Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
config(tigervnc-server)
tightvnc-server
vnc-libs
vnc-server
tigervnc-server
tigervnc-server(x86-64)

Requires :

xorg-x11-xkb-utils
libgnutls.so.26(GNUTLS_1_4)(64bit)
xorg-x11-fonts-misc
libc.so.6()(64bit)
libpam.so.0(LIBPAM_1.0)(64bit)
libICE.so.6()(64bit)
librt.so.1(GLIBC_2.2.5)(64bit)
libXdmcp.so.6()(64bit)
/usr/bin/env
rtld(GNU_HASH)
librt.so.1()(64bit)
libXext.so.6()(64bit)
libpam.so.0()(64bit)
config(tigervnc-server) = 1.0.90-0.17.20110314svn4359.el6
libstdc++.so.6(GLIBCXX_3.4)(64bit)
libm.so.6(GLIBC_2.2.5)(64bit)
libstdc++.so.6(CXXABI_1.3.1)(64bit)
libXau.so.6()(64bit)
libstdc++.so.6(CXXABI_1.3)(64bit)
libgpg-error.so.0()(64bit)
initscripts
libgcc_s.so.1(GCC_3.0)(64bit)
rpmlib(PayloadIsXz) <= 5.2-1
mesa-dri-drivers
libdl.so.2()(64bit)
libXtst.so.6()(64bit)
xorg-x11-xauth
libXfont.so.1()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libSM.so.6()(64bit)
libX11.so.6()(64bit)
/bin/sh
libgcrypt.so.11(GCRYPT_1.2)(64bit)
libstdc++.so.6()(64bit)
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libpthread.so.0(GLIBC_2.2.5)(64bit)
libpixman-1.so.0()(64bit)
libpthread.so.0()(64bit)
libc.so.6(GLIBC_2.8)(64bit)
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(VersionedDependencies) <= 3.0.3-1
libpam_misc.so.0(LIBPAM_MISC_1.0)(64bit)
libpam_misc.so.0()(64bit)
libc.so.6(GLIBC_2.7)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libgcrypt.so.11()(64bit)
libgnutls.so.26()(64bit)
perl
chkconfig
libm.so.6()(64bit)
libc.so.6(GLIBC_2.3)(64bit)
libgcc_s.so.1()(64bit)
/bin/bash
libdl.so.2(GLIBC_2.2.5)(64bit)
libz.so.1()(64bit)
xkeyboard-config

Content of RPM :
/etc/rc.d/init.d/vncserver
/etc/sysconfig/vncservers
/usr/bin/Xvnc
/usr/bin/vncconfig
/usr/bin/vncpasswd
/usr/bin/vncserver
/usr/bin/x0vncserver
/usr/share/man/man1/Xvnc.1.gz
/usr/share/man/man1/vncconfig.1.gz
/usr/share/man/man1/vncpasswd.1.gz
/usr/share/man/man1/vncserver.1.gz
/usr/share/man/man1/x0vncserver.1.gz