명작게임 삼국지 6

- 저작권에 침해된다면 삭제 권고 부탁드립니다.

프로그램 실행하고 OS가 있는 폴더를 지정한다.

GO를 클릭한다.

여기까지가 3C데몬을 이용하여 1개의 PC를 TFTP 서버로 활성화한 상태이다.

시스코 스위치에서 아래 명령어를 입력한다.

POS3650_3F_36#copy tftp flash:
Address or name of remote host [10.197.240.100]? 
Source filename [cat3k_caa-universalk9.16.09.06.SPA]? cat3k_caa-universalk9.16.09.06.SPA.bin
Destination filename [cat3k_caa-universalk9.16.09.06.SPA.bin]? 
Accessing tftp://10.197.240.100/cat3k_caa-universalk9.16.09.06.SPA.bin...
Loading cat3k_caa-universalk9.16.09.06.SPA.bin from 10.197.240.100 (via Vlan240): !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[OK - 450568480 bytes]

※ copy tftp flash: 명령어를 입력하고 서버IP, 파일명을 입력하고 엔터엔터... 하면 !!!를 출력하며 파일이 전송된다.

데이터가 전송이 완료 될 때까지 기다린다.

완료 이후 스위치에서 boot system switch all flash:cat3k_caa-universalk9.16.09.06.SPA.bin 명령어로 부팅OS를 지정하고 재부팅한다

재부팅 명령어 : reload

show version 명령어를 통해 OS 버전이 업그레이드 된 것을 확인 할 수 있다.

firewall-cmd --permanent --add-service=https
firewall-cmd --permanent --add-port=443/tcp
firewall-cmd --reload
firewall-cmd --list-all
#
[root@localhost ~]# firewall-cmd --list-all
 public (active)
 target: default 
 icmp-block-inversion: no
 interfaces: wlp1s0
 sources:
 services: dhcpv6-client http https mysql ssh
 ports: 443/tcp 80/tcp
 protocols:
 masquerade: no
 forward-ports:
 source-ports:
 icmp-blocks:
 rich rules:
#

iptables -A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
iptables -A INPUT -p tcp -m tcp --dport 22:30 -j DROP
순차 적용으로 인해 22 포트는 허용, 23~30 포트는 차단 
(-s 출발지 -d 목적지)
iptables -nL --line-number
iptables -D INPUT 6