Lost broadband connection on 15/11/07. No resolution in 30 days (I won't bore you with the tale of woe) so I cancelled on 16/12/07. Operator I spoke to said fine, no further fees due ...
No I didn't have this specific probem - I lost connectivity completely, but to answer your question I don't think Orange care about any of their broadband customers.
What is ironic, I had wanted to leave Orange in May, due to cost, but they offered me a retention package for 12 months – 6 months free, £9.99 thereafter. How I wish ...