remote serial console (IP to Serial)

Mark Mahle mark at
Tue Mar 8 17:02:40 UTC 2016 has never let us down with respect to any footprint/device/connection/etc options.

Sure, you're paying a bit -- but you know the old adage..


----- Original Message -----
From: "Mel Beckman" <mel at>
To: "owen" <owen at>
Cc: "North American Network Operators' Group" <nanog at>
Sent: Tuesday, March 8, 2016 8:51:54 AM
Subject: Re: remote serial console (IP to Serial) sells a USB to serial converter for $10 that works great ( Plus you can operate multiple serial ports this way. 

 -mel beckman

> On Mar 8, 2016, at 8:45 AM, Owen DeLong <owen at> wrote:
> Serial port on the PI is TTL, so you’ll 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 at> wrote:
>> Thanks to all who responded to me,  quite the flood of suggestions and
>> options.
>> 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.
>> 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.
>> have a great day,
>> greg
>> On Tue, Mar 8, 2016 at 10:33 AM, Christopher Morrow <morrowc.lists at
>>> wrote:
>>> for singular serial .. there are many, do you want something that's
>>> "appliance" or are you willing to deploy 18 raspnberry-pi-like
>>> thingies?
>>> On Tue, Mar 8, 2016 at 10:30 AM, greg whynott <greg.whynott at>
>>> 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.
>>>> 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.
>>>> Anyone have any recommendations on something like this?
>>>> thanks much,
>>>> greg

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