My Tech Blog (옥텟)

01. IPv4 주소 A클래스에 대한 표준 네트워크 서브넷 마스크로 옳은 것은?⭕ ① 255.0.0.0 - A클래스❌ ② 255.255.0.0 - B클래스❌ ③ 255.255.255.0 - C클래스❌ ④ 255.255.255.255 - 이런 건 없음02. 다음 중 IP 주소가 B Class 이고, 전체를 하나의 네트워크망으로 사용하고자 할 때 적절한 서브넷 마스크 값은?❌ ① 255.0.0.0⭕ ② 255.255.0.0❌ ③ 255.255.255.0❌ ④ 255.255.255.25503. IP address 체계의 C class 의 기본 서브넷 마스크에 해당하는 것은?❌ ① 255.0.0.0❌ ② 255.255.0.0⭕ ③ 255.255.255.0❌ ④ 255.255.255.255 1. 서브넷 마스크(S..