From: "J. Roeleveld" <joost@antarean.org>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] network transfer speed
Date: Mon, 18 Jan 2021 09:46:32 +0100 [thread overview]
Message-ID: <2565325.mvXUDI8C0e@iris> (raw)
In-Reply-To: <DB8PR10MB330608DC7FD68F3CEC5C2D9AF7A40@DB8PR10MB3306.EURPRD10.PROD.OUTLOOK.COM>
On Monday, January 18, 2021 8:57:38 AM CET Raffaele BELARDI wrote:
> > -----Original Message-----
> > From: Jack <ostroffjh@users.sourceforge.net>
> > Sent: Saturday, January 16, 2021 22:00
> > To: gentoo-user@lists.gentoo.org
> > Subject: Re: [gentoo-user] network transfer speed
> >
> > I may be way off base here, but if the switch is connected to a router,
> > packets from one PC go to the switch and then to everything else connected
> > to it, including both the other PC and the router. Is there any chance
> > the
> > router is passing packets back to the switch to get to the second PC? I
> > can imagine that causing lots of problems. However, I would hope it is
> > smart enough to know it doesn't need to do so, since both PCs show up on
> > the same router port.
>
> A switch uses the Ethernet MAC destination address to forward a packet only
> on the 'interested' ports. What you describe would be a 'hub' [1], I don't
> think it's easy to find one of those on recent networks.
>
> Raffaele
>
> [1] https://en.wikipedia.org/wiki/Ethernet_hub
Some cheaper switches fail-over to hub-mode when the traffic exceeds what it can
manage.
--
Joost
next prev parent reply other threads:[~2021-01-18 8:46 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-15 6:56 [gentoo-user] network transfer speed thelma
2021-01-15 7:49 ` Hogren
2021-01-15 8:34 ` Raffaele BELARDI
2021-01-15 13:26 ` Hogren
2021-01-15 14:13 ` Michael
2021-01-15 16:38 ` thelma
2021-01-15 7:57 ` bobwxc
2021-01-15 8:27 ` Raffaele BELARDI
2021-01-15 8:42 ` bobwxc
2021-01-15 9:58 ` Michael
2021-01-15 16:51 ` thelma
2021-01-15 16:55 ` Jack
2021-01-15 17:36 ` thelma
2021-01-15 22:43 ` thelma
2021-01-16 18:55 ` Michael
2021-01-16 20:27 ` thelma
2021-01-15 8:11 ` Raffaele BELARDI
2021-01-15 22:56 ` thelma
2021-01-15 23:38 ` William Kenworthy
2021-01-16 0:49 ` Manuel McLure
2021-01-16 4:00 ` Adam Carter
2021-01-16 20:36 ` thelma
2021-01-16 20:59 ` Jack
2021-01-17 10:51 ` Michael
2021-01-18 7:57 ` Raffaele BELARDI
2021-01-18 8:46 ` J. Roeleveld [this message]
2021-01-18 9:58 ` Raffaele BELARDI
2021-01-18 10:19 ` J. Roeleveld
2021-01-18 11:41 ` bobwxc
2021-01-18 19:13 ` thelma
2021-01-19 7:46 ` Raffaele BELARDI
2021-01-19 15:15 ` thelma
2021-01-19 14:11 ` J. Roeleveld
2021-01-19 14:34 ` Michael
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