If you disconnect and reconnect your session (or reboot the router, not the modem) the IP profile should update immediately.
Edit: From your posting it looks like you may not be using the Openreach modem, so rebooting the router and not the modem may not be possible. What are you using?
Kevin
plusnet Extra 80/20 trial
Using OpenDNS
Edited by kasg (Mon 16-Apr-12 12:23:05)