Analog switchboard is a switchboard operating on analog technology. From there, customers buy Analog switchboards (hardware equipment), divide them into extensions (line)
- Analog switchboard needs to have a separate phone line (not used with LAN)
- Call center feature is very limited: only some basic features of calling and listening.
- If you need to expand, you need to upgrade the hardware: upgrade the switchboard type, add support cards, have to pull more lines, ...
- Maintenance, upgrade, repair cost is high.
There are many solutions to deploy the upgrade of analog switchboard to ip standard. Here we propose three main methods for upgrading the Analog / Digital switchboard of the enterprise to switch to IP PBX and still retain the old infrastructure as well as be compatible with most switchboards. analog in the market