Rob Loefman wrote: > Ok, thanks, the bind worked with SAP=0. > > Now I'm trying to write to the fildescriptor referring to the tunnel. I'm > still using open() not dlpi_open() because I'm reluctant to change the code > at this point in the project. putmsg() does not give any errors when writing, > but snoop does not notice any packets written to the tunnel descriptor. The > tunnel works when pinging the remote (virtual IP) address, i.e. encapsulation > of packets work over the IP-in-IP tunnel. >
If the tunnel is truly behaving as a DLPI provider then you'll need to send it DL_UNITDATA_REQ messages to get it to send data. Paul
