This command will give you help on what programs are running that: lsof |grep -i UDP
try it, and if you don't have lsof (why linux distributions don't install it by default??????) try on www.rpmfind.net thanks Ivan Hernandez -----Original Message----- From: Martin Radvany [mailto:[EMAIL PROTECTED]] Sent: Sunday, December 23, 2001 11:29 PM To: [EMAIL PROTECTED] Subject: Locking down UDP ports I have a Linux box running Red Hat 7.0 as a firewall. I used a scanner at www.hackerwacker.com to scan the machine. All TCP ports were closed, as expected, but many UDP ports were open and listed as "danger items," ripe for hacker exploits. I can not seem to find any information on how to disable these ports.
