[nsp] Ignore CLIR on AS5300

[Mark Ivens]

Thus spake Vladimir Litovka (doka@kiev.sovam.com):

> We provide pre-paid dialup and have big problem with spammers - they
> buy the most cheap card, launch SPAM and then never use this login.
> We are maintaining content-based filtering (for well-known spam
> mails) and phone blacklist, where stored phones of all "our"
> spammers. If we can't resolve phone number, we can't close for this
> user access to Internet.

You could configure your RADIUS server not to authenticate if the CLI
is witheld by the customer. This is what we do.

Mark