PABX (Private Automatic Branch Exchange) programming and EPBX programming involves: ✅Configure call routing and extensions to manage internal and external communications efficiently. ✅Set up voicemail, call forwarding, and auto-attendant features based on user or business requirements. ✅Manage user access levels and permissions for secure and organised phone system usage. ✅Troubleshoot and resolve PABX-related issues, ensuring minimal downtime and optimal performance. ✅Update system software and backup configurations regularly to maintain stability and security.