They’re saying T-Mobile should be monitoring traffic on their network and block traffic from bad actors that ruin it for everyone for everyone else? Or at least they do in the next paragraph.
When the bad actor is grandma who has an infected computer, T-Mobile will be dealing with a lot of support calls from objectively non-malicious actors.
When the bad actor is grandma who has an infected computer, T-Mobile will be dealing with a lot of support calls from objectively non-malicious actors.