Hospital outlets need extra cost to open ipv6?

No need. The hospital outlet opening ipv6 is the IP address version 6 protocol, can quickly connect to the network, without manual configuration, realizing the real plug and play, no additional cost. ipv6 is the English InternetProtocolVersion6 abbreviation, is the Internet Engineering Task Force designed to replace the IPv4 next-generation IP protocol, the number of its address is said to be can be programmed with an address for every grain of sand in the world.