The DNS provides rich and convenient OM functions to facilitate the
maintenance and ensure proper operation of the DNS. The DNS can be
maintained by using the LMT or M2000. Figure 1 shows the OM system of the DNS.

Figure 1 OM system of the DNS


http://localhost:7904/pages/31185199/02/31185199/02/resources/figure/DNS-fig2.png

The DNS provides following OM methods

• Local maintenance through the LMT: This method is applicable to original system installation and fault locati

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