You can switch to use TCP or TLS transport.<div>In this case firewalls pass large SIP messages.</div><div><br></div><div>Sergey<br><br><div class="gmail_quote"><div dir="ltr">On Tue, Jul 5, 2016, 16:47 Anonim Stefan <<a href="mailto:fanx07@gmail.com">fanx07@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div><div>Hi,<br><br></div>Because I have a scenario in which needs to send some X- headers in the SIP originated by Freeswitch, the packets become too big and fragmentation occurs. Firewalls don't like fragmentation and won't let my SIP communication pass.<br><br></div>The plausible headers from where I could gain some bytes, besides X-FS-Support and Remote-Party-ID, are Allow/Supported/Allow-Events. Any way to remove them? Googling didn't help.<br><br>I tried unseting sip_h_Allow/Supported/Allow-Events in dialplan, without success. As a temporary solution I am deleting all those headers on the SIP server side. It would be nice if I could remove them on Freeswitch side, because I would remove them only for this scenario and keep them for all others.<br></div><br></div>Thanks,<br></div>Stefan<br></div>
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