VoIP Phone Service
VoIP is a Session Initiation Protocol (SIP) VoIP technology that was developed by the Internet Engineering Task Force (IETF) on the Internet. With the capital of a computer or smartphone and softphone one can call via VoIP.
Understanding VoIP
VoIP or Voice Over Internet Protocol is a technology that makes internet media to be able to conduct voice communication remotely, remotely / directly.
Through an internet connection, it no longer uses conventional telephone lines that transmit analogously.
Type of Protocol on VoIP
- H.323
- Media Gateway Control Protocol (MGCP)
- Session Initation Protocol (SIP)
- Real Time Transport Protocol (RTP)
- Session Description Protocol (SDP)
- Inter-Asterisk Exchange (IAX)
VoIP benefit of VoIP Phone Services
- Lower charges for long distance connections.
- The use of bandwidth is smaller than the biada phone.
- Allows you to merge with existing local telephone networks.
- Various forms of VOIP networks can be combined into large networks.
- Utilizing existing data network infrastructure for voice.
VoIP deficiencies
- Sound quality is not as clear as the PSTN network.
- There is a pause in communication.
- Limited regulation.
- Potentially causes the network to be stuck / stuck.
- There is never a quality guarantee if VOIP passes the Internet.
- Equipment is relatively expensive.
VoIP Phone Service
VoIP phone services are broadly divided into 4, as follows:
Computer to Computer, this service is a voice call service that uses a computer as a communication tool. Example: Yahoo Messenger
Computer to Phone, Using computers to telephone as well as vice versa.
Phone to Phone, must be connected to the internet and realtime.
Minimum Need for VoIP Networks
In terms of hardware:
- Router.
- HUB / Swicth.
- ADSL modem.
- VOIP Phone Adapter.
- IP Phone (telephones that use IP, such as Wifi and LAN).
- Computer (there must be soundcards and speakers / handsets).
In terms of software:
- Softphone (based on SIP).
Cubix
Idefisk
SJPhone
X-lite
Examples of VoIP-based applications that can be used on smartphones:
> Nimbuz
> Skype
> CSipSimple
> Voiper
> SIPdroid. Etc.
VOIP COMPONENTS
- Call Processing Server / IP PBX - IP PBX is a packet data switching device for telephone communications and data based on Internet Protocol (IP) technology. IP PBX can amount to 1 server or more, must be adjusted to the needs.
- User-End Device - A device that is used to support the operation of VoIP which includes applications that can be used as additional settings for VoIP configuration. Examples: Mobile, Laptop and IP Phone.
- Media Gateway / Gatekeeper - Used to communicate with VoIP Call Processing Server / IP PBX and other VoIP components.
- IP NetworkIP - IP-based Network / Network is used as a network infrastructure in the use of VoIP.
VoIP Phone Service
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