DS0A
Encyclopedia
DS0A is the interface most commonly used for SS7 networks in the US. It is a 56/64kbps channel typically located in a DS1
or larger facility. The DS0A electrical interface usually only exists inside a central office environment, and only exists for the sole purpose of connecting into a channel bank
to be multiplexed onto a higher facility.
Russell, Travis. Signaling System # 7 Mcgraw-Hill Telecommunications
DS1
DS1 or DS-1 may refer to:* BOSS DS-1, a guitar distortion pedal* Digital Signal 1, a T-carrier signaling scheme devised by Bell Labs* Deep Space 1, a mission to 9969 Braille & 19P/Borrelly* DS-1 , a selective GABAA α4β3δ agonist drug...
or larger facility. The DS0A electrical interface usually only exists inside a central office environment, and only exists for the sole purpose of connecting into a channel bank
Channel bank
In telecommunications, a channel bank is a device that performs multiplexing or demultiplexing of a group of communications channels, such as analog or digital telephone lines, into one channel of higher bandwidth or higher digital bit rate, such as a DS-1 circuit.A channel bank may be located in...
to be multiplexed onto a higher facility.
Sources
Russell, Travis. Signaling System # 7 Mcgraw-Hill Telecommunications