我很难让我的Intel Dual Band Wireless-AC 7260与全新安装的Ubuntu 16.04.3。一起使用。有与此类似的问题，但是我能找到的所有问题都是过时的。目前，它甚至没有显示任何要连接的网络。
这是其他帖子（例如，此帖子）使我相信的一些输出，它们将有助于解决此问题：
seth@desktop$ lspci -knn | grep Net -A2
04:00.0 Network controller [0280]: Intel Corporation Wireless 7260 [8086:08b1] (rev bb)
Subsystem: Intel Corporation Dual Band Wireless-AC 7260 [8086:4070]
Kernel driver in use: iwlwifi
seth@desktop:~$ uname -a
Linux desktop 4.10.0-42-generic #46~16.04.1-Ubuntu SMP Mon Dec 4 15:57:59 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
seth@desktop:~$ ls /lib/firmware/
3com htc_7010.fw iwlwifi-8000C-21.ucode rsi_91x.fw
4.10.0-28-generic htc_9271.fw iwlwifi-8000C-27.ucode rt2561.bin
4.10.0-42-generic i2400m-fw-usb-1.4.sbcf iwlwifi-8000C-31.ucode rt2561s.bin
a300_pfp.fw i2400m-fw-usb-1.5.sbcf iwlwifi-8265-21.ucode rt2661.bin
a300_pm4.fw i6050-fw-usb-1.5.sbcf iwlwifi-8265-22.ucode rt2860.bin
acenic i915 iwlwifi-8265-27.ucode rt2870.bin
adaptec intel iwlwifi-8265-31.ucode rt3070.bin
advansys intel-ucode kaweth rt3090.bin
agere_ap_fw.bin ipw2100-1.3.fw keyspan rt3290.bin
agere_sta_fw.bin ipw2100-1.3-i.fw keyspan_pda rt73.bin
amdgpu ipw2100-1.3-p.fw korg RTL8192E
ar3k ipw2200-bss.fw lbtf_usb.bin rtl_bt
ar5523.bin ipw2200-ibss.fw lgs8g75.fw rtl_nic
as102_data1_st.hex ipw2200-sniffer.fw libertas rtlwifi
as102_data2_st.hex isci liquidio s2250.fw
asihpi iwlwifi-1000-5.ucode Makefile s2250_loader.fw
ath10k iwlwifi-100-5.ucode matrox s5p-mfc.fw
ath3k-1.fw iwlwifi-105-6.ucode mellanox s5p-mfc-v6.fw
ath6k iwlwifi-135-6.ucode moxa s5p-mfc-v6-v2.fw
ath9k_htc iwlwifi-2000-6.ucode mrvl s5p-mfc-v7.fw
atmel iwlwifi-2030-6.ucode mt7601u.bin s5p-mfc-v8.fw
atmel_at76c504_2958.bin iwlwifi-3160-10.ucode mt7650.bin sb16
atmel_at76c504a_2958.bin iwlwifi-3160-12.ucode mts_cdma.fw scripts
atmsar11.fw iwlwifi-3160-13.ucode mts_edge.fw sdd_sagrad_1091_1098.bin
atusb iwlwifi-3160-16.ucode mts_gsm.fw slicoss
av7110 iwlwifi-3160-17.ucode mts_mt9234mu.fw sun
bnx2x iwlwifi-3160-7.ucode mts_mt9234zba.fw tehuti
brcm iwlwifi-3160-8.ucode mwl8k ti_3410.fw
carl9170-1.fw iwlwifi-3160-9.ucode mwlwifi ti_5052.fw
carl9170fw iwlwifi-3168-21.ucode myri10ge_eth_big_z8e.dat ti-connectivity
cavium iwlwifi-3168-22.ucode myri10ge_ethp_big_z8e.dat tigon
cbfw-3.2.1.1.bin iwlwifi-3168-27.ucode myri10ge_ethp_z8e.dat ti-keystone
cbfw-3.2.3.0.bin iwlwifi-3168-29.ucode myri10ge_eth_z8e.dat tlg2300_firmware.bin
cbfw-3.2.5.1.bin iwlwifi-3945-2.ucode myri10ge_rss_eth_big_z8e.dat ttusb-budget
cis iwlwifi-4965-2.ucode myri10ge_rss_ethp_big_z8e.dat ueagle-atm
configure iwlwifi-5000-5.ucode myri10ge_rss_ethp_z8e.dat usbdux
cpia2 iwlwifi-5150-2.ucode myri10ge_rss_eth_z8e.dat usbduxfast_firmware.bin
ct2fw-3.2.1.1.bin iwlwifi-6000-4.ucode netronome usbdux_firmware.bin
ct2fw-3.2.3.0.bin iwlwifi-6000g2a-5.ucode NPE-B usbduxsigma_firmware.bin
ct2fw-3.2.5.1.bin iwlwifi-6000g2a-6.ucode NPE-C v4l-cx231xx-avcore-01.fw
ctefx.bin iwlwifi-6000g2b-6.ucode nvidia v4l-cx23418-apu.fw
ctfw-3.2.1.1.bin iwlwifi-6050-5.ucode ositech v4l-cx23418-cpu.fw
ctfw-3.2.3.0.bin iwlwifi-7260-10.ucode phanfw.bin v4l-cx23418-dig.fw
ctfw-3.2.5.1.bin iwlwifi-7260-12.ucode qat_895xcc.bin v4l-cx2341x-dec.fw
ctspeq.bin iwlwifi-7260-13.ucode qat_895xcc_mmp.bin v4l-cx2341x-enc.fw
cxgb3 iwlwifi-7260-14.ucode qat_c3xxx.bin v4l-cx2341x-init.mpg
cxgb4 iwlwifi-7260-16.ucode qat_c3xxx_mmp.bin v4l-cx23885-avcore-01.fw
dsp56k iwlwifi-7260-17.ucode qat_c62x.bin v4l-cx25840.fw
dvb-fe-xc4000-1.4.1.fw iwlwifi-7260-7.ucode qat_c62x_mmp.bin v4l-pvrusb2-24xxx-01.fw
dvb-fe-xc5000-1.6.114.fw iwlwifi-7260-8.ucode qat_mmp.bin v4l-pvrusb2-29xxx-01.fw
dvb-fe-xc5000c-4.1.30.7.fw iwlwifi-7260-9.ucode qca vicam
dvb-usb-dib0700-1.20.fw iwlwifi-7265-10.ucode qcom vntwusb.fw
dvb-usb-it9135-01.fw iwlwifi-7265-12.ucode qed vpu_d.bin
dvb-usb-it9135-02.fw iwlwifi-7265-13.ucode ql2100_fw.bin vpu_p.bin
dvb-usb-terratec-h5-drxk.fw iwlwifi-7265-16.ucode ql2200_fw.bin vxge
ea iwlwifi-7265-17.ucode ql2300_fw.bin WHENCE.ubuntu
edgeport iwlwifi-7265-8.ucode ql2322_fw.bin whiteheat.fw
emi26 iwlwifi-7265-9.ucode ql2400_fw.bin whiteheat_loader.fw
emi62 iwlwifi-7265D-10.ucode ql2500_fw.bin wil6210.brd
ene-ub6250 iwlwifi-7265D-12.ucode r128 wil6210.fw
ess iwlwifi-7265D-13.ucode r8a779x_usb3_v1.dlmem wsm_22.bin
f2255usb.bin iwlwifi-7265D-16.ucode r8a779x_usb3_v2.dlmem yam
go7007 iwlwifi-7265D-17.ucode r8a779x_usb3_v3.dlmem yamaha
GPL-3 iwlwifi-7265D-21.ucode radeon zd1201-ap.fw
hfi1_dc8051.fw iwlwifi-7265D-22.ucode README zd1201.fw
hfi1_fabric.fw iwlwifi-7265D-27.ucode rp2.fw zd1211
hfi1_pcie.fw iwlwifi-7265D-29.ucode RS9113_AP_BT_DUAL_MODE.rps
hfi1_sbus.fw iwlwifi-8000C-13.ucode RS9113_WLAN_BT_DUAL_MODE.rps
hp iwlwifi-8000C-16.ucode RS9113_WLAN_QSPI.rps
上的信息此英特尔网站使我相信，iwlwifi-7260-14.ucode应该使这项工作，但它不是。
编辑：根据要求，输出更多命令：
seth@desktop:~$ rfkill list all
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
seth@desktop:~$ dmesg | grep iwl
[ 1.828348] iwlwifi 0000:04:00.0: enabling device (0000 -> 0002)
[ 1.844321] iwlwifi 0000:04:00.0: loaded firmware version 17.608620.0 op_mode iwlmvm
[ 1.856324] iwlwifi 0000:04:00.0: Detected Intel(R) Dual Band Wireless AC 7260, REV=0x144
[ 1.857417] iwlwifi 0000:04:00.0: L1 Disabled - LTR Enabled
[ 1.857637] iwlwifi 0000:04:00.0: L1 Disabled - LTR Enabled
[ 2.068873] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'
[ 2.069769] iwlwifi 0000:04:00.0 wlp4s0: renamed from wlan0
[ 2.228905] iwlwifi 0000:04:00.0: L1 Disabled - LTR Enabled
[ 2.229125] iwlwifi 0000:04:00.0: L1 Disabled - LTR Enabled
[ 2.439776] iwlwifi 0000:04:00.0: L1 Disabled - LTR Enabled
[ 2.439995] iwlwifi 0000:04:00.0: L1 Disabled - LTR Enabled
**编辑2：**和更多...
seth@desktop:~$ sudo iwlist scan
enp2s0 Interface doesn't support scanning.
lo Interface doesn't support scanning.
wlp4s0 Interface doesn't support scanning : Device or resource busy
seth@desktop:~$ iwconfig
enp2s0 no wireless extensions.
lo no wireless extensions.
wlp4s0 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=0 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
编辑3：还有更多...
seth@desktop:~$ dmesg | grep wlp
[ 2.069769] iwlwifi 0000:04:00.0 wlp4s0: renamed from wlan0
[ 2.226853] IPv6: ADDRCONF(NETDEV_UP): wlp4s0: link is not ready
[ 2.462231] IPv6: ADDRCONF(NETDEV_UP): wlp4s0: link is not ready
[ 2.571468] IPv6: ADDRCONF(NETDEV_UP): wlp4s0: link is not ready
从我们在聊天中的讨论中，没有发现其他错误，看来在连接PCIe mini-to-PCIe适配器时，天线线未连接或扭动。您打开计算机并牢固地连接了天线，并且无线设备正在工作！
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我来说两句