There is a huge amount of SIP service providers associated with DellMont (Betamax) company, for example VoipBuster. The providers of this group do not support the T.38 protocol. The quality of a fax transmission over G.711 codec is heavily dependent on the country of destination. It may be noted that when calling to Europe the quality is very good. To register, please visit the website of one of the providers of the group. Rates on different websites may vary. The list of providers is placed below.
Configure SIP account
Username (or SIP-ID): the username that you received at the time of registration
Password: the password that you received at the time of registration
SIP Registrar Server: sip.voipbuster.com (valid for any of the providers of this group)
Configure Outgoing Call Routing
On the General page, in the Dial on Line area, check that the following settings are used:
VOIP Protocol: SIP
Dial on SIP Server: sip.voipbuster.com
Username: the username that you received at the time of registration
On the Fax page, in the Fax Support area, check that G.711 audio fax option is selected. It is recommended to disable the T.38 fax option.
The dialed number should be entered using the following format: 00<country_code><area_code><phone_number>.
List of DellMont (Betamax) providers