My NTL cable modem had a USB and ethernet connections but could not be used together. Is your cable NTL or Telewest?
Now on ADSL, my modem has USB and ethernet ports and they can be used together as it's a modem/router (with only two ports)
Huawei P10 review
1995-2015: How technology has changed the world in 20 years
How VR is being used to simulate space
New iPad, iPhone SE & Red iPhone 7 on sale now
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.