The Lucent 5ESS Switch (Class 5) manufactured by Lucent Technologies is one of the most popular in the world servicing at one point in time approximately half of all U.S. telephone lines.
The VCDX (Very Compact Digital eXchange) was marketed to small telephone companies and was used in some instances as a large PBX. It consisted of a single Switching Module, had no Communications Module, and used a Sun Microsystems workstation as its Administrative Module.
We are able to offer the following support for this product:
Lucent 5ESS Switch has three main types of modules:
Lucent 5ESS Switch has three main types of modules: Switching Module (SM), Administrative Module (AM) and Communication Module (CM).
