Do you want to continue [Y/n]? y
Setting up linux-igd (0.cvs20060201-1.1) ...
External interface not specified in /etc/default/upnpd
invoke-rc.d: initscript upnpd, action "start" failed.
dpkg: error processing linux-igd (--configure):
 subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
 linux-igd
E: Sub-process /usr/bin/dpkg returned an error code (1)
root@Lenovo:/#