Service level agreements guaranteeing quality of service have helped your organization to keep old customers and win new ones over. Although it may be easy for the sales department to ink a service level agreement, you have to handle the constant problems of phase fluctuations, jitter, and wander, that threaten the quality of service spelled out in these service level agreements.The aim of this type of line codes was to obtain a signal without the dc component and without too long idle periods that would cause problems for the ... The 2B1Q was introduced simultaneously with another improvement that made it possible to transmit one DS1 signal across two pairs instead of one. ... The overlapped spectrum technique takes more advantage of the available bandwidth, since, anbsp;...
|Title||:||Installation and Maintenance of SDH/SONET, ATM, XDSL, and Synchronization Networks|
|Author||:||José Manuel Caballero|
|Publisher||:||Artech House - 2003-01-01|