Noun
OLT (plural OLTs)
(networking) Initialism of optical line termination.
Currently the OLT are provided by Nucleus Connect and Singtel using HuaWei, ZTE and Ericsson ONT. Source: Internet
The Roman limes was initially built along the Olt River (119), before being moved slightly to the east in the 2nd century—during which time it stretched from the Danube up to Rucăr in the Carpathians. Source: Internet
The Roman line fell back to the Olt in 245 and, in 271, the Romans pulled out of the region. Source: Internet