No, he's talking about the politically-charged issue of people discussing services to help voluntary migrants get into another country.

But, at least in the case of Facebook, advertising/offering those services isn't allowed[1], but discussing them is; this is a bit of a fine line, but one that is likely trying to strike a balance between letting people share safety and route information while not allowing potentially exploitative traffickers to solicit victims.

[1] https://www.facebook.com/communitystandards/human_exploitati...