macOS의 ifconfig 인터페이스는 무엇입니까?

저는 MacBook Pro 15" 2018(Touch Bar)을 가지고 있습니다. 네트워크 포트가 많은 것 같습니다. 그것이 무엇인지/무엇을 하는지 알고 싶습니다. 조사를 좀 했지만 실제로는 모든 것을 알 수 없습니다. SCNetworkInterfaceInfo.UserDefinedName제가 찾은 정보 는 다음과 같습니다이 답변:

• ap1:?
• awdl0:?
• llw0:?
• utun0:?
• utun1:?
• lo0: 루프백(localhost)
• gif0: 소프트웨어 네트워크 인터페이스
• stf0: 6to4 터널 인터페이스
• en0: 물리적 무선
• en1: 천둥 1
• en2: 썬더볼트 2
• en3: 썬더볼트 3
• en4: 썬더볼트 4
• en5: iBridge/Apple T2 컨트롤러
• en6: 블루투스 팬
• en8: 아이폰 USB
• en9: 가상 머신 네트워크 인터페이스
• en10: 아이패드
• bridge0: 썬더 브릿지

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lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
gif0: flags=8010<POINTOPOINT,MULTICAST> mtu 1280
stf0: flags=0<> mtu 1280
en5: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
    status: active
ap1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> mtu 1500
    status: inactive
en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
    status: active
en3: flags=8963<UP,BROADCAST,SMART,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500
    status: inactive
en4: flags=8963<UP,BROADCAST,SMART,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500
    status: inactive
en1: flags=8963<UP,BROADCAST,SMART,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500
    status: inactive
en2: flags=8963<UP,BROADCAST,SMART,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500
    status: inactive
bridge0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
    options=63<RXCSUM,TXCSUM,TSO4,TSO6>
    Configuration:
        id 0:0:0:0:0:0 priority 0 hellotime 0 fwddelay 0
        maxage 0 holdcnt 0 proto stp maxaddr 100 timeout 1200
        root id 0:0:0:0:0:0 priority 0 ifcost 0 port 0
        ipfilter disabled flags 0x0
    member: en1 flags=3<LEARNING,DISCOVER>
            ifmaxaddr 0 port 9 priority 0 path cost 0
    member: en2 flags=3<LEARNING,DISCOVER>
            ifmaxaddr 0 port 10 priority 0 path cost 0
    member: en3 flags=3<LEARNING,DISCOVER>
            ifmaxaddr 0 port 7 priority 0 path cost 0
    member: en4 flags=3<LEARNING,DISCOVER>
            ifmaxaddr 0 port 8 priority 0 path cost 0
    nd6 options=201<PERFORMNUD,DAD>
    status: inactive
awdl0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500
    status: active
llw0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
    status: active
utun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1380
utun1: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 2000
en10: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
    status: active
en8: flags=8822<BROADCAST,SMART,SIMPLEX,MULTICAST> mtu 1500
    status: inactive