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Operations and maintenance centre
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<p>In <a href="/facts/Mobile_network/8zA0jQJ9">mobile networks</a>, an operation and maintenance center is the central location to operate and maintain the network. </p><p>There are various types of OMCs depending on the functionality: </p> <ul><li>OMC-B (for maintaining <a href="/facts/Node_B/W8JAjqxr">Node B</a>)</li> <li>OMC-R (radio. for maintaining <a href="/facts/Radio_Network_Controller/kHofdQGC">RNC</a>)</li> <li><a href="/facts/UMTS/lhy2RrMw">UMTS</a> OMC-U</li> <li><a href="/facts/GPRS/c4SJD7ov">GPRS</a> OMC-G</li> <li>OMC-DO</li> <li>OMC-IP</li></ul>