Analog PBX

Product Description

Telephone exchange PBX (Private Branch Exchange ) is a switching system is used to create a private telephone network to a company , office , factory … It creates communication networks free standard members of the company , and shares

the trunk lines connected to the public switched telephone network ( PSTN ) to help reduce costs for companies . With the Internet’s explosive growth increasingly PABX systems using Internet protocol ( IP – PBX ) as dominant compared to analog PABX systems thanks to the simple tradition of connectivity , easy expand , upgrade and manage , create free telephone network between branches .

The components of a telephone switchboard system

1. Volume control center

This is the heart of the system , it is responsible for the management function , switching , routing and security

2. Interface Unit subscription

As the connected user interface include :

– Embroidered bag analog interface : For analog phones and fax machines trade

– Subscriber Interface : For the phone number , each a standard Carriers have their own phone number , the phone number of the vendor , only be used with that company’s switchboard . For example the number of phones as Alcatel -Lucent : Alcatel 4019 , Alcatel 4029 , Alcatel 4039 is just slack with its telephone exchange as Alcatel-Lucent : Alcatel – Lucent OmniPCX Office , Alcatel – Lucent OmniPCX Enterprise

– Subscriber Interface : For the phone number , each a standard Carriers have their own phone number , the phone number of the vendor , only be used with that company’s switchboard . For example the number of phones as Alcatel -Lucent : Alcatel 4019 , Alcatel 4029 , Alcatel 4039 PBX only been with the firm as Alcatel-Lucent : Alcatel – Lucent OmniPCX Office , Alcatel – Lucent OmniPCX Enterprise

– IP interface : For IP phones , Soft Phone has 2 standard for IP telephony that is standardized H232 and SIP (Session Initiationi Protocol)

– Wireless Interface : For the last game as wireless DECT phone and WLAN phone

3. Network Interface Unit

Used to connect users in a company with a public switched telephone network ( PSTN ) or to provide connectivity between branch crab companies in different geographic locations , including :

– Trunk Interface CO : The analog trunk interface used to connect to the public switched telephone network ( PSTN )

– Digital trunk interface ( E1 , T1 , T2 , signal CAS / R2 , ISDN S0 , S2 signaling DSS1 / QSIG / PSS1 / DPNSS1 used to connect to the PSTN or the connection between the branches

– IP Trunk Interface : For the connection between the branches together using VoIP technology

4. Terminals

Benefits of PBX systems :

– Helping employees between departments in several companies contacted convenient

– Reduce costs by sharing ZIP trunk

– Internal Information Security

– Keep in touch with customers

Pomegranate select PBX system for your business

Some parameters to consider when choosing PBX system for enterprises :

– Configure the system to suit the current needs and scalability for the future of the company

– Use traditional PBX or IP PBX uses

– The feature should use : Automated Attendant , Account Code, Voice mail, Hotline , Music On Hold , manage user charges ..

Some current PBX brands : Alcatel PBX , PBX Siemens , Panasonic PBX , PBX LG- Ericsson