Installation & Operation Manual Chapter 2

Chapter 2. Theory of Operation FibeAir 1500 Installation & Operation Manual
2-8 System Specifications Revision 2.0
2.4.5. Payload
155.52 Mb/s Main Channel
Payload Types Sonet/SDH: OC-3/sts-3, OC-3c/STS-3c, SDH: OC-3/STM-1, ATM over Sonet/SDH,
IP over Sonet/SDH, 3xDS3/ES3, 3xE3
Physical Interfaces Electrical: CMI, UTP, STP, optical: single-mode, multi-mode, long-haul and short-haul
Compatible
Standards
ITU-T G.703, G.707, G.783, G.823, G.957, G.958, ITU-T I.432, ATM Forum, ETSI
ETS 300 147, ETS 300 417, ANSI T1.105, ANSI T1.102-1993, Bellcore GR-253-core,
TR-NWT-000499
1544/2048 Kb/s Wayside Channel
Available
Interfaces
T1/E1, Ethernet bridge 10Base-T, V.35, X21, RS-530 or V.36
64 Kb/s User Channel
Available
Interfaces
24 (RS-232, DB9, 64 Kb/s synchronous, 19.2 Kb/s asynchronous), or Ethernet bridge
10Base-T
Service Channel
Engineering Order
Wire
ADM CVSD audio channel (64 Kb/s)
Note :
All interfaces for Main and Wayside Channels are available via modular, plug-in interface units.
* 3xDS3/ES3 model is provided with a V.24 (RS232, DB9) user channel