Both ftp server addresses have failed to resolve for over four months. Moreover, sunsite.cnlab-switch.ch even has a readme file indicating they no longer mirror the files for the same reason.
Attached patch removes all affected. Jim
Index: Makefile.inc =================================================================== RCS file: /openbsd/mirror/ports/security/nessus/Makefile.inc,v retrieving revision 1.9 diff -u -r1.9 Makefile.inc --- Makefile.inc 3 Apr 2007 13:55:59 -0000 1.9 +++ Makefile.inc 11 Nov 2007 00:32:00 -0000 @@ -11,10 +11,7 @@ PERMIT_PACKAGE_CDROM= Yes PERMIT_PACKAGE_FTP= Yes -MASTER_SITES= ftp://ftp.nessus.org/pub/nessus/nessus-${V}/src/ \ - ftp://ftp.gwdg.de/pub/linux/misc/nessus/nessus-${V}/src/ \ - ftp://sunsite.cnlab-switch.ch/mirror/nessus/nessus-${V}/src/ \ - ftp://ftp.at.nessus.org/pub/nessus/nessus-${V}/src/ +MASTER_SITES= ftp://ftp.gwdg.de/pub/linux/misc/nessus/nessus-${V}/src/ CONFIGURE_STYLE=gnu