nanog mailing list archives

Re: DSL CPE


From: Colton Conor <colton.conor () gmail com>
Date: Sun, 14 Jan 2018 21:51:00 -0600

Mike,

You want to look at what Broadcom chipsets are in this DSL CPEs. Broadcom
is the king and leader in the DSL space.

We used the Comtrend 3120 as it has one of the latest Broadcom chipsets on
the market. I know you love to check FCC ID's so this should be helpful for
you: https://wikidevi.com/wiki/Broadcom#xDSL

The Comtrend 3120 uses the BCM63138. Dual core 1Ghz. It makes a difference
even if the mode is in pure bridge mode. There aren't many bonded modems
that don't have wifi built in as the chipset includes wifi.





On Sun, Jan 14, 2018 at 8:48 PM, Mike Hammett <nanog () ics-il net> wrote:

Any particular Zyxel models or just Zyxel in general perform better at
longer lengths?

----- Original Message -----

From: "Shawn L" <shawnl () up net>
To: "Mike Hammett" <nanog () ics-il net>
Cc: "NANOG" <nanog () nanog org>
Sent: Tuesday, January 9, 2018 8:22:07 AM
Subject: RE: DSL CPE


At $dayjob we use both Comtrend and Zyxel modems. Both have a 1-port modem
that can be deployed in bridged mode. They both seem to work well with
Calix gear. We've found the Zyxel modems tend to work a little better at
longer loop lengths. But, for us at least, it's very easy to get custom
firmware created and pre-deployed to comtrend modems at the factory /
distributor. So we haven't completely decided between one brand and the
other. We started looking at Zyxel for increased speed at longer loop
lengths and better wifi support.

There's a company a few exchanges over from us that has deployed the caix
giga family and really likes it. We haven't deployed them yet because they
only work on the Calix E7 series (E7-2 and E7-20) and we still have a lot
of C7 series dslams in the network.

Shawn



-----Original Message-----
From: "Mike Hammett" <nanog () ics-il net>
Sent: Tuesday, January 9, 2018 8:50am
To: "NANOG" <nanog () nanog org>
Subject: DSL CPE



After a few off-list responses (and a couple on) encouraging me to use
NANOG, here we go...


I've recently walked in to a voice\DSL CLEC that has basically been left
to entropy for the last ten years. A lot of the core systems just work, but
a lot of things aren't exactly managed the best. They run a Calix\Occam
ADSL2+\VDSL infrastructure. For those of you doing DSL, what CPE are you
using? I'm looking at one that's just a basic modem where I have a more
sophisticated router (or ATA\voice gateway) behind it and then one more
generic for residential settings with WiFi and all that jazz. We're kinda
debating whether we go just dumb Wi-Fi or something more advanced\powerful.
I've heard a lot of good about the Calix GigaFamily in that regard.




-----
Mike Hammett
Intelligent Computing Solutions
http://www.ics-il.com

Midwest-IX
http://www.midwest-ix.com





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