---
title: Grandstream IP PBX with 2 FXS and 2 FXO Ports
date: 2024-09-26T21:35:05Z
modified: 2026-05-14T18:02:10Z
permalink: "https://tech.co.za/product/grandstream-ip-pbx-with-2-fxs-and-2-fxo-ports/"
type: product
status: publish
excerpt: "Grandstream Networks PBX UCM6302A. Product type: IP PBX (private & packet-switched) system, Number of users: 1500 user(s"
wpid: 509952
product_brand:
  - Grandstream
product_type:
  - simple
product_visibility:
  - featured
product_cat:
  - VoIP Phones
featured_image: "https://tech.co.za/wp-content/uploads/2024/09/Grandstream-VoIP-1.jpg"
---

The Grandstream UCM6300 Audio Series offers a comprehensive unified communication and collaboration solution, integrating voice, IM, meetings, and more on a centralised network. It supports up to 1500 users and 200 concurrent calls, and features zero-configuration provisioning, built-in IM, audio conferencing, and web meetings accessible from various devices. Enhanced by advanced security, three Gigabit RJ45 ports with integrated PoE+, and compatibility with GDMS for cloud management.

**Features**
Supports up to 500 users and up to 75 concurrent calls
Zero configuration provisioning of Grandstream SIP endpoints
Built-in Instant Messaging (IM), Audio Conferencing & Web Meetings platform that supports access from computers, mobile devices, and SIP endpoints
Free Wave App allows easy voice & Instant Messaging (IM) communications using desktops, Web, and Android/ iOS devices
API available for third-party integrations, including CRM and PMS platforms
Advanced security protection with secure boot, unique certificate and random default password to protect calls and accounts
Three Gigabit auto-sensing RJ45 network ports with integrated PoE+ and support NAT router
Automated NAT firewall traversal service facilitates secure remote connections
Enhanced reliability with support for Hot Standby High-Availability and local dual deployment
Supports Full-Band Opus voice codec, jitter resilience up to 50% packet loss
Compatible with GDMS for cloud setup, management, and monitoring
Based on Asterisk\* version 16 open source telephony operating system