When the output indicates NVRAM it is indicating that the interface address configuration was previously configured, saved to NVRAM, and was read from NVRAM at bootup. When it indicates manual it is indicating that you have manually configured this interface since the last time that the router booted.
If you really want to change it, save the config to NVRAM (startup-config) and reboot the router. I do not believe that it will change anything that impacts what you are doing or any problem that you may be experiencing.
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.