I am using 3g-wan and booting with miniupnpd enabled generates error messages as shown below:
Sep 20 20:00:31 WR1043ND daemon.err miniupnpd[5536]: Failed to get ip address for interface /dev/ttyUSB0
Sep 20 20:00:32 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:00:32 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:00:32 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:00:32 WR1043ND daemon.err miniupnpd[5536]: Failed to get ip address for interface /dev/ttyUSB0
Sep 20 20:01:04 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:04 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:04 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:04 WR1043ND daemon.err miniupnpd[5536]: Failed to get ip address for interface /dev/ttyUSB0
Sep 20 20:01:06 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:06 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:06 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:06 WR1043ND daemon.err miniupnpd[5536]: Failed to get ip address for interface /dev/ttyUSB0
Sep 20 20:01:08 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:08 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device
Sep 20 20:01:08 WR1043ND daemon.err miniupnpd[5536]: ioctl(s, SIOCGIFADDR, ...): No such device