tab.json

{
 "info": {"version": 1, "license": "GPL-2.1-or-later", "author": "Cyril Hrubis <metan@ucw.cz>"},
 "layout": {
  "rows": 3,
  "align": "fill",
  "widgets": [
   {
    "type": "frame",
    "title": "Link status",
    "halign": "fill",
     "widget": {
     "rows": 3,
     "widgets": [
      {
       "cols": 2,
       "rows": 2,
       "border": "none",
       "widgets": [
        {"type": "label", "tattr": "bold", "text": "link:"},
        {"type": "label", "tattr": "bold", "text": "brd:"},
        {"type": "label", "tattr": "mono", "text": "00:00:00:00:00:00", "uid": "link_addr"},
        {"type": "label", "tattr": "mono", "text": "00:00:00:00:00:00", "uid": "link_brd"}
       ]
      },
      {
       "cols": 2,
       "border": "none",
       "widgets": [
        {"type": "label", "tattr": "bold", "text": "mtu:"},
        {"type": "label", "text": "00000", "uid": "mtu"}
       ]
      },
      {"type": "label", "text": "", "uid": "flags"}
     ]
    }
   },
   {
    "type": "frame",
    "halign": "fill",
    "title": "IPV4",
    "widget": {
     "uid": "ipv4",
     "rows": 0
    }
   },
   {
    "type": "frame",
    "halign": "fill",
    "title": "IPV6",
    "widget": {
     "uid": "ipv6",
     "rows": 0
    }
   }
  ]
 }
}