@misc{rfc6970,
    series =    {Request for Comments},
    number =    6970,
    howpublished =  {RFC 6970},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC6970},
    url =       {https://www.rfc-editor.org/info/rfc6970},
    author =    {Mohamed Boucadair and Reinaldo Penno and Dan Wing},
    title =     {{Universal Plug and Play (UPnP) Internet Gateway Device - Port Control Protocol Interworking Function (IGD-PCP IWF)}},
    pagetotal = 23,
    year =      2013,
    month =     jul,
    abstract =  {This document specifies the behavior of the Universal Plug and Play (UPnP) Internet Gateway Device - Port Control Protocol Interworking Function (IGD-PCP IWF). A UPnP IGD-PCP IWF is required to be embedded in Customer Premises (CP) routers to allow for transparent NAT control in environments where a UPnP IGD is used on the LAN side and PCP is used on the external side of the CP router.},
}