koukam do manualu a nevim presne co sviti, ale bude to asi toto

Internet LED Is Red
If the Internet LED is red, the device was unable to connect to the Internet. Verify the
following:
• Check that your login credentials are correct, or that the information you entered on the
Basic Settings screen is correct.
• Check with your ISP to verify that the multiplexing method, VPI, and VCI settings on the
ADSL settings screen are correct.
• Check if your ISP has a problem—it might not be that the modem router cannot connect
to the Internet but , rahter that your ISP that cannot provide an Internet connection.