Someone earlier was asking for ways to monitor AudioGalaxy traffic.

02/21-14:
xxx.xxx.xxx.xxx:2190 -> 64.245.58.230:21 TCP TTL:127 TOS:0x0 ID:55423
IpLen:20 DgmLen:45 DF
***AP*** Seq: 0x595495  Ack: 0xC3A358DA  Win: 0xFD40  TcpLen: 20
45 5F 00 03 05                                   E_...

Looks like lots of AG clients do keep alives with that packet. Notice that
it uses FTP ports just like most IM clients. Set up an outbound filter for
the AG subnet. Or, if you're running Snort or IPChains:

alert tcp $HOME_NET any -> 64.245.58.0/23 any (content:"|45 5F 00 03 05|";
offset: 0; depth 5; msg:"Audio Galaxy keepalive?")

..should give you a good idea of machines doing audiogalaxy if you want to
see who has it installed.

If you work at a school, you have probably the problem of tracking hoggish
users. You might want to try out
http://ipaudit.sourceforge.net to find bandwidth hogs.  It's designed for
that :-)

Sam Sylar
Sr. SysAdmin/GCIA
ERAC Network Services
(314) 512-2989
[EMAIL PROTECTED]
[EMAIL PROTECTED]
---------------------------------
Give me ambiguity, or give me something else.

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