Câu 65: XK0-005: CompTIA Linux+
A Linux user reported the following error after trying to connect to the system remotely: ssh: connect to host 10.0.1.10 port 22: Resource temporarily unavailableThe Linux systems administrator executed the following commands in the Linux system while trying to diagnose this issue: Which of the following commands will…
Nội dung câu hỏi
A Linux user reported the following error after trying to connect to the system remotely: ssh: connect to host 10.0.1.10 port 22: Resource temporarily unavailableThe Linux systems administrator executed the following commands in the Linux system while trying to diagnose this issue: Which of the following commands will resolve this issue?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. firewall-cmd --zone=public --permanent --add-service=22
- B. systemctl enable firewalld; systemctl restart firewalld
- C. firewall-cmd --zone=public --permanent --add-service=ssh — đáp án hiện tại
- D. firewall-cmd --zone=public --permanent --add-port=22/udp
Cộng đồng
0 bình luận công khai. Tên thành viên được ẩn một phần.