Disguise your UDP traffic as SIP protocol to evade DPI detection, using Netfilter Queue (NFQUEUE).
fakesip -i eth0
Usage: fakesip [options]
Interface Options:
-a work on all network interfaces (ignores -i)
-i <interface> work on specified network interface
Payload Options:
-b <file> use UDP payload from binary file
-u <uri> use specified SIP URI
General Options:
-0 process inbound packets
-1 process outbound packets
-4 process IPv4 connections
-6 process IPv6 connections
-d run as a daemon
-k kill the running process
-s enable silent mode
-w <file> write log to <file> instead of stderr
Advanced Options:
-f skip firewall rules
-g disable hop count estimation
-m <mark> fwmark for bypassing the queue
-n <number> netfilter queue number
-r <repeat> duplicate generated packets for <repeat> times
-t <ttl> TTL for generated packets
-x <mask> set the mask for fwmark
-y <pct> raise TTL dynamically to <pct>% of estimated hops
-z use iptables commands instead of nft
GNU General Public License v3.0