Yes, I do use a lot of them (about 20 in one machine) for NAT, so I don't have to deal with ARP. > Are there common uses of large numbers of IP aliases anymore? > (say more > than 4/16 for failover or conglomerating a few DNS/FTP servers whose > addresses are known)? > > It was commonly used for virtual web servers for a while, but newer > HTTP protocol has a way of handling it which is in common use now, so > I understand that is rather deprecated. - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html