Complete Call Center Software: Inbound, Outbound & Blended

Power your customer support or sales team with our enterprise-grade call center solutions. Built on open-source Asterisk and FreeSWITCH, we deliver scalable contact centers for 5 to 500+ agents with advanced routing, real-time analytics, and multi-channel support.

Call Center Software
500+
Max Agents
99.99%
Uptime
50ms
Avg. Response
200+
Deployments

Call Center Solutions for Every Need

Inbound, outbound, or blended — choose your model

Inbound Call Center

Perfect for customer support, help desks, and order taking. Features include intelligent call routing, skills-based distribution, queue callback, and real-time agent status.

  • ACD (Automatic Call Distribution)
  • Skills-based routing
  • Queue callback (Virtual Queue)
  • Customer priority routing

Outbound Call Center

Designed for telemarketing, collections, and surveys. Choose from predictive, power, or preview dialing modes to maximize agent talk time and minimize waiting.

  • Predictive Dialer (up to 3:1 ratio)
  • Power Dialer / Progressive Dialer
  • Preview Dialer with CRM data
  • Answering machine detection

Blended Call Center

Combine inbound and outbound in one platform. Agents handle incoming calls during peak times and switch to outbound campaigns when idle. Maximize agent utilization.

  • Dynamic agent state switching
  • Priority queuing
  • Multi-campaign support
  • Real-time load balancing

Multi-tenant Call Center

For service providers and BPOs. Host multiple call centers (tenants) on a single platform with complete isolation, custom branding, and per-tenant reporting.

  • Tenant isolation
  • Per-tenant billing/CDRs
  • Custom IVR per tenant
  • White-label portals

Enterprise Call Center Features

Everything you need to run a professional contact center

Advanced Call Routing

Skills-based routing, time-based routing, geographic routing, and least idle agent. Route calls based on caller ID, DNIS, IVR choices, or CRM data.

Real-time Wallboards

Live agent status, calls in queue, average wait time, service level. Customizable wallboards for plasma screens or agent desktops. Web-based and mobile views.

Comprehensive Reporting

Agent performance reports, queue statistics, call logs, abandoned calls, and trend analysis. Scheduled email reports, export to PDF/Excel, and API access.

Call Recording & Monitoring

Automatic or on-demand recording of all calls. Supervisors can listen, barge-in, whisper coach, or take over calls. Encrypted storage with retention policies.

Multi-channel Support

Integrate voice, email, chat, and SMS into a single queue. Agents handle multiple channels from one interface. Universal queue for all interactions.

CRM Integration

Screen pops with caller history, click-to-call from CRM, automatic call logging, and customer satisfaction surveys after calls. Compatible with SuiteCRM, Vtiger, Salesforce, and custom APIs.

Predictive Dialer

Maximize agent talk time with our predictive dialing algorithm. Adjusts call rate based on answer rates, call length, and available agents. FCC-compliant with call abandonment control.

Callback (Virtual Queue)

Offer callers the option to keep their place in queue and receive a callback when an agent is available. Reduces call abandonment and improves customer satisfaction.

Compliance & Security

PCI-compliant call recording (pause/resume for credit card details), GDPR compliance, call data masking, and end-to-end encryption (TLS/SRTP).

Call Center Technical Specifications

Built on proven open-source platforms

Asterisk & FreeSWITCH Based Solutions

We build call centers on the most reliable platforms. Choose based on your scale and requirements:

📊 Platform Capabilities

Asterisk Call Center (Queues):
• Max agents per queue: 100+ (practical)
• Queue strategies: ringall, leastrecent, fewestcalls, random, rrmemory
• Features: Agent pause/unpause, queue priority, member penalty
• Reporting: Queue stats via AMI, CDR, Queue log

FreeSWITCH Call Center (mod_callcenter):
• Max agents: 1,000+ per instance
• Tiers: Multi-level agent tiers
• Strategies: round-robin, longest-idle, fewest-calls
• Real-time: ESL events for custom wallboards
• Failover: Distributed queue clusters

Common Features:
• Recording formats: WAV, MP3, SLIN (for analytics)
• Storage: Local, NFS, AWS S3, or database
• Integration: REST APIs, AMI/ESL, WebSockets
                        

Hard Sizing Guidelines: For 100 concurrent agents, we recommend: 8 CPU cores, 16GB RAM, RAID 10 storage for recordings. For predictive dialing, additional CPU for voice detection.

Call Center Architecture

Live Call Center Deployments

Real examples from our portfolio

📞 Technical Support, 80 agents

Inbound call center with skills-based routing (Level 1, 2, 3 support). Integration with Jira Service Desk for ticket creation. Features: Queue callback, voicemail-to-ticket, and real-time wallboards.

Platform: FreeSWITCH + mod_callcenter | 15,000 calls/day | 3-year uptime

📊 Telemarketing, 150 agents

Outbound predictive dialer with campaign management. Real-time agent scripting, automated call disposition, and integration with CRM (Vtiger). FCC-compliant with 3% abandonment rate.

Platform: Asterisk + QueueMetrics | 50,000 calls/day | 200:1 dialer ratio

🏦 Banking, 200 agents (multi-site)

Blended call center with voice and email. Customer priority routing based on account status. Secure call recording with PCI pause/resume. 99.99% availability with failover.

Setup: 3-node FreeSWITCH cluster + Kamailio | 50,000 calls/day

Build Your Call Center

Tell us about your requirements and we'll design the perfect solution

Why net-iva.com for Call Centers?

  • 50+ call center deployments
  • Predictive dialer specialists
  • Custom wallboard development
  • 24/7 support for call centers
+30 210 123 4567 (Call Center Dept)
callcenter@net-iva.com