That's the normal behavior. An ABR injects a default route into a stub area. Stub area doesn't accept external routes, aka type 5 LSAs, and they accpet all other LSAs + a default route from the ABR. The default route is advertised as a type 3 LSA, aka IA route. To get to external networks, stub area uses the default route advertised by the ABR.
This link should provide answers on how OSPF generates default routes with different setup.
This is actually a pretty cool feature, i didn't even know it existed until I was looking for a solution to advertise a subnet (prefix in BGP talk), only if a certain condition existed. This is exactly what conditional advertisements does
j ai une question j ai achete un routeur cisco 887VA-k9 , je le configuré avec la configuration ci- dessous
si je le lier avec mon pc portable sur l un de ses ports directement ça marche toute est bien ( la connexion internet + m...
Attached policy provides CLI access to the Cisco 4G router over text messaging. Two files are in the attached .tar file:
2. PDF with instructions on how to load and use the .tcl file.