Since the basic PSTN (plain old telephone network) network link supports 64 Kbps bandwidth, I would say that is your answer.
PSTN stands for a public switched telephone network. A PSTN gateway is hardware components that third parties use to translate signaling.
By the way, call from VOIP can be received by pstn modem. But pstn cannot make a call to VoIP number.
1.Dial-up connection via public switched telephone network (PSTN) 2. GPRS connection or any connection above or = 128kbps bandwidth is a classified as broadband.
pstn is for wired network plmn is for mobile network
ISDN is dial up lines and PSTN is a broadband line.
Marginal.
Marginal.
Its wide availability.
I think PSTN mainly serves to wired land-line(telephone) and MSC serves to cellular(mobile) network.
A PSTN may use a POTS line (dial-up connection), however, the PSTN may use other technologies as well. So, POTS refers to a way of connecting to an ISP or other service using a dial-up connection, whereas the PSTN refers to the phone company providing several kinds of data service connections.
it work for to links the other world
PSTN