ReliaRingReliaRing
Enterprise SIP Trunking

SIP Trunking

Connect Any PBX to the Cloud

Enterprise-grade SIP trunking for Microsoft Teams, Cisco WebEx, or any SIP-enabled PBX. Starting at just $0.01/minute or $20/channel unlimited.

99.99%
Uptime SLA
6
Redundant POPs
<50ms
Avg Latency
24/7
Support

Enterprise Features

Everything you need for reliable, scalable voice connectivity.

Instant Provisioning

Get your SIP credentials and start making calls within minutes.

US & Canada Coverage

Local and toll-free numbers across the United States and Canada.

6 Redundant POPs

Geographically distributed points of presence for 99.99% uptime.

SRTP Encryption

Secure RTP for encrypted voice calls. TLS for signaling.

Real-Time Analytics

Call detail records, quality metrics, and usage dashboards.

Easy Configuration

Standard SIP - works with any SIP-compatible PBX or softphone.

Transparent Pricing

Choose metered for flexibility or unlimited for predictable costs.

Metered

Pay per minute

Inbound calls$0.005/min
Outbound domestic$0.010/min
International (from)$0.020/min
No monthly minimum
Unlimited concurrent calls
Perfect for variable volume
Best Value

Unlimited Channels

Flat rate per channel

$20/channel/mo

Unlimited US & Canada calling

Channels needed:10
1100
Monthly total:$180.00 CAD
Volume discount:10% off
Unlimited US & Canada calls
Volume discounts (10+ channels)
Predictable monthly costs

Additional Services

Local DID

Phone number

$1.50/mo

Toll-Free DID

1-800/888/877

$3.00/mo

E911 Service

Per DID

$1.50/mo

Technical Specifications

Enterprise-grade infrastructure built for reliability.

Codecs

  • G.711 u-law/a-law
  • G.729
  • G.722 (HD Voice)
  • Opus

Security

  • TLS 1.2+ signaling
  • SRTP encryption
  • IP whitelisting
  • Fraud detection

Protocol

  • SIP over UDP/TCP
  • SIP over TLS
  • RFC 3261 compliant
  • DTMF (RFC 2833)

Redundancy

  • 6 Canadian POPs
  • Auto failover
  • Load balancing
  • 99.99% SLA

Frequently Asked Questions

Common questions about SIP Trunking.

Ready to Connect Your PBX?

Get your SIP credentials in minutes. No contracts, no setup fees.