Specifications
Optimux-108 Ver. 6.1  Overview  1-1 
Chapter  1 
Introduction 
1.1  Overview 
Optimux-108 is a second-order multiplexer that multiplexes four E1 channels and 
100 Mbps Ethernet or V.35 link over a fiber optic link with various fiber 
interfaces: multimode, single-mode (up to 120 km), and single-mode over single 
fiber. 
Product Options 
The basic model includes a fiber optic uplink and four tributary E1 links, which can 
be ordered with a balanced or unbalanced interface. 
Optimux-108 can be also ordered with an additional Ethernet or V.35 user port, 
and with redundant uplink or power supply. 
Optimux-108 is available in a plastic or a metal enclosure. 
In this manual, the generic term Optimux-108 is used when the information is 
applicable to all the equipment versions. The complete equipment designation is 
used only for information applicable to specific equipment versions. 
Applications 
Figure 
1-1 
illustrates a typical application of the Optimux-108 unit with Ethernet 
user port and
 Figure 
1-2 
– of the Optimux-108 with V.35 user port. 
Note 










