4 ms·
It looks like they go over the cell network rather than the Internet, but they have lots of the same concepts. SMSCs act like routers, for example. https://en.
by nexuist 6y ago
It looks like they go over the cell network rather than the Internet, but they have lots of the same concepts. SMSCs act like routers, for example.
https://en.wikipedia.org/wiki/SMS#Interconnectivity_with_other_networks https://en.wikipedia.org/wiki/SMS#Interconnectivity_with_oth...
- fergbrain 6y agoBut in some circumstances is that PLMN/PTSN interconnectivity just an “application layer” on top of existing IPv4/v6 infrastructure...similar to how VoIP/SIP works?