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Communication

Voice Solutions (IP-PBX)

Callers judge you in the first ten seconds. A ringing phone nobody answers, a transfer that cuts off, a branch that can't be reached – each one is a customer who might not call back.

An IP-PBX puts every extension, branch and mobile on one system. Callers hear a professional greeting, reach the right person first time, and your staff can answer their office line from anywhere.

1 number
SIP
IP-PBX appliances
IP desk phones
VoIP gateways

for the whole company – desk phones, mobiles and branches on one IP-PBX

1 numberfor the whole company – desk phones, mobiles and branches on one IP-PBX
Why it matters

Every missed call is a missed order

Customers judge you by how quickly and professionally their call is answered. An IP-PBX gives you auto-attendants, queues, call recording and extensions that follow staff to their mobile – and it connects branches over the network so internal calls cost nothing.

How it works

How a call finds the right person

Tap any part of the drawing to see what it does.

OUTSIDE WORLDYOUR OFFICESTelecom / SIP provider SIPGateway IP-PBX PoE switch + voice VLAN Desk phonesMobile & softphoneBranch office
  1. 01Calls arrive over SIP trunks or existing lines
  2. 02The IP-PBX greets callers, queues them and routes to the right person
  3. 03Staff answer on desk phones, softphones or mobiles – anywhere
Technical depth

Voice technologies we deploy

01

IP-PBX (on-premise or cloud)

Software-based phone systems handling extensions, IVR menus, queues, voicemail-to-email and reports.

02

SIP trunks & PRI/analog gateways

Connect to your telecom provider over SIP, or keep existing PTCL/PRI lines through gateways.

03

IVR & call queues

'Press 1 for sales' menus, ring groups and queues so no call goes unanswered.

04

Call recording & reports

Record calls for quality and disputes; see missed calls, wait times and agent performance.

05

Softphones & mobile apps

Staff take their office extension on a mobile or laptop anywhere.

06

QoS & VLAN for voice

Voice traffic gets priority on the network, so calls stay clear even when the network is busy.

What’s included

Everything in the scope

✓

IP-PBX with IVR, queues and call recording

✓

Desk, DECT and softphone extensions

✓

SIP trunk and PTCL/GSM gateway integration

✓

Multi-branch and remote-worker extensions

✓

Intercom and paging integration

Equipment we supply & install

Phones and systems we install

SIP
IP-PBX appliancesUp to thousands of extensions
IP desk phonesColour screens, PoE, BLF keys
VoIP gatewaysFXO/FXS and PRI
PoE switchesVoice VLAN and QoS
Softphone appsAndroid, iOS and desktop

Also available

IP-PBX appliancesIP desk phones & DECT phonesGSM/FXO/FXS gatewaysHeadsets & conference phonesDoor intercoms

Drawings are representative. We recommend exact models and brands after the site survey.

The Dexign Box difference

Why our phone systems just work

✓
Call-flow design

We design your IVR, queues and ring groups around how your business actually handles calls.

✓
Keep your numbers

Existing numbers and lines are migrated without a service break.

✓
Staff training

Reception and staff are trained on transfers, conferencing and the mobile app.

✓
Quality guaranteed

Network QoS is configured and tested so calls are clear.

1Survey
2Design
3Supply
4Install
5Test & certify
6Support

Where you’ll find it

  • Corporate offices
  • Factories with plant-wide paging
  • Hospitals and hotels
  • Customer support centers

Questions we answer on the survey

  • What do you need now, and what can wait?
  • How will it connect to the systems you already have?
  • What will it cost to run and maintain each year?
  • Which local rules and inspections apply to your site?
Brands we work with for this solution
Grandstream logoYealink logo

Planning voice solutions (ip-pbx)? Let’s talk it through.

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