How click send and receive Packet in userlevel?

Dongyu Yang <[email protected]>
Newsgroups gmane.network.routing.click
Message-ID <CA+84s3VE89EOA4Y_bt2tZYrV83AE-UwtF1BQkg+e=t0-ZOzAog@mail.gmail.com> 
Hello,

    I want to know about when I push packets to Queue in userlevel, how the
system deal with?
How and when the system notify ToDevice element to pull the packets from
Queue?
    What about when the wifi device receive packets?

   Thanks for your help?
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.