I was having an issue with my Entypo not displaying on Firefox or Internet Explorer. After doing some research and realizing it wasn't anything I had done wrong, I found this article to be very helpful: http://www.fontsquirrel.com/forum/discussion/4/font-face-troubleshooting-font-face-problems
Basically, if you're using an Apache server, you have to declare that SVG is a file type. So all you have to do is add a line of code in your .htaccess file.
I was having an issue with my Entypo not displaying on Firefox or Internet Explorer. After doing some research and realizing it wasn't anything I had done wrong, I found this article to be very helpful: http://www.fontsquirrel.com/forum/discussion/4/font-face-troubleshooting-font-face-problems
Basically, if you're using an Apache server, you have to declare that SVG is a file type. So all you have to do is add a line of code in your .htaccess file.