Back to Case studyDigital Mapping Company Achieves Cost Effective and Reliable Voice Connectivity With SIP Trunk
ShareHighlights
- SIP Trunk: Reliable solution also scalable on the same trunk
- Call establishment time lowered Call establishment time lowered by more than 30 as compared to PRI
- SLA-backed Voice services
- Uninterrupted Voice Services
Introduction
The customer is a digital mapping company pioneering in digital navigation technology for cars They have built a legacy in mapping technology by creating information rich three-dimensional maps
Business Challenges
The customer required a total of 160 SIP channels, split into 80 channels per trunk across their Goregaon and Navi Mumbai offices
The proposed solution had to avoid complex voice infrastructure and investment on multiple PRI cards The customer was also keen on improved uptime, SLA and a better call setup
TTBS Solution
- TTBS delivered SIP Trunk over Ethernet with SDH ring architecture across the two customer locations at Goregaon and Navi Mumbai.
- Both sites had separate SIP Trunks with 80 channels each.
- TTBS SIP Trunk is a P 2 P circuit with 30 IP address assigned The same IP address was assigned to the NIC interface of the customer PBX.
- Codec on both trunks was configured along the internationally approved G 711 A law.
- Dual tone multi frequency ( method followed RFC 2833.
- “P-Preferred Identity” header was included in all SIP INVITEs for correct DID CLIP display on the outgoing calls
- DID no sending ( on SIP INVITE “ header on incoming calls
