Frequently Asked Questions

Ozeki PBX related questions

Installation and configuration

• What are the prerequisites for the PBX?
• System Requirements
• The download link is not working…
• How to install Ozeki Phone System on my machine?
• How should I start using the Ozeki Phone System software?
• Which VoIP service provider do you recommend?
• How can I make VoIP calls?
• What should I do if the installation gives the following error: "Resolving host name failed"?
• Is it possible to conifgure Ozeki Phone System from the Internet?
• Is it possible to configure the ring time of calls?
• Which IP addresses are used on which Ozeki Phone System is accepting VoIP calls?
• Which codecs are supported?
• Can I use different text-to-speech languages with Ozeki Phone System?
• Can I configure codec preference? What is the best codec for LAN and WAN?
• Is it possible to make and receive call through my mobile number?
• Can I forward an incoming call to a PSTN phone number?

Support and assistance

• Where can I go for assistance?

PBX functionalities

• What functions/features are provided by the PBX?
• I need some extra functionality. Could you do them for me?
• How to setup a webphone with your PBX?
• How can I get to know the latest improvements?
• If I have CRM server and want to develop a .NET application, should I install the developed .NET application on the same PC where the Ozeki Phone System is running?
• Can I integrate my application with Ozeki Phone System?
• Can I make an Autodialer with Ozeki Phone System?
• Can Ozeki Phone System unmask a blocked number?
• Can I make an Autodialer to save voice messages said by the called person?
• How can I call a PSTN phone number?
• Is it possible to display a popup window when there is an incoming call?
• How can I make video calls using .NET API?

Trial version limitations

• My trial has expired…
• Is there any features-wise difference between trial and registered versions?
• Can I use G.729 codec with Ozeki Phone System?

General VoIP related questions

• What is T38 fax?
• What is a STUN Server?
• What is RTP?
• What is PBX Phone System?
• What are SIP Phones?
• What is Voice over IP?
• VoIP Defined
• IP PBX, SIP & VoIP FAQ
• What is an Auto-attendant?
• Benefits of an IP PBX VoIP Phone System
• What is FOIP?
• What is ECHO Cancellation?
• Good source of VoIP Info
• What does ENUM mean?
• How an IP PBX works?
• Example of SIP Call Session
• VoIP gateway information
• VoIP definitions
• Different types of Codecs
• Available SIP-based IP PBX's
• Meanings of FXS and FXO
• What is SIP-URI?
• What is IVR?
• What is SDP?
• What is a SIP server?
• SIP Phone Types
• What is SIP?
• What are IP Phones?
• Micrososft response point vs Ozeki PBX
• What is H323?
• What is DID?
• What is a Voicemail System?
• What is a VoIP telephone?
• FAX in VoIP environments
• What is SIP forking?
• What are SIP methods?
• What is RTCP?
• 10 benefits of using an IP PBX
• Benefits of an IP PBX
• Unified communications
• Fax to email
• Voicemail to email
• What is a VP8?
• What is a WebRTC?
• Web conferencing
• BLF function keys
• What is ATA?
• What is Bandwidth?
• What is Broadband?
• What is a Cable Modem?
• What is the Circuit Switched Networks?
• What is CNG?
• What is Data compression?
• What is Downstream?
• What is Frame Relay?
• What is IM?
• What is ISP?
• What is IP mapping?
• What is IP telephony?
• What is Jitter?
• What is Kbps?
• What is Lag?
• What is Latency?
• What is MGCP?
• What is MRC?
• What is NANP?
• What are Net Phones?
• What is NOC?
• What is Packet loss?
• What is Packet Switching?
• What are Packet Switched Networks?
• What is P2P?
• What is POTS?
• What is a Router?
• What is Sampling?
• What is a Service provider?
• What does Upload mean?
• What is Voice chat?
• What are VoIP services?
• What is a Webphone?
• What is a WiFi Hotspot?
• What is a WiFi Phone?