ring type, ring-with-chain type, ring-cross
type, ring-tangency type
Backup
and protection
Network
level protection
Client-side
1+1protection, 1+1 protection inside board, optical multiplex section 1+1
protection, optical line 1+1 protection
Equipment
level protection
Power
supply backup
Fan
backup
Installation
"19"and
23" cabinets, ETSI 300mm/600mm cabinets
Working
temperature range
-
10 °C ~
[Related Keywords : Dense Wavelength Division, DWDM Lightwave System, Optical Fiber Transport, CWDM DWDM device]