Get our superfast unlimited fibre broadband
Great-value deals on unlimited broadband
Flexible and affordable sim only deals with no contract
Our network reaches over 99% of the UK, so we've got you covered
Low on minutes, data or texts? Just add one of our bolt-ons
Quick and easy access to your account, services, bills and tools
View and manage your mobile account, tariff and usage
There seems to be quite a lot of misunderstanding of @bobpullen 's questions, however this is most likely to be an MTU issue.
You'll probably find that if you tell your IT people that your router has an MTU of 1488 and show them this (albeit old) link, they will be able to sort you out.