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Unified communications · Petaling Jaya, Malaysia

Every call set up right, from first ring to final report.

Protocol Systems designs, deploys and supports business phone systems and contact centres for Malaysian organisations. We work across Avaya, 3CX, Yeastar and Zoom, and we handle the SIP trunks and AudioCodes or Avaya session border controllers that tie them to your carrier.

Book a consultation See what we do
Call flow Call established
CALLER SBC PBX INVITE INVITE 180 Ringing 180 Ringing 200 OK 200 OK ACK RTP audio · G.711 · 20 ms
A clean SIP setup between carrier, SBC and PBX. Getting this sequence right is most of our job.
Technology partners Avaya 3CX Yeastar AudioCodes Zoom
3CX Silver Partner, Advanced Certified

3CX Silver Partner, Advanced Certified

Calls, video, chat and AI in one system, priced per system with no per-user fees. Start a free trial with our partner link.

Go to the 3CX page
What we do

Voice and contact centre, end to end

On-premise, cloud or a mix of both. We plan the system around how your people take calls today, then make it run reliably on your network and carrier.

PBX

Business phone systems

3CX, Yeastar and Avaya IP PBX for single offices and multi-branch groups. Extensions, desk phones, softphones and mobile apps, configured and documented.

  • 3CX
  • Avaya IP Office
  • Yeastar P-Series
  • Zoom Phone
  • Hosted or on-prem
3CX phone system details →
CCaaS

Contact centre

Avaya Infinity, Zoom Contact Center and AudioCodes Voca, set up with skills-based routing, conversational IVR, call recording and real-time wallboards for supervisors.

  • Avaya Infinity
  • Zoom Contact Center
  • AudioCodes Voca
  • CRM integration
SIP

SIP trunking and SBC

Connecting local carrier trunks to your PBX through AudioCodes and Avaya session border controllers. We set up codecs, number formats and failover, and we trace the calls that drop.

  • AudioCodes SBC
  • Avaya SBC
  • Number manipulation
  • Call tracing
SUP

Support and maintenance

Firmware upgrades, licence renewals, moves and changes, and a local engineer who already knows your setup when something stops working.

  • Remote and on-site
  • Upgrades
  • Health checks
How a project runs

From site survey to go-live

Each step ends with something you can check: a written assessment, a call-flow design, a test plan and a handover pack.

  1. Assess

    We review your current lines, call volumes, network and carrier contract.

  2. Design

    Call flows, numbering plan and platform choice, agreed with you before any purchase.

  3. Deploy

    Installation, porting and test calls in every direction before cut-over.

  4. Support

    Training for staff and supervisors, then ongoing maintenance by the same team.

Contact

Talk to us

Reach us by phone, email or WhatsApp. Tell us what you are running today and what is not working.

Phone
+60 3-7773 1515
Email
info@protocolsystems-my.com
WhatsApp
+60 11-1171 6149
Office
#516 Menara Majestic, 15 Jalan Othman,
46000 Petaling Jaya, Selangor, Malaysia
Hours
Monday to Friday, 9:00 am to 5:00 pm

Send an enquiry