[e2e] seeking help recalling a network term

Ted Faber faber at ISI.EDU
Thu Jun 15 08:30:35 PDT 2006

On Thu, Jun 15, 2006 at 11:47:33AM +0800, weigengyu wrote:
> There is a set of signal lamps every 2km to control railway train go/stop here.
> In telecom, SS7 networks are packet switched networks,
> The SS7 messages/packets are actually controlled link-by-link  in operations.
> The mechanism to prevent congestion is to keep the traffic less than 0.7 Erlang for each link.
> Telephone networks works well in general.

Yeah, for circuit-switched fixed-capacity voice calls. :-)

There's more than one way to do most things, congestion control
included, and the problem you want to solve should guide your approach.

Ted Faber
http://www.isi.edu/~faber           PGP: http://www.isi.edu/~faber/pubkeys.asc
Unexpected attachment on this mail? See http://www.isi.edu/~faber/FAQ.html#SIG
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 187 bytes
Desc: not available
Url : http://mailman.postel.org/pipermail/end2end-interest/attachments/20060615/399ca4fd/attachment.bin

More information about the end2end-interest mailing list