http://planet.i2p?i2paddresshelper=W0omtMApOdlTkgJoct08QnzDkeb~xc60df5Cx3k3qqOFmyEkRB65NdpSdvldI5STmXmXlZe68f8Hu1dfBMmKvfpBFMpP-mRVYuHbEa4N1dRkp3AOswZFO51lSC~MVPMZKGHAv0cfv5WFaJ9nfuaR7iYYWJF11xotoPTMbJdB-I3XPC8rxHI-73ATlOD4cU9oZ6BYcBE0dun9zw4IHBcRpnFRx~s-TkevNfPnBqujB-NNgA8a5s~QUj0h3FwwUWsNB8f1Uwy~DwoQh7pMp6dsZ3umEyBn2HaXZasSmbzB30qkQRs9vrAtIFdIzCQ~8gI2cHdHEPgExUQX~xlM8QZEgokoexilIPG53Co1kKARN0uCSxu8uCcP0FriGejPp3vdWdopxFLi2Oph4SMwKgD~QSLb54u-ZXlvBXLrKyr1xZC~KkDv45D4z8WN4kYjSpglcQGTEURWnYEDjVmS7oIrAiI7D-60cJ0qXfV2i7AjxmWaws4a41vV9hWJuRAzhZtYBQAEAAcAAA== rel=
But working against it: - Doesn't every NAT/firewall that supports PCP/NAT-PMP also support UPnP, except for 15 year old AirPorts? - Managing UPnP simultaneously with PCP/NAT-PMP is messy, either could win first unless you do strict ordering - windows default route discovery requires call out to 'route' In favor, 2 use cases: - UPnP haters that think UPnP is insecure, don't want to use it (they're right) - CGNAT or mobile networks actually are PCP/NAT-PMP only Possible...