Unless you check its not clear whether you have a connection, a Hub or a Cabling problem - or just a Wifi issue. You can get a RJ45 ethernet connector to fit any port you laptop actually has - and 20-50m runs of Cat5e or better cable are less than a tenner.
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John
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I do not work for VM. My services: HD TV on VIP (+ Sky Sports & Movies & BT sport), x3 V6 boxes (1 wired 2 WiFi,) SH2 in modem mode with Airport Extreme Router +2 Airport Express's. On VIVID200, Talk Anytime Phone, x2 Mobile SIM only iPhones.