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SIP Trunk Case Studies

Real-world transformations from India's leading enterprises

Proven Success Across Industries

Trusted by thousands of enterprises for mission-critical voice infrastructure

1500+

Enterprise Customers

70%

Market Share

99.5%

Uptime SLA

40%

Avg. Cost Savings

Swiggy

Industry: Online Food Delivery Services

SIP Trunk 1500 Channels Dual Last Mile

Business Challenge

Swiggy, a leading online food delivery platform operating from 500+ cities in India, needed to modernize its contact center infrastructure across Mumbai and Bengaluru. The company faced:

  • Siloed Communication Systems: Separate calling platforms for different locations made internal coordination difficult and hindered productivity tracking
  • Legacy Infrastructure Limitations: Traditional PRI lines were difficult to maintain, causing poor voice quality that affected customer experience
  • Scalability Challenges: Weekend and festival call surges required elastic capacity to manage high volumes
  • High Maintenance Costs: Need to reduce upkeep expenses and eliminate access fees from scaling in 30-channel bundles

TTBS Solution

We deployed a comprehensive dual last mile SIP Trunk solution over MPLS with IZO™ Cloud connectivity, featuring:

  • 1500 Simultaneous Channels: Single link capacity to handle massive call volumes
  • Dual Last Mile Architecture: Redundant connectivity ensuring 99.5% uptime SLA
  • Cloud Contact Center Integration: Seamless CCaaS activation across multiple locations
  • HD Voice Quality: Superior codec delivering crystal-clear customer conversations
  • Instant Call Rerouting: Automatic failover prevents any service interruption

Results & Benefits

Cost Savings

Predictable charges with no maintenance expenses. Eliminated access fees from PRI scaling.

Unified Communications

Single network for voice, video, and data transmission across all locations.

Better Customer Experience

Quick call connects and HD voice quality improved customer satisfaction.

Higher Work Output

Smooth collaboration between teams boosted overall productivity.

Business Continuity

Instant call rerouting in case of primary link outage ensures zero downtime.

"TTBS configured its SIP trunk service systematically, helping us to get our cloud contact centre up and running in minimum time. We now have more reliable services, better voice quality and flexibility to scale the infrastructure as per changing business needs."

Udaan

Industry: B2B E-Commerce Trading Platform

SIP Trunk 200 Channels Auto-Failover

Business Challenge

Udaan, connecting 20,000+ SMEs through its B2B trading platform, needed to upgrade from outdated PSTN infrastructure:

  • Legacy System Constraints: PSTN couldn't provide necessary features for modern business communications
  • Scalability Limitations: Difficulty scaling without investing in new physical circuits
  • Voice Quality Issues: Need for high-definition audio quality for business conversations
  • Reliability Concerns: Required auto-failover and mobile redirection capabilities

TTBS Solution

Implemented SIP Trunk with dual L3 links over Ethernet with SDH ring architecture:

  • 200 Channels with Single Pilot: Unified number with robust capacity
  • Dual Last Mile Redundancy: Primary and backup links for zero call drops
  • Mobile Redirection: Route calls to remote workers seamlessly
  • Scale in Multiples of 10: Easy capacity adjustment without hardware
  • Integrated Voice & Data: Unified network maximizing internet connection utility

Results & Benefits

Reliable Continuity

Instant call rerouting during outages ensures uninterrupted service.

Cost Efficiency

Predictable billing with zero maintenance expenses.

Unified Network

Voice, video, and data on same infrastructure.

Better Experience

Quicker call connects and superior voice quality.

Enhanced Productivity

Strong collaboration capabilities across teams.

"The quick return on investment, high availability coupled with backup in the event of a downtime, and ease of scaling without additional equipment makes SIP a useful technology for us. We appreciate the efficient service provided by TTBS and will continue to use their solutions in future."

Knowlarity

Industry: Cloud Telephony & AI Services

SIP Trunk 1500 Channels End-to-End SLA

Business Challenge

Knowlarity, serving clients across 65 countries with cloud communication solutions, needed to optimize their multi-location calling operations:

  • Multi-Location Coordination: Making calls from different locations required advanced integration
  • Voice & Data Integration: Need for unified solution handling both communication types
  • Security & Reliability: Required secure, cost-effective solution with SLA backing
  • Service Management: Needed monitoring capabilities and end-to-end managed service

TTBS Solution

Deployed 1500-channel SIP Trunk solution with seamless PBX integration:

  • 1500 Concurrent Channels: Massive capacity for enterprise-scale operations
  • PBX Integration: Worked with existing infrastructure to minimize configuration time
  • IP Phone Provisioning: Included hardware for optimal call handling
  • Lockdown Deployment: Successfully implemented during COVID-19 restrictions
  • Data Sharing Capability: Enabled multimedia transmission via same channels

Results & Benefits

Reliable Voice & Data

Easily manageable unified traffic solution.

Deployment Savings

Significant cost reduction versus alternative solutions.

Easy Scaling

Capacity adjustable in multiples of 10 channels.

SLA-Backed Service

High redundancy ensuring business continuity.

Enhanced Performance

Better call quality and reduced connect time.

Infrastructure Optimization

Utilized existing setup for maximum efficiency.

"TTBS' SIP Trunk solution was deployed without hassles despite the lockdown. We are particularly impressed by its ability to absorb our existing infrastructure and the ease of scaling. It helped us save the high cost that we had calculated for other voice connectivity alternatives."

Saarthi.ai

Industry: Multilingual Voice AI Technology

SIP Trunk Unified Communications IZO Cloud

Business Challenge

Saarthi.ai, providing AI-powered multilingual contact center solutions, needed to unify their cloud communication infrastructure:

  • Complex Multi-layered Setup: On-premises applications difficult to maintain during rapid growth
  • Unified Communications Need: Required text, audio, conferencing, and mobility on common platform
  • Cloud Infrastructure: Using public cloud VMs needed cost-effective integrated solution
  • DID Flexibility: Needed to port similar numbers across all locations
  • Security Requirements: Communication must be secure against eavesdropping

TTBS Solution

Activated SIP Trunk over private data connectivity with IZO™ Cloud integration:

  • Unified Platform: All voice and multimedia channels on single portal
  • Regional DID Extensions: Pilot number with DIDs for all locations
  • 99.5% Uptime SLA: End-to-end service level guarantee
  • Mobile Failover: Auto-redirect to mobile numbers during any outage
  • High-Speed Connectivity: Optimum call quality over fast internet
  • End-to-End Encryption: Robust firewalls protecting against cyber threats

Results & Benefits

Cost Optimization

Reduced monthly phone bills and eliminated PRI line upkeep.

Easy Scalability

Support bigger call volumes aligned with business growth.

Consolidated System

Combined telephony and data transmission services.

Improved Experience

Quicker call connects and better voice quality.

Reliable Continuity

Instant call rerouting prevents service interruption.

"TTBS unified our IP telephony and other business applications seamlessly with its SIP trunk solution. It is easy to scale and gives more call management features while also helping us optimize costs."

More Success Stories

Industry leaders across diverse verticals trust TTBS SIP Trunk

Auto Components Manufacturer

Manufacturing & Automotive

Solution: 30 Channel SIP with 29 IP pool for cluster configuration

Key Benefits:

  • High availability with server clustering
  • Better call quality vs. PRI
  • Reduced call connect time
  • 24x7 managed services
  • SLA-based service standards

Hansa Cequity

MarTech & Marketing Services

Challenge: Expensive PSTN with poor customer experience

Key Benefits:

  • 50% cost savings vs. traditional phones
  • Unified communication suite
  • Better voice quality and reliability
  • Utilized existing PSTN infrastructure
  • Higher business productivity

"TTBS SIP Trunk solution has truly provided us with a streamlined, cost-effective, and future-ready communication infrastructure."

— Rohan Patil, IT Senior Manager

MyLab Discovery Solutions

Biotechnology & Healthcare

Solution: Combined PRI, SIP, MPLS, and Smart Internet

Key Benefits:

  • Boosted productivity with smart internet
  • Robust uptime and symmetric speeds
  • Improved voice & video connectivity
  • Easy scalability for future growth
  • Zero glitches in operations

"TTBS team has been our partner every step of the way and supported us with unsurpassed data and voice technology."

— Chetan Rawal, Head Operations

Industries We Serve

Proven SIP Trunk solutions across diverse business verticals

BPO & Call Centers
BFSI
Food & Delivery
E-Commerce
Advertising
AI & Technology
Manufacturing
Healthcare
MarTech
Cloud Services
Education
Hospitality

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