LVS NAT
TOPOLOGY:NODE 1 (director)
#sysctl -p
eth0 DIP:192.168.0.19
eth0:1VIP:202.10.0.254
装包
#yum -y install ipvsadm
开启转发
# sysctl -p
net.ipv4.ip_forward = 1
加载模块
modprobeiptable_nat
使用ipvsadm 添加规则
ipvsadm -A -t 202.10.0.254:80 -s rr -----(-A)添加虚拟服务器 (-t )给谁添加服务器(rr)轮询
ipvsadm -a -t 202.10.0.254:80 -r 192.168.0.17:80-m --(-a)添加真实服务器(192.168.0.7)-m nat
ipvsadm -a -t 202.10.0.254:80 -r 192.168.0.16:80-m --添加真实服务器(192.168.0.8)
ipvsadm -l -n 查看规则
ipvsadm -l -n --stats查看包的进出状态
NODE 2 (real server)
#yum –y install httpd
route add default gw 192.168.0.19
echo this is node2 >/var/www/html/index.html
NODE 3 (real server)
#yum –y install httpd
route add default gw 192.168.0.19
echo this is node3 >/var/www/html/index.html
测试:links -dump http://202.10.0.254
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