Twin directories of isolinux:

[DIR]  ftp://ftp.scientificlinux.org/disk/disk4/linux/fermi/slf5rolling/x86_64/build/isolinux/
[DIR]  ftp://ftp.in2p3.fr/pub/linux/scientific/50/x86_64/build/isolinux/
[DIR]  ftp://ftp.in2p3.fr/pub/linux/scientific/50/x86_64/isolinux/
[DIR]  ftp://distro.ibiblio.org/pub/linux/distributions/startcom/AS-5.0.0/os/x86_64/isolinux/
[DIR]  ftp://distro.ibiblio.org/pub/linux/distributions/smeserver/releases/obsolete/7.0/smeos/i386/isolinux/
[DIR]  ftp://ftp.pslib.cz/pub/linux/fedora/linux/development/i386/os/isolinux/
[DIR]  ftp://ftp.in2p3.fr/pub/linux/scientific/50/i386/build/isolinux/
[DIR]  ftp://ftp.in2p3.fr/pub/linux/scientific/50/i386/isolinux/
[DIR]  ftp://ftp.funet.fi/.m/mirrors2/ftp.redhat.com/pub/fedora/linux/development/x86_64/os/isolinux/
[DIR]  ftp://ftp.funet.fi/.m/mirrors2/ftp.redhat.com/pub/fedora/linux/development/i386/os/isolinux/
[DIR]  ftp://ftp.mathematik.uni-marburg.de/pub/mirror/fedora/development/i386/os/isolinux/
[DIR]  ftp://ftp.mathematik.uni-marburg.de/pub/mirror/fedora/development/x86_64/os/isolinux/
[DIR]  ftp://ftp.ps.pl/dsk0/Fedora/fedora-enchilada/linux/development/x86_64/os/isolinux/
[DIR]  ftp://ftp.upjs.sk/pub/fedora/linux/development/x86_64/os/isolinux/
[DIR]  ftp://ftp.ps.pl/dsk0/Fedora/fedora-enchilada/linux/development/i386/os/isolinux/
[DIR]  ftp://ftp.muug.mb.ca/mirror/fedora/linux/development/i386/os/isolinux/
[DIR]  ftp://ftp.upjs.sk/pub/fedora/linux/development/i386/os/isolinux/
[DIR]  ftp://ftp.cs.pu.edu.tw/Linux/CentOS/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.cs.pu.edu.tw/Linux/CentOS/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.cs.cuhk.hk/pub5/CentOS/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.uni-oldenburg.de/linux/ftp.fedoraproject.org/releases/9/Fedora/x86_64/os/isolinux/
[DIR]  ftp://ftp.uni-oldenburg.de/linux/ftp.fedoraproject.org/releases/9/Fedora/i386/os/isolinux/
[DIR]  ftp://ftp.uni-frankfurt.de/pub/unix/linux/Mirror/centos/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.uni-frankfurt.de/pub/unix/linux/Mirror/centos/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.sg.freebsd.org/d/b/centos/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.hol.gr/pub/LinuxSection/distributions/centos/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.ut.ee/pub/centos/4.5/os/x86_64/isolinux/
[DIR]  ftp://208.209.50.19/pub/linux/centos/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.monash.edu/pub/linux/disk3/CentOS/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.wicks.co.nz/pub/linux/dist/centos/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.crc.dk/pub/mirrors/centos/4.5/os/x86_64/isolinux/
[DIR]  ftp://ftp.sg.freebsd.org/d/b/centos/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.hol.gr/pub/LinuxSection/distributions/centos/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.ut.ee/pub/centos/4.5/os/i386/isolinux/
[DIR]  ftp://208.209.50.19/pub/linux/centos/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.monash.edu/pub/linux/disk3/CentOS/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.wicks.co.nz/pub/linux/dist/centos/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.crc.dk/pub/mirrors/centos/4.5/os/i386/isolinux/
[DIR]  ftp://ftp.lv.kernel.org/slamd64/slamd64-current/isolinux/
[DIR]  ftp://ftp.scientificlinux.org/disk/disk4/linux/scientific/50/i386/isolinux/
[DIR]  ftp://ftp.scientificlinux.org/disk/disk4/linux/scientific/50/i386/build/isolinux/
[DIR]  ftp://ftp.uni-jena.de/pub/linux/MIRROR.scientific/50/i386/isolinux/
[DIR]  ftp://ftp.uni-jena.de/pub/linux/MIRROR.scientific/50/i386/build/isolinux/
[DIR]  ftp://ftp.cesnet.cz/.vol/fedora.redhat.com/fedora/development/x86_64/isolinux/
[DIR]  ftp://ftp.cesnet.cz/.vol/fedora.redhat.com/fedora/development/i386/isolinux/
[DIR]  ftp://ftp.cesnet.cz/.vol/fedora.redhat.com/fedora/3/x86_64/os/isolinux/
[DIR]  ftp://ftp.cesnet.cz/.vol/fedora.redhat.com/fedora/3/i386/os/isolinux/
[DIR]  ftp://ftp.cesnet.cz/.vol/fedora.redhat.com/fedora/2/x86_64/os/isolinux/
[DIR]  ftp://ftp.cesnet.cz/.vol/fedora.redhat.com/fedora/2/i386/os/isolinux/
[DIR]  ftp://ftp.cesnet.cz/.vol/fedora.redhat.com/fedora/1/x86_64/os/isolinux/