On Wed, Mar 28, 2018 at 9:15 PM, Asif Iqbal <vadud3@xxxxxxxxx> wrote: > > > On Wed, Mar 28, 2018 at 6:25 PM, Steven Tardy <sjt5atra@xxxxxxxxx> wrote: > >> On Wed, Mar 28, 2018 at 3:16 PM Asif Iqbal <vadud3@xxxxxxxxx> wrote: >> >> > It is not respoding to A server which is sending the tftp read request >> RRQ. >> > >> > I do see the RRQ packets coming from A to S, but S never responds back >> from >> > a different port Y to A >> > >> > So this part is working fine >> > >> > >> > >> > https://en.wikipedia.org/wiki/Trivial_File_Transfer_Protocol >> #/media/File:Tftp-rrq.svg >> > >> > But I do not see any attempts to even send a data packet back in my >> packet >> > capture running on S >> >> >> Are A and S on different IP subnets? >> > > Yes > > >> Does S have a second IP on the SAME subnet as A? >> > > No > > >> Any ASA or other firewalls between the two? >> > > > Firewall is set to any any between the two. Also internal firewall is down > Firewall is not seeing any return pkts > > > >> If so this is expected behavior. >> >> > I was hoping S will at least try to reply to the RRQ pkt with a DATA pkt > I do not see S is even bothering to try. > > A(x) ---- RRQ ---> S(69) and then I am expecting this S(y) --- DAT 1 --> > A(x) > BTW, If I reverse the role and have S try to send a tftp read request, A reply back right away and I do the see the file. > > > >> _______________________________________________ >> CentOS mailing list >> CentOS@xxxxxxxxxx >> https://lists.centos.org/mailman/listinfo/centos >> > > > > -- > Asif Iqbal > PGP Key: 0xE62693C5 KeyServer: pgp.mit.edu > A: Because it messes up the order in which people normally read text. > Q: Why is top-posting such a bad thing? > > -- Asif Iqbal PGP Key: 0xE62693C5 KeyServer: pgp.mit.edu A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx https://lists.centos.org/mailman/listinfo/centos