26th September 2002 at 08:15
#22102
cici
Guest
A T1, in Europe, is refered to as a PRI trunk line provided by the Central Office and provides a Public Network connection with DDI’s anyone can dial.
A Tie-line is a ‘direct’ connection from one site to another to create a Private Network for voice and/or data and have, in most cases, a ‘transparant’ network.