[root@controller01 ~]# vim /etc/sysctl.conf
[root@controller01 ~]# sysctl -p
net.ipv4.ip_forward = 1
sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-iptables: No such file or directory
sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-ip6tables: No such file or directory
net.ipv4.ip_nonlocal_bind = 1

[root@controller01 ~]# modprobe br_netfilter
[root@controller01 ~]# sysctl -w net.bridge.bridge-nf-call-iptables=1

net.bridge.bridge-nf-call-iptables = 1

[root@controller01 ~]# sysctl -p
net.ipv4.ip_forward = 1
net.bridge.bridge-nf-call-iptables = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.ipv4.ip_nonlocal_bind = 1
[root@controller01 ~]# 
 

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