> On Mar 7, 2017, at 4:58 PM, Vladimir Homutov <[email protected]> wrote: > > On 08.03.2017 00:21, Eric Feldhusen wrote: >> I’m trying to use Nginx to reverse proxy TFTP UDP port 69 traffic and >> I”m having a problem with getting files through the nginx reverse proxy. >> >> My configuration is simple, I’m running TFTP on one Centos 6.x server >> and the Nginx reserve proxy on another Centos 6.x server with the latest >> Nginx mainline 1.11.10 from the nginx.org <http://nginx.org> repository. >> >> TFTP connections to the TFTP server directly work. Using the same >> commands through the Nginx reverse proxy, connects, but will not >> download or upload a file through it. >> >> If you have any suggestions, I’d appreciate a nudge in the right >> direction. I’m assuming it’s something I’m missing. >> >> Eric Feldhusen > > Unfortunately, TFTP will not work, because it requires > that after initial server's reply client will send packets > to the port, chosen by server (i.e. not 69. but some auto-assigned). > also, TFTP server recognizes clients by its source port and > it changes when a packet passes proxy - each packet is originating > from a new source port on proxy.
Ah, I had just started to look up specifically how TFTP connections work, so I hadn’t seen this yet, but that makes sense with what I was seeing. Thank you for the quick reply, I appreciate it. Eric Feldhusen _______________________________________________ nginx mailing list [email protected] http://mailman.nginx.org/mailman/listinfo/nginx
