[ih] Correct name for early TCP/IP working group?

[Lars Brinkhoff]

John Day wrote:
> Then NCP operated process-to-process over that. NCP carried socket
> ids, not host ids.

And links.

RFC (STR or RTS) and CLS messages identify a connection by the remote
and local socket numbers.  Data messages and flow control identify the
connection by the link number set up during RFC.  (I recently wrote a
new NCP to test an emulated ARPANET.)