Details about SIP trunk services


Session Initiation Protocol Trunk backed by SLA is an advanced Voice Communication Protocol that supports business scalability with up to 1500 simultaneous Voice Channels over a single link. Our trunking services will aid enterprises in overcoming issues related to scalability, maintenance and convergence..

Our advance voice connectivity product replaces traditional multiple fixed PSTN lines with a single physical link supporting 1500 Voice Calls simultaneously. Our Tata backed SIP offering include :

  • 99.5% Network Service Availablity
  • Complaint MTTR of 4 hours
  • Service Credits in case of commitment breach
SIP Trunking
Session Initiated Protocol


  • Scalable: Easy scalability with 20 to 1500 calls on a single link without depending on physical cards
  • Simple Network: Replaces conventional multiple fixed PSTN lines with single link SIP Trunk connectivity
  • Cost-Effective: Reduces Hardware and Maintenance cost
  • Flexible Call Capacity: Upgrade and downgrade Call Capacity in multiples of 10

Why Choose Tata sIP for my business ?

Next2Call is offering you SIP trunking services by collaborating with top business sip provider – Tata teleservices that comes with the following features:


Business sIP – Features

Ethernet Interface

Has  Direct Inward and Outward-dialling facility

Automatic Call routing to pre-defined mobile numbers in case active location goes offline

Enables email, text message and chat on a single platform

Provide Dual Last Mile feature

Closed User Group facility

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