时间同步服务器chrony+PPTP
chrony配置:
systemctl stop ntpdate.service ntpd.service systemctl disable ntpdate.service ntpd.service yum install -y chrony vim /etc/chrony.conf
systemctl restart chronyd.service
systemctl enable chronyd.service
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PPTP安装配置
curl -o /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo yum -y install pptpd #vim /etc/pptpd.conf #localip 本机公网IP #remoteip 分配给vpn客户端的地址,一般是内网网段地址 #localip 10.0.0.62 #remoteip 172.16.1.100-110 sed -i '$a localip 10.0.0.62\nremoteip 172.16.1.100-110' /etc/pptpd.conf # 添加VPN登陆用户 #vim /etc/ppp/chap-secrets #oldboy * 123456 * sed -i '$a oldboy * 123456 *' /etc/ppp/chap-secrets systemctl restart pptpd.service systemctl enable pptpd.service #设置内核转发让你直接访问内网服务器 echo "net.ipv4.ip_forward = 1" >> /etc/sysctl.conf sysctl -p
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VPN企业案例:记录登录用户名日志
cat /etc/ppp/ip-up ………… echo "$PEERNAME 分配IP: $5 登录IP: $6 登录时间: `date -d today +%F_%T`" >> /var/log/pptpd.log exit 0 cat /etc/ppp/ip-down ………… echo "$PEERNAME 下线IP: $6 下线时间: `date -d today +%F_%T`" >> /var/log/pptpd.log exit 0