临时生效
echo 0 > /proc/sys/net/ipv4/conf/all/rp_filter
echo 0 > /proc/sys/net/ipv4/conf/br0/rp_filter
echo 0 > /proc/sys/net/ipv4/conf/br1/rp_filter
永久生效
[root@database ~]# cat /etc/sysctl.conf
net.ipv4.conf.all.rp_filter = 0
net.ipv4.conf.br0.rp_filter = 0
net.ipv4.conf.br1.rp_filter = 0
[root@database ~]# sysctl -p