Что это значит? Самая правая лампочка, с надписью "Internet"

Это значит, что PPP соединение небыло установлено.
Включите лог устройства (Tools > Remote Log) после чего приведите сообщения системного лога со страницы Status > Log

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С уважением, Давыдов Денис.

Вот LOG

Jan 1 15:31:47 user crit kernel: eth0 Link UP.
Jan 1 15:31:47 user crit kernel: ADSL G.994 training
Jan 1 15:31:47 user crit kernel: ADSL G.992 started
Jan 1 15:31:47 user crit kernel: ADSL G.992 channel analysis
Jan 1 15:31:47 user crit kernel: ADSL link up, interleaved, us=509, ds=510
Jan 1 15:31:47 user crit kernel: ADSL link down
Jan 1 15:31:47 user crit kernel: ADSL G.994 training
Jan 1 15:31:47 user crit kernel: ADSL G.992 started
Jan 1 15:31:47 user crit kernel: ADSL G.992 channel analysis
Jan 1 15:31:47 user crit kernel: ADSL link up, interleaved, us=506, ds=510
Jan 1 15:31:47 user crit kernel: eth0 Link DOWN.
Jan 1 15:31:47 user crit kernel: eth0 Link UP.
Jan 1 15:31:47 user crit kernel: eth0 Link DOWN.
Jan 1 15:31:47 user crit kernel: eth0 Link UP.
Jan 1 15:31:47 user crit kernel: eth0 Link DOWN.
Jan 1 15:31:47 user crit kernel: eth0 Link UP.
Jan 1 15:31:47 user crit kernel: eth0 Link DOWN.
Jan 1 15:31:47 user crit kernel: eth0 Link UP.
Jan 1 15:31:47 user crit kernel: eth0 Link DOWN.
Jan 1 15:31:47 user crit kernel: eth0 Link UP.
Jan 1 15:31:49 daemon crit pppd[267]: PPP server detected.
Jan 1 15:31:49 daemon crit pppd[267]: PPP session established.
Jan 1 15:31:51 daemon crit pppd[267]: PPP LCP UP.
Jan 1 15:31:51 daemon err pppd[267]: User name and password authentication failed.
Jan 1 15:31:54 daemon crit pppd[267]: PPP server detected.
Jan 1 15:31:54 daemon crit pppd[267]: PPP session established.
Jan 1 15:31:56 daemon crit pppd[267]: PPP LCP UP.
Jan 1 15:31:56 daemon err pppd[267]: User name and password authentication failed.
Jan 1 15:31:59 daemon crit pppd[267]: PPP server detected.
Jan 1 15:31:59 daemon crit pppd[267]: PPP session established.
Jan 1 15:32:01 daemon crit pppd[267]: PPP LCP UP.
Jan 1 15:32:01 daemon err pppd[267]: User name and password authentication failed.
Jan 1 15:32:04 daemon crit pppd[267]: PPP server detected.
Jan 1 15:32:04 daemon crit pppd[267]: PPP session established.
Jan 1 15:32:06 daemon crit pppd[267]: PPP LCP UP.
Jan 1 15:32:06 daemon err pppd[267]: User name and password authentication failed.
Jan 1 15:32:09 daemon crit pppd[267]: PPP server detected.
Jan 1 15:32:09 daemon crit pppd[267]: PPP session established.
Jan 1 15:32:11 daemon crit pppd[267]: PPP LCP UP.
Jan 1 15:32:12 daemon err pppd[267]: User name and password authentication failed.

Из лога видно, что аутентификация заканчивается неудачей.
Проверьте правильность ввода логина/пароля.

_________________
С уважением, Давыдов Денис.

как неудачей, я же вхожу в сеть!!?

Всё разобрался, спасибо большое!