Robert Waldner wrote: > rechnah: > [waldner:~] grep pop3 /etc/services > pop3 110/tcp # POP version 3 > pop3 110/udp Ahh, I didn't know about the file /etc/services. Thank you very much indeed. MfG Viktor -- Viktor Rosenfeld E-Mail: mailto:rosenfel@informatik.hu-berlin.de HertzSCHLAG: http://www.informatik.hu-berlin.de/~rosenfel/hs/