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VoIP Call Applications

Interested? Want to learn how a Billion ADSL VoIP router works, and enables you to make a call? We keep it simple using the diagrams below to guide you

through.

VoIP calls to/from VoIP

Advanced VoIP Router Application

Gateway - Least Cost Routing

Gateway - The Least Cost Routing feature allows to use the most economical rates

offered provided by different Internet Telephony Service Providers (ITSPs).

VoIP calls to/from PSTN

Secure Voice over VPN Tunnel

Three types of VPN solutions (PPTP, IPSec and L2TP within IPSec) allow office users to

build secure VPN tunnels for voice and data communication between a company's head

office and its branch(es).

PSTN Fixed-line Support