[zeromq-dev] Subports

[Martin Pales]

On Tue, May 3, 2011 at 9:08 PM, Martin Sustrik <sustrik at 250bpm.com> wrote:

> You mean tunnelling everything through a single TCP connection, right?
>
> You'll get head-of-line-blocking behaviour then.


That's true if you only use a single port. With a set of ports, e.g. 2 - 5
(depending on application needs) and multiplexing, you could 'emulate' tens
of subports with a limited head-of-line blocking.


> What's needed is arbitrary number of TCP connections sharing same port
> number.


IMHO, you cannot avoid head-of-line blocking with this approach. TCP has its
flaws.

Martin
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