Here you can find a port for Asterisk trunk (rev. 377802) of this patch: http://lists.digium.com/pipermail/asterisk-dev/2011-September/051262.html.
This patch permits to set the codec of an outgoing multicast RTP stream via the variable MULTICAST_RTP_CODEC:

exten => 999,1,Answer()  
exten => 999,n,Set(MULTICAST_RTP_CODEC=alaw ...

Starting from Asterisk 1.8 you can send multicast rtp streams using the MulticastRTP channel driver. There is an open issue that breaks outgoing RTP if the source channel doesn't contains timing informations (Eg. playing an audio file with Dial(MulticastRTP/basic/239.255.255.245:5555,,A(my-announce ...

Asterisk use peername as username during SIP inbound digest authentication.
This patch add authuser parameter in SIP peer definition and use authuser in digest authentication:

Peer definition in /etc/asterisk/sip.conf

...
[pietro](sip-client-base)
authuser=MyUsername
secret=XXXXX
qualify=yes
nat=yes
...

Peer definition in my SIP client (Twinkle)

REGISTER ...

Cercare file che corrispondono a delle acl posix all'interno di un filesystem molto intricato è sempre un delirio.

Questa patch aggiunge l'opzione -acl al comando find (GNU/Findutils).

Esempio d'uso:

$ touch 1 2 3 4
$ mkdir 5
$ setfacl -m u:root:rx 1
$ setfacl -m g:bin ...

Software C che si occupa dell'encode e decode dei filename contenuti nei dump del comando

 getfacl -R

https://github.com/pbertera/junk/tree/master/worstbit

un tool per forgiare pacchetti ARP/RARP da linea di comando.
arpiglio.c