3 ms·

> If you're opening a connection to TCP/80 it's a safe assumption that you want the web server. Yes, and if you're opening a connection to TCP/21, it's a safe

by cesarb 4y ago

> If you're opening a connection to TCP/80 it's a safe assumption that you want the web server. Yes, and if you're opening a connection to TCP/21, it's a safe assumption that you want the FTP server. But what if these two are different machines, possibly even in separate and distant networks?

cperciva 4y ago
There's nothing stopping your routers from looking at the TCP port number to decide which network/host to route packets to. ;-)
- xxpor 4y ago
  What if we called these routers with L4 decision making "load balancers"? ;)