28 Jan
2014
28 Jan
'14
4:30 p.m.
You start seeing this with several thousand phones.
On Jan 28, 2014, at 13:29, Ralph A. Schmid, dk5ras <ralph(a)schmid.xxx> wrote:
It’s not
normal operation. It is an emergency measure that takes effect with
the network is in a hopeless congestion condition. And in my experience,
this approach changes the recovery time from several hours to several
minutes.
About what numbers of phones are we talking here to reach a critical mass?
Usually a phone transmits two or three access bursts, then it waits for a while,
and I mean to remember some slotted aloha scheme, or similar. I hardly can
imagine that such a condition could last for_hours_, but of course the real
word sometimes offers bad surprises :)
Ralph.