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macvlan with Additional IP - allows you to have, a dedicated network interfaces (to the outside world) but actually only use one real physical network card. Unlike using a bridge this will not have the cpu overhead and need for your network card to work in promiscuous mode. Also, if you go with a hosting provider, bridge is probably not available as you're already inside of virtualization via something like KVM (explain this more for newbies later). This article builds on the work done in the introductory LXC article.
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