Somebody in the thread at some point said: > I do not know what libpcap.i386 14:0.9.7-1.fc7 but it might have some > Cups function. libpcap is a packet capture library used by tcpdump and other things. You can find out about an installed package like this: rpm -qi libpcap Have a look in your cups logs less /var/log/cups/error_log -Andy