Low-level Internet users who do little more than browse the web or check email won't know any difference after being switched to Carrier Grade NAT.
Carrier Grade Network Address Translation (NAT) allows ISPs to give full Internet addresses to many users.
Videoconferencing and file sharing software simply can't operate if Carrier Grade NAT is in use.
The applications that account for more of the Internet’s traffic include peer-to-peer file transfers, email, company VPNs.
There are a lot of email clients that do not allow to send attachments.
On an email discussion list not everyone may have seen past messages.
Most users search for something interesting (or useful) and clickable.
Users don’t usually scan a web-page in a linear fashion.
Cisco users have to pay $75 a month for unlimited calls.
The site's users have the final say in enforcing the rules.