%% You should probably cite rfc6887 instead of this I-D. @techreport{ietf-pcp-base-26, number = {draft-ietf-pcp-base-26}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-pcp-base/26/}, author = {Dan Wing and Stuart Cheshire and Mohamed Boucadair and Reinaldo Penno and Paul Selkirk}, title = {{Port Control Protocol (PCP)}}, pagetotal = 100, year = 2012, month = jun, day = 5, abstract = {The Port Control Protocol allows an IPv6 or IPv4 host to control how incoming IPv6 or IPv4 packets are translated and forwarded by a network address translator (NAT) or simple firewall, and also allows a host to optimize its outgoing NAT keepalive messages.}, }