Pretpostavljam T-Com adsl (nisi napisao koji ISP)?
Imaš par grešaka a nešto bi ja drugačije napravio:
1 - TCP/IP properties mrežne (fiksne postavke):
IP=192.168.1.100
Subnet=255.255.255.0
Gateway=192.168.1.1
DNS1=195.29.150.3
DNS2=195.29.149.196
2 - Postavke u routeru:
Otići pod DNS - DNS selection - Use user discovered DNS server only, user configuration:
Prefered DNS server: 195.29.150.3
Alternate DNS server: 195.29.149.196
Ja preferiram Connection on Demand sa disconect timerom na 30 min. I tako connect / reconnect traje niti 3 sec. U always on modu dolazi do "fantomskog" trošenja prometa zbog winsa i tcp/ip protokola (provjera dostupnosti hardwarea - usluge).