==================重新啟動
 sudo systemctl stop serial-getty@ttyS0.service
 
 sudo systemctl disable serial-getty@ttyS0.service

 sudo cp /etc/resolv.conf.bak /etc/resolv.conf

 sudo /etc/init.d/networking restart

 sudo systemctl stop noip2.service
 sudo systemctl status noip2.service
 sudo systemctl start noip2.service

 sudo systemctl restart xl2tpd.service
 sudo systemctl restart ipsec.service
==================重新啟動

==================備份壓縮
 tar -zcf /var/backups/home.tgz /home/

 tar -zcf varx96.tgz /var/www/html/x96/

 tar -zcf /var/www/html/x96/home.tgz /home/hckao/
==================備份壓縮


==================阻擋ping

 sudo iptables -A INPUT -p ICMP --icmp-type 8 -j DROP

==================阻擋ping


==================更改ip
sudo nano /etc/ipsec.conf

sudo nano /etc/ipsec.d/ikev2.conf

sudo nano /etc/xl2tpd/xl2tpd.conf
==================更改ip


==================增加使用者
L2tp
sudo cat /etc/ppp/chap-secrets


ipsec

su
cd /etc/ipsec.d
nano passwd

指令
openssl passwd -1 'your_vpn_password_1'
實際操作
hckao@x96:/etc$ sudo openssl passwd -1 kbt236



ikev2在home目錄裡面

==============增加使用者=====

==============mrtg教學=====

首次
sudo cfgmaker --global "WorkDir: /var/www/html/mrtg" \
              --global "Options[_]: growright,bits" \
              kbt236@asuskao.ddns.net | grep -v "/var/www/html/mrtg" > /etc/mrtg.cfg

新增第二台機器
sudo cfgmaker --global "WorkDir: /var/www/html/mrtg" \
              --global "Options[_]: growright,bits" \
              kbt236@kaovpn.ddns.net | grep -v "/var/www/html/mrtg" >> /etc/mrtg.cfg


indexmaker /etc/mrtg.cfg > /var/www/html/mrtg/index.html

==============mrtg教學=====


==============log file 教學 =====
56 23 26 * * sudo cp /var/log/auth.log /var/www/html/vpn/daily/backup/01-auth-all_$(date '+%Y%m%d').log
56 23 26 * * sudo cp /var/log/syslog /var/www/html/vpn/daily/backup/01-syslog-all_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/syslog | grep l2tp > /var/www/html/vpn/daily/backup/02-syslog-l2tp_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/syslog | grep pppd > /var/www/html/vpn/daily/backup/03-syslog-pppd_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/syslog | grep openvpn > /var/www/html/vpn/daily/backup/04-syslog-openvpn_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/syslog | grep established > /var/www/html/vpn/daily/backup/051-上線時間_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/syslog | grep control_finish > /var/www/html/vpn/daily/backup/052-結束時間_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/syslog | grep minutes > /var/www/html/vpn/daily/backup/053-連線時間_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep traffic > /var/www/html/vpn/daily/backup/054-使用流量_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep instance > /var/www/html/vpn/daily/backup/055-上線離線時間_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep responding > /var/www/html/vpn/daily/backup/06-user-ip_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep ADDR > /var/www/html/vpn/daily/backup/061-使用者區域網路ip_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep traffic > /var/www/html/vpn/daily/backup/07-user-traffic_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep ikev > /var/www/html/vpn/daily/backup/08-ikev-all_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep psk > /var/www/html/vpn/daily/backup/09-psk-all_$(date '+%Y%m%d').log
56 23 26 * * sudo cat /var/log/auth.log | grep l2tp > /var/www/html/vpn/daily/backup/10-l2tp-all_$(date '+%Y%m%d').log
==============log file 教學 =====

============== 教學網站 =====

https://github.com/hwdsl2/setup-ipsec-vpn/blob/master/README-zh.md
中文

配置 IKEv2 VPN 客户端（推荐）
https://github.com/hwdsl2/setup-ipsec-vpn/blob/master/docs/ikev2-howto-zh.md

配置 IPsec/L2TP VPN 客户端
https://github.com/hwdsl2/setup-ipsec-vpn/blob/master/docs/clients-zh.md

配置 IPsec/XAuth ("Cisco IPsec") VPN 客户端
https://github.com/hwdsl2/setup-ipsec-vpn/blob/master/docs/clients-xauth-zh.md




============== 教學網站 =====


==============log file 教學 =====

sudo cat /var/log/auth.log | grep ssh > /var/www/html/x96/authssh.txt 
sudo cat /var/log/auth.log | grep l2tp > /var/www/html/x96/auth_l2tp.txt
sudo cat /var/log/auth.log | grep ike > /var/www/html/x96/auth_ikev2.txt
sudo cat /var/log/auth.log | grep ipsec > /var/www/html/x96/auth_ipsec.txt
sudo cat /var/log/auth.log | grep ike > /var/www/html/x96/auth__ikev2.txt


sudo cat /var/log/syslog | grep pptp > /var/www/html/x96/syslog_pptp.txt
sudo cat /var/log/syslog | grep ppp > /var/www/html/x96/syslog_ppp.txt

==============log file 教學 =====


 
============== Transmission BT 教學 =====

service transmission-daemon start


service transmission-daemon stop

http://192.168.9.249:9091/transmission

============== Transmission BT 教學 =====
