{
  "name": "防火墙安全实验",
  "description": "防火墙1+路由器1+交换机1+服务器1+PC+MateBook+MatePad，安全策略与访问控制",
  "devices": [
    {"id":"fw1","type":"firewall","model":"USG6000","name":"FW","position":{"x":150,"y":80},"status":"running","interfaces":[{"name":"GE1/0/1","ip":"200.1.1.1/30","vlan":0},{"name":"GE1/0/2","ip":"10.0.0.1/30","vlan":0}],"vlans":[],"routes":[],"config":"外网→内网NAT+安全策略"},
    {"id":"r1","type":"router","model":"AR2220","name":"R1","position":{"x":320,"y":80},"status":"running","interfaces":[{"name":"GE0/0/1","ip":"10.0.0.2/30","vlan":0},{"name":"GE0/0/2","ip":"192.168.1.1/24","vlan":0}],"vlans":[],"routes":[{"destination":"200.1.1.0","mask":"255.255.255.252","nextHop":"10.0.0.1","interface":"GE0/0/1"}],"config":"静态路由指向防火墙"},
    {"id":"sw1","type":"switch","model":"S5700","name":"SW1","position":{"x":320,"y":220},"status":"running","interfaces":[{"name":"GE0/0/1","ip":"","vlan":0},{"name":"GE0/0/2","ip":"","vlan":0},{"name":"GE0/0/3","ip":"","vlan":0},{"name":"GE0/0/4","ip":"","vlan":0},{"name":"GE0/0/5","ip":"","vlan":0}],"vlans":[],"routes":[],"config":""},
    {"id":"sv1","type":"server","model":"Server","name":"Server","position":{"x":500,"y":360},"status":"running","interfaces":[{"name":"GE0/0/1","ip":"192.168.1.100/24","vlan":0}],"vlans":[],"routes":[],"config":"HTTP服务, gateway: 192.168.1.1"},
    {"id":"pc1","type":"pc","model":"PC","name":"PC","position":{"x":100,"y":360},"status":"running","interfaces":[{"name":"eth0","ip":"192.168.1.10/24","vlan":0}],"vlans":[],"routes":[],"config":"gateway: 192.168.1.1"},
    {"id":"lt1","type":"laptop","model":"MateBook","name":"MateBook","position":{"x":220,"y":360},"status":"running","interfaces":[{"name":"eth0","ip":"192.168.1.20/24","vlan":0}],"vlans":[],"routes":[],"config":"gateway: 192.168.1.1"},
    {"id":"tp1","type":"tablet","model":"MatePad","name":"MatePad","position":{"x":340,"y":360},"status":"running","interfaces":[{"name":"eth0","ip":"192.168.1.30/24","vlan":0}],"vlans":[],"routes":[],"config":"gateway: 192.168.1.1"}
  ],
  "links": [
    {"id":"l1","deviceAId":"fw1","portA":"GE1/0/2","deviceBId":"r1","portB":"GE0/0/1"},
    {"id":"l2","deviceAId":"r1","portA":"GE0/0/2","deviceBId":"sw1","portB":"GE0/0/1"},
    {"id":"l3","deviceAId":"sw1","portA":"GE0/0/2","deviceBId":"sv1","portB":"GE0/0/1"},
    {"id":"l4","deviceAId":"sw1","portA":"GE0/0/3","deviceBId":"pc1","portB":"eth0"},
    {"id":"l5","deviceAId":"sw1","portA":"GE0/0/4","deviceBId":"lt1","portB":"eth0"},
    {"id":"l6","deviceAId":"sw1","portA":"GE0/0/5","deviceBId":"tp1","portB":"eth0"}
  ]
}