http://www.dslreports.com/forum/r18447195 en Sat, 28 Nov 2009 17:35:19 EDT Sat, 28 Nov 2009 17:35:19 EDT http://www.dslreports.com/forum/remark,18447843 FSugino : If you mean by firmware upgrade, it can't be done. They're two completely different hardware designs.]]> http://www.dslreports.com/forum/remark,18447843 Mon, 04 Jun 2007 16:11:47 EDT http://www.dslreports.com/forum/remark,18447195 anon : Has anybody tried to upgrade a 5450 to 5453 ?]]> http://www.dslreports.com/forum/remark,18447195 Mon, 04 Jun 2007 14:12:17 EDT