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Add a SIP trunk to your PBX or SBC

Easy, straightforward SIP-based interconnect.
Service is delivered using the Session Initiation Protocol (SIP). SIP trunking is a native feature of the vast majority of IP PBXes, Session Border Controllers and gateways.
These are just some of the customer installs, anything with SIP on board will work:

IP PBXes

Asterisk
FreeSWITCH
3CX
Skype for Business
Cisco CUCM

SBCs

Sonus
AudioCodes
Dialogic
Genband
Sansay

Softphones

Zoiper
X-lite
Acrobits
Linphone
Ekiga

SIP trunk, ready to go

You can turn-up your new SIP trunk right now if you're out there shopping for one. Immediately after account activation, SIP trunk is live and can be used to send and receive calls. You can manage your new SIP interconnect via the self-service portal.

SIP register (username+password). Most softphones and IP PBXes.

Static IP (no username needed). Enterprise SBCs and gateways.

G711u/a, G722, GSM and G729 codecs available. Fits your specific network and bandwidth requirements.

TLS and TCP supported, non-standard ports supported. Encrypts SIP signalling and pierces through firewalls or restrictive ISPs and government blocking.

Map numbers to your registered SIP device. Rings to your registration-based endpoint

Map to your SIP URI, or external SIP address. Point numbers to existing SIP devices capable of receiving URI calls, including other networks that accept SIP URI calls

Forward to another phone number (PSTN destination). Work around Internet connection issues at the office, send all calls to mobiles or landlines

Forward to multiple destinations (hunt groups, failover, or both). Ring team members in multiple locations worldwide

Add prepaid funds using major credit card or PayPal (we also accept wires to US or EU banks).

Print invoices and export calls history reports.

Set up balance alerts.

Restrict call costs.

Restrict by IP address.

Production examples

Bria softphone
connected
DID Logic is a built-in
trunk in 3CX PBX
DID Logic as Asterisk peer
In most countries, we can scale trunk capacity almost instantly. You can go to production immediately after initial setup. Our engineers are experienced in many voice switches setup and have supported thousands of installations worldwide.
Free trial is available for IT infrastructure managers and developers.