We call
$ upnpc -r 2086 tcp
This is what happens with this line:
~$ upnpc -r 2086 tcp
(or udp) to create the mapping. And
$ upnpc -l
~$ upnpc -l
upnpc : miniupnpc library test client. (c) 2005-2014 Thomas Bernard
Go to
http://miniupnp.free.fr/ or
http://miniupnp.tuxfamily.org/for more information.
List of UPNP devices found on the network :
desc:
http://192.168.2.1:49000/igddesc.xml st: urn:schemas-upnp-org:device:InternetGatewayDevice:1
Found valid IGD :
http://192.168.2.1:49000/igdupnp/control/WANIPConn1Local LAN ip address : 192.168.2.45
Connection Type : IP_Routed
Status : Connected, uptime=22369s, LastConnectionError : ERROR_NONE
Time started : Mon Jan 21 02:40:40 2019
MaxBitRateDown : 81082000 bps (81.0 Mbps) MaxBitRateUp 21103000 bps (21.1 Mbps)
ExternalIPAddress = 151.45.46.239
i protocol exPort->inAddr:inPort description remoteHost leaseTime
GetGenericPortMappingEntry() returned 713 (SpecifiedArrayIndexInvalid)
to check the mapping (for changes) and
$ upnpc -d 2086 tcp
to remove it. Do those work on your system?
I'd say no
The router is a Fritz!box 7490 and its operating system is FRITZ!OS:
07.01