4 ms·
It's not even feasible. Like IP, the outbound calls go via many paths. So like ISPs almost never filter your source address, same for telcos. Small ones with ti
by MichaelGG 10y ago
It's not even feasible. Like IP, the outbound calls go via many paths. So like ISPs almost never filter your source address, same for telcos. Small ones with tiny accounts might, but no one even remotely on wholesale.
But changing IDs is already illegal, so the FCC could decide to chase it down if enough people complain.