I'm on ML, Mac Pro, NetGear ADSL 2 router running into a Time Capsule. I've found that when I am uploading large files (about 50Mb+ work stuff) using web-based file upload sites that my browsers ...
Sending large files without using email clients is way easier than you think. You can upload your files to a cloud storage provider or use peer-to-peer file sharing. I’ll show you your options.