Archive for July, 2011

Server Message Block (SMB) Dialects and Oplocks

July 2nd, 2011 No comments

This post describes typical message exchange sequence for a client connecting to a user level server, opening a file, reading its data, closing the file, and disconnecting from the server. Opportunistic Locking (Oplocks) are also explained.

You can also refer tothis capture: Download smbtorture from Wireshark Wiki to further understand the SMB dialogues. The capture was made using the Samba4 smbtorture suite, against a Windows Vista beta2 server. Read more…

Categories: Protocol Analysis Tags: ,