System-Administration

NYCU 112 spring, lectured by 蔡孟勳 Only critical parts recorded.

HW1

FreeBSD

HW2 - shell script

FreeBSD Write shell script to decode files. Details in hw2.sh

HW3 - file server & backup

FreeBSD

1. fill access control in sftp
2. customize log & create a service "sftp_watchd" with rc.
3. ZFS basic & backup (zfsbak)

HW4 - web server & firewall

Ubuntu

1. web server: http / http2 / http3
2. web server: access control
3. firewall: block ICMP / ssh / web
4. firewall: block after multiple failure