from the OVID listserv:
Attention: To ensure that customers in every global region will have access to OvidSP on the morning of Monday, February 4th, 2008, all Ovid Gateway customers will be automatically directed to OvidSP on Sunday, February 3, 2008 at 3:30pm EST (8:30pm GMT).
If you access Ovid through a proxy or firewall, Click here http://www.ovid.com/site/support/firewall.jsp for important information on updating your settings. Customers using a proxy server such as EZproxy will need to modify their proxy settings prior to the transition to the new platform. Instructions specific to EZproxy can be found here http://www.usefulutilities.com/support/db/ovid.html.
We recommend forwarding this information to your institution's IT management. Failure to update proxy or firewall settings could result in temporary services outages at your location. Questions about these settings can be directed to firstname.lastname@example.org, or by calling our support desk (24x7) at 877 247 6843.