multiple wan link Load balancing in proxy server

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http://www.linuxquestions.org – Hi All, I am working on my testing for multiple wan link Load balancing in linux proxy server.so i have chose three machine 2 rhel5.5 & 1 is rhel6.4 i have only 1 WAN link so i have made 2 VM rhel5.5 machine for creating two wan links with the help of proxy servers. Actual WAN IP is first VmRHEL5.5 NIC info (Proxy server working on network) eth0 Link encap:Ethernet HWaddr 00:0C:29:B3:3A:AA inet addr: Bcast: Mask: eth2 Link encap:Ethernet HWaddr 00:0C:29:B3:3A:B4 inet addr: (HowTos)