我的联想 ThinkPad（ubuntu 16.04 LTS）无法连接到特定网络。其他设备可以连接到此网络，我的笔记本电脑也可以连接到其他 WiFi 网络。
我之前在另一个网络上遇到过同样的问题，如果我记得没错的话，我用类似于此帖子中的答案的方法修复了它： 无法连接到特定 Wi-Fi 网络
我再次尝试了这个建议和许多其他建议，但尝试了几个小时后，我还是没有找到解决方案。任何想法都非常欢迎。
输出lspci：
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 06)
08:00.0 Network controller: Intel Corporation Centrino Wireless-N 1000 [Condor Peak]
输出sudo lshw -c network：
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: enp2s0
version: 06
serial: f0:de:f1:5b:36:ee
size: 10Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl_nic/rtl8168e-2.fw latency=0 link=no multicast=yes port=MII speed=10Mbit/s
resources: irq:24 ioport:4000(size=256) memory:d0404000-d0404fff memory:d0400000-d0403fff
*-network
description: Wireless interface
product: Centrino Wireless-N 1000 [Condor Peak]
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:08:00.0
logical name: wlp8s0
version: 00
serial: 8c:a9:82:77:47:fc
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=4.4.0-34-generic firmware=39.31.5.1 build 35138 ip=192.168.43.70 latency=0 link=yes multicast=yes wireless=IEEE 802.11bg
resources: irq:28 memory:d1d00000-d1d01fff
输出rfkill list：
0: tpacpi_bluetooth_sw: Bluetooth
Soft blocked: yes
Hard blocked: no
2: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no