开启juniper防火墙邻居发现协议123456开启juniper防火墙邻居发现协议edit protocols lldp set interface all //在所有端口开启lldp或者set interface g0/0/0.1 //在g0/0/0.1接口上开启lldp 关闭juniper防火墙邻居发现协议123456edit protocols lldp set interface all disableedit protocols lldp set interface interface-name disable