Free download with registered ShoreTel support account. But for those of us with unreliable internet connections, an HTTP download is like a gamble... will it drop the connection? Will it finish the download? Will it be corrupted??! Every large download should be a BitTorrent download. So here's your solution.

ShoreTel_11.1_Build_16.22.9109.0.zip - downloaded and verified from ShoreTel for your upgrading convenience. Enjoy.