A competing technology to FCIP is known as iFCP. It uses routing instead of tunneling to enable connectivity of Fibre Channel networks over IP.
Weber, Ralph; Rajagopal, Murali; Rodriguez, Elizabeth G. (2004). "RFC 3821: Fibre Channel Over TCP/IP (FCIP)". Internet Engineering Task Force (IETF). http://tools.ietf.org/html/rfc3821 ↩