Cấu hình access list block địa chi ip tấn công 118.123.178.29 sau khi nghi nhận log gây mất kết nối ssh của mấy anh hàng xóm.
16-Apr-2025 10:17:18 :%SSHD-I-SSHSUCC: Connection ID 21 – SSH Session request from 118.123.178.29 port 57771 to Local address 10.11.88.1 port 22, username ‘taobao’ using crypto cipher aes128-gcm@openssh.com, hmac succeeded.
16-Apr-2025 10:16:41 :%SSHD-I-SHUTDWN: Connection ID 19 – from 118.123.178.29 port 46521 closed. Reason: idle connection timeout expired
16-Apr-2025 10:15:39 :%SSHD-I-SHUTDWN: Connection ID 19 – from 118.123.178.29 port 54749 closed. Reason: Connection closed
- show access-lists
- Extended IP access list hack
- deny ip host 118.123.178.29 any ace-priority 20
- permit ip any any ace-priority 40
- interface vlan xx
- ip address 172.16.xx.1 255.255.255.0
- service-acl input hack