--Chrome%20'ERR_ADDRESS_UNREACHABLE'.png)
b几个月来我一直在运行 UBUNTU 16.04 和 Windows 7 双启动。我最近让软件更新程序进行例行更新，然后重新启动。之后，chrome（ERR_ADDRESS_UNREACHABLE）和 firefox（未找到服务器）都开始对非“安全”的网络站点给出错误。问题只出现在 Ubuntu 中，在 Windows 中，两种浏览器仍然运行正常。我使用过的两个特定站点是“news.google.com”和“match.com”。此外，“apt-get update”无法访问所有软件站点。我了解的还不够多，无法找到问题所在。请帮忙。
jmb@jmb:~$ cat /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
jmb@jmb:~$ sudo service networking restart
[sudo] password for jmb:
jmb@jmb:~$
有线以太网输出
jmb@jmb:~$ ifconfig
enp2s0 Link encap:Ethernet HWaddr 68:f7:28:e1:7b:4e
inet6 addr: 2601:681:4500:574b:186f:5771:d777:1766/64 Scope:Global
inet6 addr: fe80::6d87:6d17:7156:1643/64 Scope:Link
inet6 addr: 2601:681:4500:574b::ffd6/128 Scope:Global
inet6 addr: 2601:681:4500:574b:a46b:c8f5:9bcb:8703/64 Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:69 errors:0 dropped:0 overruns:0 frame:0
TX packets:103 errors:0 dropped:47 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:10056 (10.0 KB) TX bytes:14021 (14.0 KB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:1411 errors:0 dropped:0 overruns:0 frame:0
TX packets:1411 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:114036 (114.0 KB) TX bytes:114036 (114.0 KB)
无线输出
jmb@jmb:~$ ifconfig
enp2s0 Link encap:Ethernet HWaddr 68:f7:28:e1:7b:4e
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:1649 errors:0 dropped:0 overruns:0 frame:0
TX packets:1649 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:150581 (150.5 KB) TX bytes:150581 (150.5 KB)
wlp4s0 Link encap:Ethernet HWaddr d8:5d:e2:64:83:03
inet6 addr: 2601:681:4500:574b:8803:1bd:cdb0:3a91/64 Scope:Global
inet6 addr: 2601:681:4500:574b::7c0b/128 Scope:Global
inet6 addr: fe80::c79:68f8:ae1f:4168/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:3012 errors:0 dropped:2 overruns:0 frame:0
TX packets:2730 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1969317 (1.9 MB) TX bytes:541691 (541.6 KB)
jmb@jmb:~$ iwconfig
lo no wireless extensions.
wlp4s0 IEEE 802.11 ESSID:"BISHOP"
Mode:Managed Frequency:2.462 GHz Access Point: 5C:8F:E0:5E:5A:3C
Bit Rate=72.2 Mb/s Tx-Power=20 dBm
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Power Management:off
Link Quality=59/70 Signal level=-51 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:7 Missed beacon:0
enp2s0 no wireless extensions.
jmb@jmb:~$ sudo lshw -C network
[sudo] password for jmb:
*-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: 10
serial: 68:f7:28:e1:7b:4e
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=rtl8168g-3_0.0.1 04/23/13 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
resources: irq:42 ioport:2000(size=256) memory:f0a04000-f0a04fff memory:f0a00000-f0a03fff
*-network
description: Wireless interface
product: RTL8723BE PCIe Wireless Network Adapter
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:04:00.0
logical name: wlp4s0
version: 00
serial: d8:5d:e2:64:83:03
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8723be driverversion=4.8.0-58-generic firmware=N/A latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: irq:49 ioport:1000(size=256) memory:f0800000-f0803fff
jmb@jmb:~$ dkms status
jmb@jmb:~$
这是今天的有线 ifconfig
jmb@jmb:~$ ifconfig
enp2s0 Link encap:Ethernet HWaddr 68:f7:28:e1:7b:4e
inet addr:10.0.0.129 Bcast:10.0.0.255 Mask:255.255.255.0
inet6 addr: 2601:681:4500:574b:758e:b886:578d:f23e/64 Scope:Global
inet6 addr: fe80::6d87:6d17:7156:1643/64 Scope:Link
inet6 addr: 2601:681:4500:574b::ffd6/128 Scope:Global
inet6 addr: 2601:681:4500:574b:a46b:c8f5:9bcb:8703/64 Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:67242 errors:0 dropped:4 overruns:0 frame:0
TX packets:28635 errors:0 dropped:47 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:90905501 (90.9 MB) TX bytes:5601688 (5.6 MB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:3638 errors:0 dropped:0 overruns:0 frame:0
TX packets:3638 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:338836 (338.8 KB) TX bytes:338836 (338.8 KB)