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ARE YOU still using Mitel handsets in your business or a similar legacy phone system?

Legacy systems like the Mitel 5324 were built for a different era — and they’re now falling behind. With limited support, aging hardware, and missing features, they’re no longer suited to the pace or complexity of today’s business environment.

Why settle for less when you can step into a communication solution that’s flexible, cloud-ready, and built to grow with your organization? Upgrading from the Mitel 5324 means unlocking faster, smarter tools that empower your team to collaborate and respond in real time.

Let’s talk about how you can leave outdated tech behind and move to a system that’s as dynamic and reliable as your business deserves—without breaking the budget.

Your Quick IP Manual for the Mitel 5324 Phone

Simple, Effective Communication at Your Fingertips

The Mitel 5324 IP Phone is a robust communication solution tailored for small to mid-sized businesses seeking reliability and ease of use. Designed with business efficiency in mind, the device features a user-friendly interface, customizable function keys, and a wide range of practical features that support efficient call management and messaging.

This guide outlines the essential functions of the Mitel 5324 phone, including call control, voicemail setup and access, conferencing capabilities, phonebook navigation, and button customization. Whether you’re making internal calls, transferring conversations, or managing voicemail, the 5324 model simplifies the process with intuitive controls.

Key highlights include:

  • Versatile Audio Options
    Communicate using the traditional handset, activate hands-free mode via the speaker, or toggle headset functionality with a dedicated button or feature code.
  • Call History & Quick Redial
    Access logs for missed, received, and dialed calls by pressing the call logs button or dialing 333. Use the redial key to instantly return the last number dialed.
  • Integrated Voicemail & Call Recording
    Retrieve voicemail by dialing 2501 or pressing the ‘My Mailbox’ button. Record calls with a designated key or feature code (385), provided this function is activated by your system administrator.
  • Customizable Keys
    Program unused buttons to function as shortcuts for extensions, groups, speed dials, or frequently used features like voicemail, logs, and conferencing.
  • Efficient Call Handling
    Place calls on hold, transfer them internally or externally, or forward calls to mailboxes (dial 2500 + extension). Retrieve held calls by pressing the flashing key.
  • Call Pickup & Do Not Disturb (DND)
    Use the pickup feature to answer calls ringing on another extension (dial 4 + extension), and enable DND by pressing the DND button or dialing 372 to set personalized availability messages.
  • Conference Call Setup
    Start a multi-party call by dialing the next participant and then pressing the conference button twice to join everyone. The system supports up to eight callers simultaneously on newer models.
  • Advanced Directory Search
    Access internal or external directories using the blue button or dialing 307. Search by spelling names on the keypad and navigate with volume buttons. Dial directly from search results by pressing #.
Business Phone Support Ipswich

Download the Full Mitel 5324 User Guide

For detailed step-by-step instructions on using each function, download the complete PDF user guide below:

Click to download

Is Your Current Phone System Still Working for You?

If you’re still using a legacy phone system like the Mitel 5324 IP Phone, it may be time to Upgrade to smarter, future-ready phone systems tailored to your business — from cloud-hosted VoIP to fully managed on-site solutions, we handle everything so you can stay focused on what matters.

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Ocean Telecom is always quick to respond to our requests for anything to do with our business mobile phones in a professional and helpful manner.  Pricing for new handsets is very competitive and orders are dealt with promptly with next day delivery.  I would give 5 stars in all areas and definitely recommend Ocean Telecom.

JACQUIE QUAZI
HERAEUS MEDICAL UK

Beckett Investment Management Group have been working with Ocean for a long time and are very happy with their services. We are really pleased with a recent softphone system installation in our offices. All throughout the process we had their full attention and they made sure that all our expectations and needs were met. A pleasure to deal with!

Marianna Poole

After initially trying out a few other VoIP providers, the people at Ocean Telecom not only gave me what I wanted but have been very attentive to my business needs in regards to training on our new system and any support we have needed! I would fully recommend using Ocean Telecom

SEAN

Speak to one of the team and start your journey

T: 01284 771 555

10 Woodside Business Park,
Thetford Road,
Ingham,
Suffolk, IP31 1NR