{
  "id": "skill-area:tcp-ip-stack",
  "_kind": "SkillArea",
  "_file": "domain/skill-areas/skill-areas-expanded-2.yaml",
  "_cluster": "domain",
  "attributes": {
    "displayName": "TCP/IP Stack Implementation",
    "description": "Building or customizing TCP/IP stacks — Ethernet framing, ARP,\nIP routing, TCP state machines, UDP handling, and user-space\nnetworking frameworks like DPDK or netmap.\n",
    "expertiseLevels": [
      "expert",
      "authoritative"
    ]
  },
  "outgoingEdges": [
    {
      "from": "skill-area:tcp-ip-stack",
      "to": "specialization:network-programming",
      "kind": "applies_to",
      "attributes": {
        "confidence": "primary"
      }
    },
    {
      "from": "skill-area:tcp-ip-stack",
      "to": "domain:systems-programming",
      "kind": "applies_to",
      "attributes": {
        "confidence": "secondary"
      }
    },
    {
      "from": "skill-area:tcp-ip-stack",
      "to": "skill-area:tcp-tuning",
      "kind": "prerequisite_for_learning",
      "attributes": {
        "strength": "recommended"
      }
    },
    {
      "from": "skill-area:tcp-ip-stack",
      "to": "skill-area:network-protocol-implementation",
      "kind": "prerequisite_for_learning",
      "attributes": {
        "strength": "recommended"
      }
    }
  ],
  "incomingEdges": [
    {
      "from": "skill-area:network-protocol-implementation",
      "to": "skill-area:tcp-ip-stack",
      "kind": "prerequisite_for_learning",
      "attributes": {
        "strength": "recommended"
      }
    },
    {
      "from": "specialization:network-engineering",
      "to": "skill-area:tcp-ip-stack",
      "kind": "contains"
    }
  ]
}