{
  "comment": " Multilayer topology description and configuration",
  "restrictSwitches": true,
  "restrictLinks": true,

  "switchConfig":
             [
               { "nodeDpid" : "of:0000000000000001", "name": "Dallas-R1", "type": "Router_SR", "allowed": true,
                 "latitude": 80.80, "longitude": 90.10,
                 "params": { "routerIp": "192.168.0.1/32",
                             "routerMac": "00:00:01:01:01:80",
                             "nodeSid": 101,
                             "isEdgeRouter" : true,
                             "adjacencySids": [
                                               { "ports": [ 4, 5 ], "adjSid": 10234 },
                                               { "ports": [ 6, 7 ], "adjSid": 29019 }
                                               ],
                             "subnets": [
                                         { "portNo": 1, "subnetIp": "10.0.1.128/24" }
                                         ]
                             }
                 },

               { "nodeDpid": "of:0000000000000002", "name": "Dallas-R2", "type": "Router_SR", "allowed": true,
                 "latitude": 80.80, "longitude": 90.10,
                 "params": { "routerIp": "192.168.0.2/32",
                             "routerMac": "00:00:02:02:02:80",
                             "nodeSid": 102,
                             "isEdgeRouter" : false,
                             "adjacencySids": [
                                               { "ports": [ 1, 2 ], "adjSid": 12453 },
                                               { "ports": [ 2, 3 ], "adjSid": 23333 },
                                               { "ports": [ 3, 1 ], "adjSid": 22233 }
                                               ]
                             }
                 },

               { "nodeDpid": "of:0000000000000003", "name": "Dallas-R3", "type": "Router_SR", "allowed": true,
                 "latitude": 80.80, "longitude": 90.10,
                 "params": { "routerIp": "192.168.0.3/32",
                             "routerMac": "00:00:03:03:03:80",
                             "nodeSid": 103,
                             "isEdgeRouter" : false
                             }
                 },

		{ "nodeDpid": "of:0000000000000004", "name": "Dallas-R4", "type": "Router_SR", "allowed": true,
                 "latitude": 80.80, "longitude": 90.10,
                 "params": { "routerIp": "192.168.0.4/32",
                             "routerMac": "00:00:04:04:04:80",
                             "nodeSid": 104,
                             "isEdgeRouter" : false
                             }
                 },

		{ "nodeDpid": "of:0000000000000005", "name": "Dallas-R5", "type": "Router_SR", "allowed": true,
                 "latitude": 80.80, "longitude": 90.10,
                 "params": { "routerIp": "192.168.0.5/32",
                             "routerMac": "00:00:05:05:05:80",
                             "nodeSid": 105,
                             "isEdgeRouter" : false
                             }
                 },

		{ "nodeDpid": "of:0000000000000006", "name": "Dallas-R6", "type": "Router_SR", "allowed": true,
                 "latitude": 80.80, "longitude": 90.10,
                 "params": { "routerIp": "192.168.0.6/32",
                             "routerMac": "00:00:07:07:07:80",
                             "nodeSid": 106,
                             "isEdgeRouter" : true,
                             "subnets": [
                                         { "portNo": 1, "subnetIp": "7.7.7.128/24" }
                                         ]
                             }
                 }

               ]
}