1000baseT/Full 지원 및 광고가 있지만 작동하지 않음

1000baseT/Full 지원 및 광고가 있지만 작동하지 않음

이와 같은 문제가 종료된 것으로 확인됩니다. 케이블 교체로 해결되었습니다. 이 문제가 있는데 하드웨어 문제가 아닌 것 같습니다. 내 sudo lshw -C 네트워크는 다음과 같습니다.

*-network                 
   description: Ethernet interface
   product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
   vendor: Realtek Semiconductor Co., Ltd.
   physical id: 0
   bus info: pci@0000:07:00.0
   logical name: enp7s0
   version: 07
   serial: b8:ca:3a:ca:44:6d
   size: 100Mbit/s
   capacity: 1Gbit/s
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
   configuration: autonegotiation=on broadcast=yes driver=r8168 driverversion=8.045.08-NAPI duplex=full ip=192.168.1.128 latency=0 link=yes multicast=yes port=twisted pair speed=100Mbit/s
   resources: irq:27 ioport:2000(size=256) memory:d1404000-d1404fff memory:d1400000-d1403fff

다음은 sudo ethtool enp7s0입니다.

Settings for enp7s0:
Supported ports: [ TP ]
Supported link modes:   10baseT/Half 10baseT/Full 
                        100baseT/Half 100baseT/Full 
                        1000baseT/Full 
Supported pause frame use: No
Supports auto-negotiation: Yes
Supported FEC modes: Not reported
Advertised link modes:  10baseT/Half 10baseT/Full 
                        100baseT/Half 100baseT/Full 
                        1000baseT/Full 
Advertised pause frame use: No
Advertised auto-negotiation: Yes
Advertised FEC modes: Not reported
Speed: 100Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 0
Transceiver: internal
Auto-negotiation: on
MDI-X: Unknown
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000033 (51)
               drv probe ifdown ifup
Link detected: yes

최근에 이전에 실행한 적이 있기 때문에 하드웨어 문제가 아니라고 생각할 수 있습니다(Ubuntu 18.04.2 LTS를 실행하는 동일한 노트북, 동일한 라우터 및 동일한 케이블). 이것은 sudo ethtool enps70입니다.

Settings for enp7s0:
Supported ports: [ TP ]
Supported link modes:   10baseT/Half 10baseT/Full 
                        100baseT/Half 100baseT/Full 
                        1000baseT/Full 
Supported pause frame use: No
Supports auto-negotiation: Yes
Supported FEC modes: Not reported
Advertised link modes:  10baseT/Half 10baseT/Full 
                        100baseT/Half 100baseT/Full 
                        1000baseT/Full 
Advertised pause frame use: No
Advertised auto-negotiation: Yes
Advertised FEC modes: Not reported
Speed: 1000Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 0
Transceiver: internal
Auto-negotiation: on
MDI-X: Unknown
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000033 (51)
               drv probe ifdown ifup
Link detected: yes

하지만 지금은 속도를 1000으로 설정할 수 없습니다.

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