填空题
PBX;ONU
A、未结束或未确认的告警; B、未结束并已确认的告警; C、已结束并未确认的告警; D、未结束并未确认的告警
A.174.69.33.0/24 B.174.69.31.0/24 C.174.69.17.0/24 D.174.69.32.0/24
A.10.0.0.0-10.255.255.255 B.172.16.0.0-172.64.255.255 C.192.168.0.0-192.169.255.255 D.以上都是
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