"core switch" meaning in English

{
  "forms": [
    {
      "form": "core switches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "core switch (plural core switches)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "source": "w"
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      ],
      "glosses": [
        "A high-capacity switch usually at the core or backbone of a computer network, aggregating network traffic to the Internet or a WAN."
      ],
      "id": "en-core_switch-en-noun-w3ZDZxs0",
      "links": [
        [
          "computing",
          "computing"
        ],
        [
          "switch",
          "switch"
        ],
        [
          "Internet",
          "Internet"
        ],
        [
          "WAN",
          "WAN"
        ]
      ],
      "raw_glosses": [
        "(computing, networking) A high-capacity switch usually at the core or backbone of a computer network, aggregating network traffic to the Internet or a WAN."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "networking",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "core switch"
}

{
  "forms": [
    {
      "form": "core switches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "core switch (plural core switches)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
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      ],
      "glosses": [
        "A high-capacity switch usually at the core or backbone of a computer network, aggregating network traffic to the Internet or a WAN."
      ],
      "links": [
        [
          "computing",
          "computing"
        ],
        [
          "switch",
          "switch"
        ],
        [
          "Internet",
          "Internet"
        ],
        [
          "WAN",
          "WAN"
        ]
      ],
      "raw_glosses": [
        "(computing, networking) A high-capacity switch usually at the core or backbone of a computer network, aggregating network traffic to the Internet or a WAN."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "networking",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "core switch"
}