Telephone system

PABX / Tel system

Keyline system

IP PBX

 

 

Structure cabling

Call account system

Voice mail system

PC & Server

IVR ( Interactive voice respond )

LAN ( Local area network )

WAN ( Wide area network )

Internet sharing

VOIP voice gateway

Firewall

 

Internet Sharing

Sharing an IP Address among multiple PCs.

The broadband router employs NAT/IP masquerading (NAPT) technology to enable simultaneous access to the Internet from multiple computers. In xDSL environments, the Broadband Router provides the user a means to effectively use limited IP resources.