Keith,

It is pretty standard these days for these Internet Of Things AKA Cloud
devices to encrypt the traffic they are sending to the mothership.

Why don't you bring your Vue to the clinic and have Russell flash it for
you?

The process really does not seem that difficult at all according to this
overview:

https://fuzznotes.com/posts/flash-emporia-vue-3-with-esphome/

Very similar in fact to reflashing the Cisco MR-52

If soldering to it scares you then use a pogo pin clip:

https://www.aliexpress.us/item/3256805646654844.html

This is discussed here:

https://www.reddit.com/r/homeassistant/comments/18wgod1/home_energy_monitori
ng_emporia_vue_without/

Ted

-----Original Message-----
From: PLUG <[email protected]> On Behalf Of Keith Lofstrom
Sent: Sunday, January 18, 2026 1:34 AM
To: [email protected]
Subject: [PLUG] tracing/intercepting Emporia Vue packets: Discuss at clinic,
or list?

On Fri, Jan 16, 2026 at 10:19:13AM -0800, Russell Senior wrote:
> On 1/8/26 20:04, Russell Senior wrote:
> >       721 NW Ninth Ave Portland, Oregon 97209
> >When: Sunday, January 18, 2025, 1pm-5pm

I don't have any portable hardware ready to update/upgrade.

I do have a stock Emporia Vue wired into my load center, and ready to
connect through my internal network, through my firewall, to the internet,
to Emporia.  But ...

My long term goal is to intercept Emporia-bound packets at my firewall, and
redirect them to my own internal data logging, parsing, and interpretive
scripts.

In the short term, let the Vue talk to Emporia through the firewall, log the
packets as they go outbound through the firewall, and capture them as go by
... with tcpdump?  

----

If someone at clinic can offer sage advice, with plenty of diagrams and
notes and talking slow and interruptably so that my partly dear ears can
parse them, I'll show up at clinic.  

Otherwise, I may pester the entire PLUG list for a week, with too many dumb
questions and incorrect hypotheses.
Then release V0.1 "code" that makes hand-grenade-cooked spaghetti look
organized.

It's late.  I will read myself to sleep with the tcpdump man page.  If going
to Clinic will help (or if I can help others), let me know in time to
"Trimet" from Beaverton to the clinic before start time, so I can get in
without lock-picking.

Keith L.

-- 
Keith Lofstrom          [email protected]

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