最近购得LINKSYS 802.11b 无线路由器，但本居室没有MODEM只有墙上即插即用的宽带，尽管我按说明进行设置，改动MAC ADDRESS，但是linksys 无线网卡只能找到路由器信号，无法连接到网络。无线网卡检测到别人的路由器信号则可上网。苦闷。请高手予以指导。I just like to know if my router has some problem?But when I lined it with the cable on the wall, the link light had some signal.