Release Notes: Sections about TTL, Traceroute, and HTTP-at-a-Glance were added. Some more comments about Cookies were added.
Release Notes: This release adds sections about Keep-Alive, Cookies, the POST-request, and details on IRC and POP3/IMAP4.
Release Notes: A chapter about the IDENT protocol was added.
Release Notes: A chapter about the NNTP protocol has been added. The mail-header material has been moved into its own chapter. There are more details throughout.