Default LSPs in WM 5.0
In WM 5.0 2 new LSPs are present by default, the dtpt_lsp and the autobind_lsp. This article will discuss the dtpt_lsp and the next article will talk about the autobind_lsp.
Desktop Passthrough (DTPT) is the technology that allows the CE device to
talk on the desktop network while Active Sync is running.
DTPT is implemented using a socket level proxy technology. A transport proxy client runs on CE, while a proxy server runs on the desktop as part of active sync. DTPT_LSP is that transpart proxy client.
DTPT_LSP effects the following winsock calls:
def WSPConnect (addr) : if is_dtpt_enabled(): connect_to_dtpt_server() dtpt_server_connect_to(addr) else: let_connect_call_passthrough_to(addr) [Author: Igor Dvorkin]