[Winpcap-users] TCP CHECKSUM OFFLOAD

[Sabbiolina]

Sending appropriate OID to NIC can I switch to offload checksum ?

How to analyze those packets ?

I see an extra word after TCP packet captured and original tcp checksum changed,
How to verify checksum now ?

Tnx


On 8/16/05, Guy Harris <guy at alum.mit.edu> wrote:
> Sabbiolina wrote:
> 
> > What about implementations ?
> 
> What do you want to know about the implementations?
> 
> WinPcap is intended to capture, and transmit, low-level packets; it
> doesn't use the TCP checksum offloading.  (It, like libpcap on UN*Xes,
> does, however, capture outgoing packets before the checksum is added to
> them, if you're capturing on an interface that does checksum offloading.)
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