禁用IPV6的操作步骤 Step 1: add this rule in /etc/sysctl.conf : net.ipv6.conf.all.disable_ipv6=1 Step 2: add this rule in /etc/sysconfig/network: NETWORKING_IPV6=no Step 3: add this setting for each nic X (X is the corresponding number for each nic) in /etc/…