[CentOS] Multiple Internet facing Nics - Gateway issue

> As a follow up issue.  The only thing that is not working properly is 
> that I can not pull up my website that is hosted on this server from 
> our private network.
>  
> Do I need iproutes for my other two nics?  I have never needed them 
> before.
>  
>

That is because you never redirected routing lookups to the custom 
tables. You can either add routing entries for your internal network 
into those two custom tables or you can add two SNAT rules assuming you 
also use the box as a nat box for the Internet.