LOS ANGELES—This is the second installment of a contribution from Jim DeFilippis on SDI versus IP. For Part 1, see “Which Switch is Which?” The second tale-of-the-tape issue is delay or latency. There ...

In the context of IP networks, the phrase “quality of service” (QoS) has a specific meaning, describing the quality of the network with regard to the following: These are all particularly important ...

Voice over IP (VoIP) is the descriptor for the technology used to carry digitised voice over an IP data network. VoIP requires two classes of protocols: a signaling protocol such as SIP, H.323 or MGCP ...

The use of audio-over-internet protocol codecs for STL applications is becoming more and more commonplace. This is especially important now because the large telcos are much more interested in ...

Time has flown since the introduction of IP, and today, even most rural regions are connected to the internet. In addition, the cost has shifted in terms of satellite and IP bandwidth, even if it ...

The wireless infrastructure is likely to remain a circuit-switched, time-division multiplexed technology for much of the next five to seven years. Even after the transition to third-generation (3G) ...