clients -> freebsd, ipfw (можно в данном случае не учитывать, нат тут не делается) -> edgerouter, iptables nat -> external provider

root@iptv2:~/build-src/vlc-1.1.3# vlc --version
VLC media player 1.1.3 The Luggage (revision exported)
VLC version 1.1.3 The Luggage (exported)
Compiled by buildd on biber.debian.org (Feb  9 2011 22:35:06)
Compiler: gcc version 4.4.5 (Debian 4.4.5-8) 

#!/bin/bash

# Sirius

/usr/bin/vlc -vvv --color -ttl 12 --ts-es-id-pid \
        --programs=6120,6130 \
        dvb: --dvb-adapter=0 --dvb-frequency=11766000 -dvb-srate=27500000 --dvb-voltage=18 \
        --sout '#duplicate{ \
                dst="standard{access=http,mux=ts,url=0.0.0.0:8001}",select="program=6120" \
                dst="standard{access=http,mux=ts,url=0.0.0.0:8002}",select="program=6130" \
        }'

root@iptv2:~/build-src/vlc-1.1.3# /etc/iptv/cards/0
VLC media player 1.1.3 The Luggage (revision exported)
[0x8a2c8fc] main libvlc debug: VLC media player - 1.1.3 The Luggage
[0x8a2c8fc] main libvlc debug: Copyright © 1996-2010 the VideoLAN team
[0x8a2c8fc] main libvlc debug: revision exported
[0x8a2c8fc] main libvlc debug: configured with ./configure  '--build=i486-linux-gnu' '--config-cache' '--disable-maintainer-mode' '--disable-silent-rules' '--disable-update-check' '--enable-fast-install' '--prefix=/usr' '--sysconfdir=/etc' '--with-binary-version=1squeeze3' '--enable-a52' '--enable-aa' '--enable-bonjour' '--enable-caca' '--enable-dca' '--enable-dirac' '--enable-dvb' '--enable-dvbpsi' '--enable-dvdnav' '--enable-faad' '--enable-flac' '--enable-fluidsynth' '--enable-freetype' '--enable-fribidi' '--enable-ggi' '--enable-gnutls' '--enable-jack' '--enable-kate' '--enable-libass' '--enable-libmpeg2' '--enable-libproxy' '--enable-libxml2' '--enable-lirc' '--enable-live555' '--enable-mad' '--enable-mkv' '--enable-mod' '--enable-mozilla' '--enable-mpc' '--enable-mtp' '--enable-mux_ogg' '--enable-ncurses' '--enable-notify' '--enable-ogg' '--enable-pulse' '--enable-qt4' '--enable-realrtsp' '--enable-schroedinger' '--enable-sdl' '--enable-shout' '--enable-skins2' '--enable-smb' '--enable-speex' '--enable-svg' '--enable-taglib' '--enable-theora' '--enable-twolame' '--enable-upnp' '--enable-vcd' '--enable-vcdx' '--enable-vorbis' '--enable-zvbi' '--with-kde-solid=/usr/share/kde4/apps/' '--with-mozilla-pkg=libxul' '--disable-dxva2' '--disable-gnomevfs' '--disable-goom' '--disable-libva' '--disable-osso_screensaver' '--disable-portaudio' '--disable-projectm' '--disable-sqlite' '--disable-telx' '--disable-x264' '--enable-alsa' '--enable-atmo' '--enable-dc1394' '--enable-dv' '--enable-pvr' '--enable-udev' '--enable-v4l' '--enable-v4l2' '--enable-svgalib' 'build_alias=i486-linux-gnu' 'CFLAGS=-g -O2' 'LDFLAGS=-Wl,--as-needed' 'CPPFLAGS=' 'CXXFLAGS=-g -O2'
[0x8a2c8fc] main libvlc debug: translation test: code is "C"
root@iptv2:~/build-src/vlc-1.1.3# echo $?
0

write(2, "[\33[32;1m0x8c068fc\33[0m] main libv"..., 80[0x8c068fc] main libvlc debug: translation test: code is "C"
) = 80
clone(child_stack=0, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xb7599728) = 13576
exit_group(0)                           = ?

vgapci0@pci0:0:2:0:	class=0x030000 card=0x0c1a105b chip=0x25628086 rev=0x03 hdr=0x00
    vendor     = 'Intel Corporation'
    device     = '82845G/GL/GV/GE/PE Integrated Graphics Device'
    class      = display
    subclass   = VGA

[root@freebsdbox ~]# X -version

X.Org X Server 1.7.7
Release Date: 2010-05-04
X Protocol Version 11, Revision 0
Build Operating System: FreeBSD 8.2-RELEASE i386 
Current Operating System: FreeBSD freebsdbox 8.2-RELEASE FreeBSD 8.2-RELEASE #0: Fri Feb 18 02:24:46 UTC 2011     root@almeida.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386
Build Date: 02 March 2011  09:49:28AM
 
Current version of pixman: 0.21.4
	Before reporting problems, check http://wiki.x.org
	to make sure that you have the latest version.
[root@freebsdbox ~]# uname -a
FreeBSD freebsdbox 8.2-RELEASE FreeBSD 8.2-RELEASE #0: Fri Feb 18 02:24:46 UTC 2011     root@almeida.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC  i386

int sd;

void *recv_mngr_func(void *arg)
{
    uint8_t buf[sizeof(struct msg)];
    struct sockaddr_in client_addr;
    socklen_t client_addr_len;
    
    ...    

    while(1) {
        ...
        if(recvfrom(sd, buf, sizeof(struct msg), 0, // error
                    (struct sockaddr *) &client_addr, &client_addr_len) < 0) {
            perror("server: recvfrom");
        }
        ...
    }
}

int main(int argc, char **argv)
{
    pthread_attr_t common_attr;
    struct sockaddr_in server_addr;
    
    memset(&server_addr, 0, sizeof(server_addr));
    server_addr.sin_family = AF_INET;
    server_addr.sin_port = htons(6006);
    server_addr.sin_addr.s_addr = htonl(INADDR_ANY);

    sd = socket(server_addr.sin_family, SOCK_DGRAM, 0);
    if(sd < 0) {
        perror("server: socket");
        exit(EXIT_FAILURE);
    }

    if(bind(sd, (struct sockaddr *) &server_addr, sizeof(server_addr)) < 0) {
        perror("server: bind");
        exit(EXIT_FAILURE);
    }
    
    pthread_mutex_init(&queue_mngr_mutex, NULL);
    pthread_cond_init(&queue_mngr_cond, NULL);
    
    pthread_attr_init(&common_attr);
    pthread_attr_setdetachstate(&common_attr, PTHREAD_CREATE_JOINABLE);

    pthread_create(&recv_mngr_thread, &common_attr, recv_mngr_func, NULL);
    pthread_create(&queue_mngr_thread, &common_attr, queue_mngr_func, NULL);
    ...
}