Magpies manager Allardyce, who only took over at St James´ Park in the summer is coming under increasing pressure from fans after a disappointing run of results.
But Hull boss Brown, who worked under Allardyce at Bolton, told BBC Radio Five Live: "The sooner all parties - including supporters, including the media - take a reality check (the better)."
Copyright (c) PA Sport 2007, All Rights Reserved.
Do YOU want to write for GiveMeSport? Get started today by signing-up and submitting an article HERE: http://gms.to/writeforgms