AUSTIN, Texas — Silicon Laboratories Inc. is banking on its Dual ProSLIC family to capture share in the ongoing market for subscriber-line interface circuits (SLICs). These highly programmable SLICs ...

I’m trying to get info from a supplier and they are insistent that a trunk is a 1 to 1 with a call. Now I am 99.999% sure he's wrong, ... A single analog phone line is also called a trunk.

Analog voice would never notice, but it allowed for inter-switch communication via trunk calls that did not rely on out-of-band control like SS7. Report comment Reply ...