Ipv6 and ipv4 routing the d link dcs 3620 switch provides current ipv4 networks with a simple migration path to ipv6 and protects your investment for future network upgrades when greater security and larger addressing are required basic static routing such as rip and ripv2 are supported for small network routing applications advanced routing protocols such as ospf and equal cost routing are supported for load balancing and building a scalable network stackable up to 12 units each switch in th