SIP Infrastructure
Carrier-grade trunks for your PBX and contact centre
Elastic SIP trunking with global reach, transparent per-minute rates and interoperability tested against the PBXs and softswitches businesses actually run.
Elastic capacity
Channels scale with your traffic. No per-trunk provisioning, no busy signals on your biggest day.
Global termination and origination
Local numbers in 45+ countries and least-cost routing to everywhere else, with per-destination quality controls.
Works with your equipment
Tested configurations for Asterisk, FreePBX, 3CX, FreeSWITCH, Kamailio and major IP phones.
Registration or IP authentication
Authenticate trunks by credentials or by allow-listed IP, with TLS and SRTP available on every trunk.
Failover built in
Route numbers to a second trunk, a mobile or voicemail automatically when your primary stops responding.
Fraud controls
Destination allow-lists, spend ceilings and velocity alerts stop toll fraud before it becomes an invoice.
How it works
- 1
Create a trunk
Choose credential or IP authentication and get SIP registration details instantly.
- 2
Point your PBX at it
Follow the guide for your system. Most PBXs connect in under fifteen minutes.
- 3
Port or buy numbers
Bring your existing numbers or provision new ones, then map them to your trunk.
pjsip-trunk.conf
[gtalk2voip]
type = registration
outbound_auth = gtalk2voip-auth
server_uri = sip:sip.gtalk2voip.com
client_uri = sip:ACCT_ID@sip.gtalk2voip.com
[gtalk2voip-auth]
type = auth
auth_type = userpass
username = ACCT_IDSee SIP Trunking on your own traffic
The 14-day trial includes this product in full. Set it up yourself or bring your questions to an engineer.