我已经在我闲置的 ThinkPad 上安装了 Slackware64，一切都很好，除了使用以太网时的网络速度，我的最高速度约为 50KB/s，使用 WiFi 时我得到 2MB/s，我在使用期间获得了 Intel e1000e 驱动程序安装（自动），所以我与选择驱动程序无关。我不知道 ThinkPad 的具体网卡是什么，但应该是以下之一：
- 英特尔(R) 82566MC
- 英特尔(R) 82566MM
- 英特尔(R) PRO/1000 PL
看来 e1000e 驱动程序对于这些卡来说是正确的（？）我该如何解决此问题？
dmesg 输出（仅与网络相关的内容）：
[ 0.000000] Linux version 5.15.19 ([email protected]) (gcc (GCC) 11.2.0, GNU ld version 2.37-slack15) #1 SMP PREEMPT Wed Feb 2
[ 0.376094] NET: Registered PF_INET protocol family
[ 0.376461] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
[ 0.378385] tcp_listen_portaddr_hash hash table entries: 2048 (order: 3, 32768 bytes, linear)
[ 0.379570] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
[ 0.379797] TCP bind hash table entries: 32768 (order: 7, 524288 bytes, linear)
[ 0.380145] TCP: Hash tables configured (established 32768 bind 32768)
[ 0.380398] MPTCP token hash table entries: 4096 (order: 4, 98304 bytes, linear)
[ 0.380532] UDP hash table entries: 2048 (order: 4, 65536 bytes, linear)
[ 0.380670] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes, linear)
[ 0.380835] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 6.032325] e1000e: Intel(R) PRO/1000 Network Driver
[ 6.032428] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[ 6.032701] e1000e 0000:00:19.0: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode
[ 6.196219] thinkpad_acpi: Lenovo ThinkPad T61p, model 6457BPG
[ 6.196738] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[ 6.210006] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[ 6.335131] e1000e 0000:00:19.0 eth0: (PCI Express:2.5GT/s:Width x1) 00:21:86:52:e2:96
[ 6.335252] e1000e 0000:00:19.0 eth0: Intel(R) PRO/1000 Network Connection
[ 6.335382] e1000e 0000:00:19.0 eth0: MAC: 6, PHY: 6, PBA No: 1008FF-0FF
[ 6.430919] r592: driver successfully loaded
[ 6.588644] r852: driver loaded successfully
[ 6.739461] iwl4965: Intel(R) Wireless WiFi 4965 driver for Linux, in-tree:
[ 6.739569] iwl4965: Copyright(c) 2003-2011 Intel Corporation
[ 6.739741] iwl4965 0000:03:00.0: can't disable ASPM; OS doesn't have ASPM control
[ 6.740057] iwl4965 0000:03:00.0: Detected Intel(R) Wireless WiFi Link 4965AGN, REV=0x4
[ 6.789981] iwl4965 0000:03:00.0: device EEPROM VER=0x36, CALIB=0x5
[ 6.790083] iwl4965 0000:03:00.0: Tunable channels: 13 802.11bg, 19 802.11a channels
[ 6.905925] iwl4965 0000:03:00.0: loaded firmware version 228.61.2.24
[ 6.906440] ieee80211 phy0: Selected rate control algorithm 'iwl-4965-rs'
[ 6.997414] intel_powerclamp: No package C-state available
[ 7.011395] intel_powerclamp: No package C-state available
[ 12.298270] NET: Registered PF_INET6 protocol family
[ 12.314728] Segment Routing with IPv6
[ 12.314732] RPL Segment Routing with IPv6
[ 12.314747] In-situ OAM (IOAM) with IPv6
[ 25.331509] e1000e 0000:00:19.0 eth0: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None
[ 25.331674] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 26.306170] 8021q: 802.1Q VLAN Support v1.8
[ 28.581493] e1000e 0000:00:19.0 eth0: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None
[ 86.122694] wlan0: authenticate with 7e:45:58:3e:89:fc
[ 86.138421] wlan0: send auth to 7e:45:58:3e:89:fc (try 1/3)
[ 86.145036] wlan0: authenticated
[ 86.146073] wlan0: associate with 7e:45:58:3e:89:fc (try 1/3)
[ 86.151193] wlan0: RX AssocResp from 7e:45:58:3e:89:fc (capab=0x1511 status=0 aid=3)
[ 86.171400] wlan0: associated
[ 86.171464] wlan0: Limiting TX power to 23 (23 - 0) dBm as advertised by 7e:45:58:3e:89:fc
[ 86.210160] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 105.544152] wlan0: deauthenticating from 7e:45:58:3e:89:fc by local choice (Reason: 3=DEAUTH_LEAVING)
[ 125.315396] fuse: init (API version 7.34)
[ 1416.229394] iwl4965 0000:03:00.0: RF_KILL bit toggled to disable radio.
[ 1416.231136] iwl4965 0000:03:00.0: Not sending command - RF KILL
[ 1416.231148] iwl4965 0000:03:00.0: Error sending C_RXON: enqueue_hcmd failed: -5
[ 1416.231156] iwl4965 0000:03:00.0: Error setting new RXON (-5)
[ 1530.599207] e1000e 0000:00:19.0 eth0: NIC Link is Down
[ 1535.920415] e1000e 0000:00:19.0 eth0: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None
[ 1535.920575] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
ifconfig 输出：
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.152 netmask 255.255.255.0 broadcast 192.168.1.255
ether 00:21:86:52:e2:96 txqueuelen 1000 (Ethernet)
RX packets 58571 bytes 41168159 (39.2 MiB)
RX errors 21118 dropped 0 overruns 0 frame 11996
TX packets 31800 bytes 9629606 (9.1 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 20 memory 0xfe200000-fe220000
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 35 bytes 2474 (2.4 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 35 bytes 2474 (2.4 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
ethtool eth0 输出：
Settings for eth0:
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
Auto-negotiation: on
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
MDI-X: on (auto)
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000007 (7)
drv probe link
Link detected: yes