idx="1" perm="RW">on</user_active>
<user_host idx="1" perm="RW">192.168.2.210:5060</user_host>
<user_pname idx="1" perm="RW">1014</user_pname>
<user_name idx="1" perm="RW">1014</user_name>
<user_realname idx="1" perm="RW">1014</user_realname>
<user_pass idx="1" perm="RW">SIPAccountPassword</user_pass>
<user_srtp idx="1" perm="RW">off</user_srtp>
<user_dtmf_info idx="1" perm="RW">off</user_dtmf_info>
<user_mailbox idx="1" perm="RW">*2</user_mailbox>
<user_full_sdp_answer idx="1" perm="RW">off</user_full_sdp_answer>
<codec_priority_list idx="1" perm="RW">g729,pcma,pcmu,telephone-event</codec_priority_list>
<user_outbound idx="1" perm="RW">1014@192.168.2.210:5060;transport=udp</user_outbound>
</phone-settings>
</settings>