SIP Trunk Connectivity

Connect Your PBX to the Public Telephone Network

Boxis SIP Trunk connects your private branch exchange (PBX) to the public telephone network via VoIP. Reliable, scalable, and cost-effective connectivity for businesses of all sizes with support for multiple protocols and advanced features.

Benefit from flexible pricing, up to 4000 concurrent calls per dedicated 1Gb/s uplinks, and seamless integration with your existing telephony infrastructure. Support for multiple codecs, failover mechanisms, and advanced features. Starting from competitive rates with transparent pricing.

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Why choose Boxis SIP Trunk?

Scalability

SIP Protocol Support

Full support for Session Initiation Protocol (SIP) with comprehensive compatibility for SIP-based PBX systems and VoIP equipment.
Protocols

IAX2 Protocol Support

Support for Inter-Asterisk eXchange protocol version 2 (IAX2), providing efficient trunking for Asterisk-based systems.
Reliability

H.323 Protocol Support

Compatibility with H.323 protocol for legacy systems and enterprise environments requiring H.323 connectivity.

Pricing

Transparent and Competitive Pricing

Simple, transparent pricing for SIP Trunk connectivity. Contact us for detailed pricing information and custom quotes based on your specific requirements.

Facturation à la seconde

2 Canaux

2 appels simultanés

5 CHF /mois

Fonctionnalités :

Redondance / haute dispo : SIP sur plusieurs SBC / proxys, Support DNS SRV / bascule automatique
Multi-routage : Routage sortant par préfixes (national, mobile, international)
Authentification : Par adresse IP (SBC / IPBX) ou par REGISTER (login / mot de passe)
Sécurité & chiffrement : Support SIPS / TLS, Support SRTP pour les flux audio
Fax : Support T.38, Fallback G.711 pass-through
Codecs : G.711 (A/µ-law), G.722 (large bande / HD), G.729 (optionnel), Opus sur demande
Présentation du numéro (CLI) : CLI fixe (numéro principal), CLI par DID / extension, CLI dynamique autorisé pour les numéros appartenant au client
Portabilité des numéros (géographiques, nationaux selon réglementation)
CDR détaillés, statistiques, supervision
Compatible Asterisk / FreePBX / 3CX / etc.
1 numéro DID inclus
Nombre de DID supportés illimité

👉 Parfait pour lab, micro-structure, tests interco, numéros de renvoi simples.

Request a Custom Quote

Note:

Facturation à la seconde

10 Canaux

10 appels simultanés

20 CHF /mois

Fonctionnalités :

Redondance / haute dispo : SIP sur plusieurs SBC / proxys, Support DNS SRV / bascule automatique
Multi-routage : Routage sortant par préfixes (national, mobile, international)
Authentification : Par adresse IP (SBC / IPBX) ou par REGISTER (login / mot de passe)
Sécurité & chiffrement : Support SIPS / TLS, Support SRTP pour les flux audio
Fax : Support T.38, Fallback G.711 pass-through
Codecs : G.711 (A/µ-law), G.722 (large bande / HD), G.729 (optionnel), Opus sur demande
Présentation du numéro (CLI) : CLI fixe (numéro principal), CLI par DID / extension, CLI dynamique autorisé pour les numéros appartenant au client
Portabilité des numéros (géographiques, nationaux selon réglementation)
CDR détaillés, statistiques, supervision
Compatible Asterisk / FreePBX / 3CX / etc.
1 numéro DID inclus
Nombre de DID supportés illimité

👉 Adapté PME, call center léger, IPBX d'entreprise.

Request a Custom Quote

Note:

Facturation à la seconde

50 Canaux

50 appels simultanés

50 CHF /mois

Fonctionnalités :

Redondance / haute dispo : SIP sur plusieurs SBC / proxys, Support DNS SRV / bascule automatique
Multi-routage : Routage sortant par préfixes (national, mobile, international)
Authentification : Par adresse IP (SBC / IPBX) ou par REGISTER (login / mot de passe)
Sécurité & chiffrement : Support SIPS / TLS, Support SRTP pour les flux audio
Fax : Support T.38, Fallback G.711 pass-through
Codecs : G.711 (A/µ-law), G.722 (large bande / HD), G.729 (optionnel), Opus sur demande
Présentation du numéro (CLI) : CLI fixe (numéro principal), CLI par DID / extension, CLI dynamique autorisé pour les numéros appartenant au client
Portabilité des numéros (géographiques, nationaux selon réglementation)
CDR détaillés, statistiques, supervision
Compatible Asterisk / FreePBX / 3CX / etc.
1 numéro DID inclus
Nombre de DID supportés illimité

👉 Pensé pour gros IPBX, plateformes VoIP, opérateurs régionaux ou environnements multi-clients.

Request a Custom Quote

Note:

Facturation à la seconde

300 Canaux

300 appels simultanés

190 CHF /mois

Fonctionnalités :

Redondance / haute dispo : SIP sur plusieurs SBC / proxys, Support DNS SRV / bascule automatique
Multi-routage : Routage sortant par préfixes (national, mobile, international)
Authentification : Par adresse IP (SBC / IPBX) ou par REGISTER (login / mot de passe)
Sécurité & chiffrement : Support SIPS / TLS, Support SRTP pour les flux audio
Fax : Support T.38, Fallback G.711 pass-through
Codecs : G.711 (A/µ-law), G.722 (large bande / HD), G.729 (optionnel), Opus sur demande
Présentation du numéro (CLI) : CLI fixe (numéro principal), CLI par DID / extension, CLI dynamique autorisé pour les numéros appartenant au client
Portabilité des numéros (géographiques, nationaux selon réglementation)
CDR détaillés, statistiques, supervision
Compatible Asterisk / FreePBX / 3CX / etc.
1 numéro DID inclus
Nombre de DID supportés illimité

👉 Pour très gros volumes, opérateurs et environnements multi-clients à grande échelle.

Request a Custom Quote

Note:

Key Features

Advanced Features for Modern Businesses

Boxis SIP Trunk offers comprehensive features designed to meet the communication needs of modern businesses, from small offices to large enterprises.

SIP Protocol Support

Full support for Session Initiation Protocol (SIP) with comprehensive compatibility for SIP-based PBX systems and VoIP equipment.

IAX2 Protocol Support

Support for Inter-Asterisk eXchange protocol version 2 (IAX2), providing efficient trunking for Asterisk-based systems.

H.323 Protocol Support

Compatibility with H.323 protocol for legacy systems and enterprise environments requiring H.323 connectivity.

Up to 4000 Concurrent Calls per Dedicated 1Gb/s Uplinks

Up to 4000 concurrent calls per dedicated 1Gb/s uplinks. Scale your telephony capacity based on your actual business needs.

Security & Encryption

Secure communications with TLS encryption support. Protect your voice traffic with industry-standard security measures.

Call Statistics & Analytics

Comprehensive call statistics and analytics to monitor usage, track performance, and optimize your telephony costs.

Business Benefits

Why Choose Boxis SIP Trunk for Your Business?

Discover the advantages of connecting your PBX to the public network with Boxis SIP Trunk service.

Cost Effective

Reduce telephony costs by eliminating the need for traditional ISDN lines. Pay only for what you use with transparent pricing.

Easy Scalability

Scale your telephony capacity up or down based on business needs. No hardware changes required for capacity adjustments.

Easy Integration

Seamlessly integrate with your existing PBX infrastructure. Compatible with most modern and legacy telephony systems.

Global Reach

Connect to the global telephone network. Make and receive calls worldwide with competitive international rates.

Use Cases

Perfect for Various Business Scenarios

Boxis SIP Trunk is ideal for businesses looking to modernize their telephony infrastructure and reduce communication costs.

Enterprise PBX Connectivity

Connect large enterprise PBX systems to the public network. Handle high call volumes with up to 4000 concurrent calls per dedicated 1Gb/s uplinks and reliable infrastructure.

Small Business Telephony

Ideal for small businesses with existing PBX systems. Cost-effective alternative to traditional ISDN lines with better scalability.

Call Center Operations

Support high-volume call center operations with up to 4000 concurrent calls per dedicated 1Gb/s uplinks. Ensure reliable connectivity for customer service teams.

Multi-Location Businesses

Connect multiple office locations through a centralized PBX system. Unified telephony infrastructure across all locations.

Number Porting

Port Your Existing Phone Numbers

Keep your existing phone numbers when switching to Boxis SIP Trunk. We support number porting for Swiss numbers and international numbers from most countries. Contact us for pricing, availability, and porting verification requirements.

Swiss Number Porting

Port your current Swiss phone numbers to Boxis SIP Trunk. Maintain your established numbers and ensure seamless continuity for your customers.

Porting available for all Swiss numbers
08XX special rate numbers supported
Contact us for pricing and details

International Number Porting

Transfer your international phone numbers from other providers to Boxis SIP Trunk. Reach out to our team to verify portability for your specific country.

Available for most countries
Porting verification required
Contact us for pricing information

Important: Number porting services are available but are not free. Contact our team for detailed pricing information and to verify portability for your specific numbers.