mozhno . nado postavit Linux kak router(masq) i v yadro vklyuchit ip_forwarding ili pot forwarding kak nuzhno (eti galochki otkroyutsya kogda tknesh na masq dlashe kachaesh ipmasqadm i chitaesh doki pryamo v menuconfig vse prosto napisanno a ipmasqadm voobshe prostaya