Are you sure there is an IP route from the second network card to the UDP
destination ?
If there is only a route from the first network card, then it is likely that
the OS is smart enough to selct the correct network card to send the
datagram.
--
francois.piette@overbyte.be
The author for the freeware multi-tier middleware MidWare
The author of the freeware Internet Component Suite (ICS)
http://www.overbyte.be
"Danna Tabak" <tabak_danna@emc.com> a écrit dans le message de news:
4443b39b$1@newsgroups.borland.com...
>
> I would like to send UDP broadcasts through two different IP addresses.
> The IP addresses are statically assigned to two separate physical ethernet
> cards. I am using TIdUDPClient. Binding.Assign(source) with source.ip
> set to the desired local ip address in an attempt to force the packets out
> the other card. But this doesn't seam to work. The packets are always
> leaving from only one of the IP addresses. When I put breakpoints in the
> Indy source code, it appears that the binding used to send the packet has
> the correct IP address. Why is this happening?
