O&M |
Operation And Maintenance |
OAM |
Operations Administration and Maintenance |
OCCCH |
ODMA Common Control Channel |
OCH |
Optical Channel |
OCN |
Original Called Network |
OCR |
Optical Character Recognition |
ODCH |
ODMA Dedicated Channel |
ODMA |
Opportunity Driven Multiple Access |
ODTCH |
ODMA Dedicated Traffic Channel |
OFDM |
Orthogonal Frequency Division Multiplexing |
OIF |
Orange Integration Framework |
OL |
Optical Link |
OLAF |
Orange Look And feel |
OLAP |
OnLine Analytical Processing |
OLT |
Optical Line Termination |
OLTP |
On-Line Transaction Processing |
OMC |
Operations and Maintenance Center |
OMC-G |
Operations and Maintenance Center for GPRS |
OMG |
Object Management Group |
OMS |
Optical Multiplex Section |
OMU |
Operation and Maintenance Unit |
ONP |
Open Network Provision |
ONU |
Optical Network Unit |
OoBTC |
Out of Band Transcoder Control |
OOM |
Object-Oriented Middleware |
OPEX |
Operational Expenditures |
ORACH |
ODMA Random Access Channel |
ORB |
Obejct Request Broker |
OS |
Operatice System |
OSA |
Open Service Architecture |
OSI |
Open System Interconnection |
OSP |
OrangeWorld Service Platform |
OSPF |
Open Shortest Path First |
OSS |
Operation Sub-System |
OTA |
Over the Air Activation |
OTS |
Optical Transmission Section |
OTS |
Object Transaction Service |
OUI |
Organisationally Unique Identifier |
OVSF |
Orthogonal Variable Spreading Factor |