bruteforce characterlimit

[mindwar]

I have a rather stupid question regarding the bruteforce attack. When specifying ?d?d?d?d?d?d?d, does that include up to 7 characters in length or only 7 characters in length?

[epixoip]

only 7 digits in length.

you need to use -i if you want to do ?d - ?d?d?d?d?d?d?d