---
argument_specs:
  main:
    options:
      gateway_enabled:
        description: "Enable gateway functionality"
        type: "bool"
        default: false
        required: false
      gateway_local_ipv4_subnet:
        description: "Local subnet CIDR for NAT and routing rules (e.g., '192.168.178.0/24')"
        type: "str"
        required: true
      gateway_local_ipv6_subnet:
        description: "Local IPv6 subnet CIDR for NAT and routing rules (e.g., '2a02:3102:4ced:ec00::/64')"
        type: "str"
        required: false
        default: ""
      gateway_router_interface:
        description: "Default route interface for direct routing mode"
        type: "str"
        default: "eth0"
        required: false