Здравствуйте.
До момента написание статьи был инет и потом не стало

Сама локалка работает, но инет категорически отказывается работать

Сам сижу на ней удалённо через putty
В графическом окне, если навести на иконку сети в правом верхнем углу, то "проводная сеть" не активна.
Подскажите пожалуйста куда копать?
root@root:~$ ifconfig -a
eth0 Link encap:Ethernet HWaddr 90:2b:34:a0:54:17
inet addr:192.168.77.120 Bcast:192.168.77.255 Mask:255.255.255.0
inet6 addr: fe80::922b:34ff:fea0:5417/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:4804 errors:0 dropped:3 overruns:0 frame:0
TX packets:3290 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:480216 (480.2 KB) TX bytes:2144835 (2.1 MB)
lo Link encap:Локальная петля (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:846 errors:0 dropped:0 overruns:0 frame:0
TX packets:846 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:70865 (70.8 KB) TX bytes:70865 (70.8 KB)
root@root:~$ ip a ; ip r ; ip -s l ; nslookup ya.ru ; nslookup ya.ru 8.8.8.8 ; tracepath ya.ruip a ; ip r ; ip -s l ; nslookup ya.ru ; nslookup ya.ru 8.8.8.8 ; tracepath ya.ru
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 90:2b:34:a0:54:17 brd ff:ff:ff:ff:ff:ff
inet 192.168.77.120/24 brd 192.168.77.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::922b:34ff:fea0:5417/64 scope link
valid_lft forever preferred_lft forever
default via 192.168.77.1 dev eth0
169.254.0.0/16 dev eth0 scope link metric 1000
192.168.77.0/24 dev eth0 proto kernel scope link src 192.168.77.120
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
RX: bytes packets errors dropped overrun mcast
78317 936 0 0 0 0
TX: bytes packets errors dropped carrier collsns
78317 936 0 0 0 0
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000
link/ether 90:2b:34:a0:54:17 brd ff:ff:ff:ff:ff:ff
RX: bytes packets errors dropped overrun mcast
524537 5302 0 3 0 0
TX: bytes packets errors dropped carrier collsns
2259103 3654 0 0 0 0
;; connection timed out; no servers could be reached
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
Name: ya.ru
Address: 213.180.193.3
Name: ya.ru
Address: 213.180.204.3
Name: ya.ru
Address: 93.158.134.3
Usage: tracepath [-n] [-b] [-l <len>] [-p port] <destination>
default via 192.168.77.1 dev eth0
169.254.0.0/16 dev eth0 scope link metric 1000
192.168.77.0/24 dev eth0 proto kernel scope link src 192.168.77.120
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
RX: bytes packets errors dropped overrun mcast
86242 1036 0 0 0 0
TX: bytes packets errors dropped carrier collsns
86242 1036 0 0 0 0
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000
link/ether 90:2b:34:a0:54:17 brd ff:ff:ff:ff:ff:ff
RX: bytes packets errors dropped overrun mcast
575259 5812 0 4 0 0
TX: bytes packets errors dropped carrier collsns
2585627 4085 0 0 0 0
;; connection timed out; no servers could be reached
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
Name: ya.ru
Address: 213.180.193.3
Name: ya.ru
Address: 213.180.204.3
Name: ya.ru
Address: 93.158.134.3
gethostbyname2: Host name lookup failure
root@root:~$ ping ya.ru
ping: unknown host ya.ru
root@root:~$ ping 192.168.77.1
PING 192.168.77.1 (192.168.77.1) 56(84) bytes of data.
64 bytes from 192.168.77.1: icmp_seq=1 ttl=255 time=1.02 ms
64 bytes from 192.168.77.1: icmp_seq=2 ttl=255 time=1.34 ms
64 bytes from 192.168.77.1: icmp_seq=3 ttl=255 time=1.23 ms
64 bytes from 192.168.77.1: icmp_seq=4 ttl=255 time=0.922 ms
^C
--- 192.168.77.1 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3003ms
rtt min/avg/max/mdev = 0.922/1.131/1.343/0.168 ms
Пользователь решил продолжить мысль 10 Ноября 2015, 15:36:36:
В настройках сетевой карты /etc/network/interfaces стояла ститка. Закоментировал строки и всё заработало