A stand-alone mini IP DSLAM, the IES-1000 supports standard SHDSL technology, ADSL and ADSL2+ over POTS/ISDN with built-in CO splitter. Each IES-1000 has two slide-in slots where either 8-port SHDSL line cards or 8-port ADSL line cards or 12-port ADSL2+ with built-in CO splitters can be installed. The network administrator may determine the line-card combination to be used. Each ADSL or SHDSL module supports one 10/100BaseT Fast Ethernet interface as an uplink port. Each ADSL2+ module can support two 10/100BaseT Fast Ethernet interface as an uplink port.