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Re: remote serial console (IP to Serial)

daemon@ATHENA.MIT.EDU (Owen DeLong)
Tue Mar 8 11:44:50 2016

X-Original-To: nanog@nanog.org
From: Owen DeLong <owen@delong.com>
In-Reply-To: <CAKuzA1HUNMip0T3srdP0RhMtGJaurtb2UbxPOQ4doj_NvLscEA@mail.gmail.com>
Date: Tue, 8 Mar 2016 08:43:42 -0800
To: greg whynott <greg.whynott@gmail.com>
Cc: North American Network Operators' Group <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org

Serial port on the PI is TTL, so you=E2=80=99ll need some level shifters =
and/or
ideally some opto-isolators or buffers to do a proper implementation.

Owen

> On Mar 8, 2016, at 08:32 , greg whynott <greg.whynott@gmail.com> =
wrote:
>=20
> Thanks to all who responded to me,  quite the flood of suggestions and
> options.
>=20
> Found a lot of 20 Digi CM32's on ebay for 35 dollars each,  overkill =
but
> can't beat the price,  going to look into those to make sure they are =
still
> able to get OS updates.  There will be no firewall in front of this =
device
> so it should have one itself.
>=20
> I like the raspberry pi idea...  Would ensure perpetual security =
updates
> with the OS running on it,  whereas I'm sure some of the vendors of
> commercial console products EOL support at some point.  The fact it =
runs
> linux is inviting as we can add it to our monitoring systems.
>=20
> have a great day,
> greg
>=20
>=20
>=20
> On Tue, Mar 8, 2016 at 10:33 AM, Christopher Morrow =
<morrowc.lists@gmail.com
>> wrote:
>=20
>> for singular serial .. there are many, do you want something that's
>> "appliance" or are you willing to deploy 18 raspnberry-pi-like
>> thingies?
>>=20
>> On Tue, Mar 8, 2016 at 10:30 AM, greg whynott =
<greg.whynott@gmail.com>
>> wrote:
>>> Recently I have taking over the responsibility of managing about 18
>> remote
>>> routers and firewalls.   None of these have a console port for 'out =
of
>>> band' access accessible today.
>>>=20
>>> Most sites has available IPs between the ISP and us (typically a =
/29) or
>> a
>>> backup DSL connection available for use.     I'd like to purchase a =
IP to
>>> Serial port device I can use for each location in the event I lock =
myself
>>> out.   The requirement would be an Ethernet port,  a serial port,  =
and
>> SSH.
>>>=20
>>>=20
>>> Anyone have any recommendations on something like this?
>>>=20
>>> thanks much,
>>> greg
>>=20


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