Dslam

DSL Modem - How It Works - How Data Is Transmitted
... communicates with the DSL modem is called a Digital Subscriber Line Access Multiplexer (DSLAM), which is connected directly to the Internet ... With ADSL, the modem and the DSLAM communicate by a protocol called discrete multitone modulation (DMT), which is a form of frequency division multiplexing ... Most of the channels are unidirectional, carrying download data from the DSLAM to the modem, but some on the low freqency end are bidirectional, to carry the ...

Very High Speed ADSL - Typical Setup - Exchange Equipment
... At the exchange, a digital subscriber line access multiplexer (DSLAM) terminates the DSL circuits and aggregates them, where they are handed off onto other networking transports ... is also separated at this step, either by a filter integrated in the DSLAM or by a specialized filtering equipment installed before it ... The DSLAM terminates all connections and recovers the original digital information ...

Digital Subscriber Line Access Multiplexer - Path Taken By Data To DSLAM
... can be routed to a POTS provider or left unused whilst the data signal is routed to the ISP DSLAM via the HDF (see next entry) ... frame that connects the last mile provider with the service provider's DSLAM DSLAM a device for DSL service ... The DSLAM port where the subscriber local loop is connected converts analog electrical signals to data traffic (upstream traffic for data upload ...

Meningie, South Australia
... was the first town in Australia to have ADSL broadband installed without using a Telstra DSLAM ... Agile Communications installed their own DSLAM in Meningie in October 2003, following on from having established a microwave network connecting to Adelaide in May 2001 ... associated internet service provider, Internode Systems offered services through this DSLAM ...

G.992.2
... profile which can be selected on a DSLAM port by an ADSL provider and provides greater resistance to noise and tolerates longer loop lengths (DSLAM to customer distances) for a given bandwidth ... Most ADSL modems and DSLAM ports support it, but it is not a typical default configuration ...