Well I had to go in and change some directory settings,
still not sure what happened. But was able to save the
file.

On Sun, Jan 9, 2022 at 5:27 PM Chuck Hast <[email protected]> wrote:

> Folks, I have a great transaction capture on Wireshark,
> when I went to save it I get a bitch screen that says
> You don't have permission to create or write to the file:
> test.pcapng
>
> Funny thing is I have been doing these captures now
> for several days, but this was the best one. I just am
> not sure why this is happening. I started Wireshark with
> elevated access, and I have not stopped it since I saved
> the last file. Never seen this before. I have seen it when
> something did not get started with a needed permission
> level but never seen something change without shutting
> it down and restarting.
>
>
> On Thu, Jan 6, 2022 at 10:58 AM Chuck Hast <[email protected]> wrote:
>
>> I have a batch of Chinese security cameras, one day I was
>> sniffing my LAN and saw these packets that should not have
>> been there, started tracing them down and they were coming
>> from the cameras, they were trying to connect to 4 chinese
>> web sites and AWS.  The now are on an island network which
>> routes to nowhere and the only other thing on there is the port
>> that sends all of the camera data to ZoneMinder. Crazy cameras
>> were trying to call home constantly. I cleaned some of it up by
>> giving them all static IP's and getting rid of any DNS info. Some
>> of them still try  but a lot less.
>>
>> That was before I started seeing comments on line about the
>> cameras doing the "call  home" thing.
>>
>>
>> On Wed, Jan 5, 2022 at 11:56 PM Tomas Kuchta <
>> [email protected]> wrote:
>>
>>> Like with all other "smart things" you are the product, that thing is
>>> just
>>> the bait to connect to you .... I had the same thing with environment
>>> sensors this summer. I returned them and got bunch of half price 433MHz
>>> sensors + SDR to receive their signals.
>>>
>>> There are still 433MHz remote controlled relays + $5-$10 transmitters to
>>> turn them on/off if you do not want to use SBC or Arduino.
>>>
>>> What sorry state of affairs, these things could be supper useful, only if
>>> the would hot call home.
>>>
>>> -T
>>>
>>> On Thu, Jan 6, 2022, 00:00 Chuck Hast <[email protected]> wrote:
>>>
>>> > Well folks here is the capture. This is when the device does the
>>> > time change.
>>> >
>>> -------------------------SoF----------------------------------------------
>>> > No.     Time    Source  Destination     Protocol        Length  Info
>>> > 1416    6995.707153289  192.168.7.45    192.168.7.1     DNS     129
>>> > Standard query 0x011d A my.radiothermostat.com
>>> > 1417    6995.743011679  192.168.7.1     192.168.7.45    DNS     283
>>> > Standard query response 0x011d A my.radiothermostat.com CNAME
>>> > rtcoa-load-balancer.energyhub.net CNAME
>>> > prod-ext-2-397343966.us-east-1.elb.amazonaws.com A 3.214.34.120 A
>>> > 54.209.187.172 A 107.21.255.187
>>> > 1418    6995.744228645  192.168.7.45    107.21.255.187  TCP     125
>>> > 35222 → 80 [SYN] Seq=0 Win=2896 Len=0 MSS=1460 WS=1 SACK_PERM=1
>>> > TSval=23065200 TSecr=0
>>> > 1419    6995.795424653  107.21.255.187  192.168.7.45    TCP     121
>>>  80
>>> > → 35222 [SYN, ACK] Seq=0 Ack=1 Win=26847 Len=0 MSS=1460 SACK_PERM=1
>>> > TSval=1316753308 TSecr=23065200 WS=256
>>> > 1420    6995.796759302  192.168.7.45    107.21.255.187  TCP     113
>>> > 35222 → 80 [ACK] Seq=1 Ack=1 Win=2896 Len=0 TSval=23065200
>>> TSecr=1316753308
>>> > 1421    6995.797280360  192.168.7.45    107.21.255.187  TCP     204
>>> > 35222 → 80 [PSH, ACK] Seq=1 Ack=1 Win=2896 Len=91 TSval=23065200
>>> > TSecr=1316753308 [TCP segment of a reassembled PDU]
>>> > 1422    6995.851194008  107.21.255.187  192.168.7.45    TCP     113
>>>  80
>>> > → 35222 [ACK] Seq=1 Ack=92 Win=26880 Len=0 TSval=1316753363
>>> TSecr=23065200
>>> > 1423    6995.853333530  192.168.7.45    107.21.255.187  HTTP    579
>>> > POST /filtrete/rest/rtcoa HTTP/1.1
>>> > 1424    6995.905205495  107.21.255.187  192.168.7.45    TCP     113
>>>  80
>>> > → 35222 [ACK] Seq=1 Ack=558 Win=28160 Len=0 TSval=1316753417
>>> TSecr=23065300
>>> > 1425    6995.912865908  107.21.255.187  192.168.7.45    HTTP    585
>>> > HTTP/1.1 200 200
>>> > 1426    6995.935820827  192.168.7.45    107.21.255.187  TCP     113
>>> > 35222 → 80 [FIN, PSH, ACK] Seq=558 Ack=473 Win=2424 Len=0
>>> TSval=23065300
>>> > TSecr=1316753424
>>> > 1427    6995.986668924  107.21.255.187  192.168.7.45    TCP     113
>>>  80
>>> > → 35222 [FIN, ACK] Seq=473 Ack=559 Win=28160 Len=0 TSval=1316753499
>>> > TSecr=23065300
>>> >
>>> >
>>> ------------------------EoF-----------------------------------------------------
>>> > It is during this transaction that the time change takes place.
>>> > I never signed up for their cloud service. This took place betwen
>>> > Sept when I turned off the A/C and Nov when I turned on the
>>> > heat. Thermostat was on all of the time. And as far as I know it
>>> > was talking to the local HA server.
>>> >
>>> >
>>> >
>>> >
>>> >
>>> >
>>> > On Wed, Jan 5, 2022 at 6:56 PM Chuck Hast <[email protected]> wrote:
>>> >
>>> > > I am going to start the logging I tested yesterday back up.
>>> > > I had enabled packet sniffing streaming to a remote server
>>> > > (Wireshark on another machine) so I had it running indeed
>>> > > I thought I had saved that file but when I went to look at it
>>> > > this a.m. somehow I sent it down the bit toilet... Ohh well it
>>> > > is just bits, be a good exercise to get it going again. I need
>>> > > to trace things every once in a while knowing how to get
>>> > > the bit stream out of the router to wireshark can be very
>>> > > handy (I am looking these chinese cameras that call home)
>>> > >
>>> > > Now if I can get the manufacturer to do more than respond
>>> > > with scripted replies...
>>> > >
>>> > >
>>> > > On Wed, Jan 5, 2022 at 6:17 PM Ben Koenig <[email protected]
>>> >
>>> > > wrote:
>>> > >
>>> > >> Whoops looks like I hit the wrong reply button and moved this off
>>> the
>>> > >> PLUG list.
>>> > >>
>>> > >> In my experience time sync issues are generally always the result
>>> of one
>>> > >> of 3 different root causes. For embedded devices its often simpler
>>> since
>>> > >> you have no control over the software, it just does whatever it was
>>> > coded
>>> > >> to do.
>>> > >>
>>> > >> #1 is the CMOS battery. If the firmware isn't holding on to certain
>>> > >> settings (such as battery failure) then the clock will revert.
>>> Normally
>>> > >> this sends you back to 1970 but I've seen more recent devices behave
>>> > >> differently. In your case it looks like the time zone is not being
>>> held
>>> > >> properly.
>>> > >> #2 is buggy software on the device that is resetting the time.
>>> Could be
>>> > a
>>> > >> y2k22 style bug ( hi microsoft! ) or something else that it hit.
>>> > >> #3 is the server. Since blocking the IP at the router prevents this
>>> > issue
>>> > >> then it might just be something stupid on their server end.
>>> > >>
>>> > >> IMO it's a combination of #2 and #3. This type of unexpected
>>> behavior is
>>> > >> not uncommon on E.T. devices since they *ALWAYS* phone home
>>> regardless
>>> > of
>>> > >> whether or not you set up an account. It's entirely possible that it
>>> > spent
>>> > >> the last 2 years dialing home for your timezone but in the past few
>>> > months
>>> > >> the server gave a different response. If you had a history of all
>>> web
>>> > >> traffic to those 3 addresses in the past year you could probably
>>> spot
>>> > the
>>> > >> change. Maybe they changed the default response to unregistered
>>> devices.
>>> > >>
>>> > >> It would be interesting to log the actual web traffic and see if
>>> you can
>>> > >> spot the data being returned. If you logged all traffic for the past
>>> > year
>>> > >> then you could correlate the time you saw the change with any
>>> changes in
>>> > >> server responses.
>>> > >>
>>> > >> -Ben
>>> > >>
>>> > >>
>>> > >> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
>>> > >> On Wednesday, January 5th, 2022 at 2:50 PM, Chuck Hast <
>>> > [email protected]>
>>> > >> wrote:
>>> > >>
>>> > >> The interesting thing is that I have had this unit for over
>>> > >> 2 years and it has never done this, it just started doing
>>> > >> it when I turned on the heat. I had shut the HVAC system
>>> > >> down in Sept because the weather did not warrant running
>>> > >> the system. All I did was set the system to OFF on the
>>> > >> thermostat. So it was all powered up. When I set it to HEAT
>>> > >> I got this funny time change thing. I tested with the A/C, as
>>> > >> we have had a nice warm autumn this year, and got the
>>> > >> same thing. So something happened between Sept and
>>> > >> Nov when I turned on the heat. The question is what? Did
>>> > >> the thermostat get hacked somehow, I have tried to do a
>>> > >> factory reset but that does not work either. And since these
>>> > >> people will not talk on the phone, I am pretty much running
>>> > >> out of patience.
>>> > >>
>>> > >> On Wed, Jan 5, 2022 at 4:38 PM Ben Koenig <
>>> [email protected]>
>>> > >> wrote:
>>> > >>
>>> > >>> You also want to look at the URL sent as well. Since no other
>>> ports are
>>> > >>> open it's unlikely to be using any non-HTTP protocols. However if
>>> this
>>> > is a
>>> > >>> REST API of some sort then the addresses might be part of a load
>>> > balancing
>>> > >>> system and may be expecting data for authentication or other
>>> > information
>>> > >>> specific to your router. The address is just the server being
>>> asked for
>>> > >>> information, the full URL path is the question.
>>> > >>>
>>> > >>> What's probably happening is that your "unconfigured" device is
>>> dialing
>>> > >>> home to ask if it is associated with an account using a REST API.
>>> When
>>> > it
>>> > >>> gets a no from the server, it loads default settings and probably
>>> goes
>>> > >>> through this check on a regular schedule. I see this a lot with
>>> > >>> cloud-routers as well. Under the hood its openwrt and while they
>>> > function
>>> > >>> without the cloud account linked they tend to behave in unexpected
>>> > ways.
>>> > >>>
>>> > >>> -Ben
>>> > >>>
>>> > >>>
>>> > >>> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
>>> > >>> On Wednesday, January 5th, 2022 at 2:19 PM, Chuck Hast <
>>> > [email protected]>
>>> > >>> wrote:
>>> > >>>
>>> > >>> That is interesting, yesterday I tried all of them and
>>> > >>> got no route, but doing as you did gave me what you
>>> > >>> got. I have got to fire up Wireshark and get the sniffer
>>> > >>> going on my router again and capture those packets
>>> > >>> to see what is going on, I know that what I saw was
>>> > >>> that the system was saying that there was no route
>>> > >>> available. Let me get the port that was associated
>>> > >>> with this connection attempts.
>>> > >>>
>>> > >>>
>>> > >>> On Wed, Jan 5, 2022 at 3:53 PM Ben Koenig <
>>> [email protected]>
>>> > >>> wrote:
>>> > >>>
>>> > >>>> FWIW those are actually up and have ports 80/443 open for web
>>> access
>>> > >>>> according to a zenmap no-ping scan.
>>> > >>>>
>>> > >>>> Although accessing them via a browser is a pain. They are using
>>> > >>>> self-signed certs and appear to be part of their API
>>> infrastructure
>>> > since
>>> > >>>> simple requests via curl result in redirect http response codes
>>> so the
>>> > >>>> servers are up but it appears they want to limit traffic from most
>>> > sources.
>>> > >>>>
>>> > >>>> It would be kind of odd if they are using HTTP calls to sync the
>>> time.
>>> > >>>> Either way since you mentioned that you don't want to use their
>>> cloud
>>> > >>>> system they are probably safe to block. If you bypass SSL cert
>>> checks
>>> > then
>>> > >>>> 3.214.34.120 actually brings up a real website.
>>> > >>>>
>>> > >>>> -Ben
>>> > >>>>
>>> > >>>> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
>>> > >>>>
>>> > >>>> On Wednesday, January 5th, 2022 at 11:02 AM, Chuck Hast <
>>> > >>>> [email protected]> wrote:
>>> > >>>>
>>> > >>>> > Going to tear into it. Sorry state of affairs when you cannot
>>> > >>>> >
>>> > >>>> > trust the devices in your own home...
>>> > >>>> >
>>> > >>>> > On Wed, Jan 5, 2022 at 12:59 PM Russell Senior
>>> > >>>> [email protected]
>>> > >>>> >
>>> > >>>> > wrote:
>>> > >>>> >
>>> > >>>> > > The FCC internal photos (if I have the right device) suggest
>>> it
>>> > is a
>>> > >>>> > >
>>> > >>>> > > marvell SoC. The photos have a sticker over the chip, so I
>>> can't
>>> > >>>> identify
>>> > >>>> > >
>>> > >>>> > > it precisely. There is a largish 8-pin SOIC chip in one corner
>>> > that
>>> > >>>> looks
>>> > >>>> > >
>>> > >>>> > > like serial NOR flash. If you can get the part numbers of the
>>> SoC
>>> > >>>> and the
>>> > >>>> > >
>>> > >>>> > > flash, that would help. I don't see an obvious serial console
>>> in
>>> > the
>>> > >>>> > >
>>> > >>>> > > photos, but the photos are a bit blurry.
>>> > >>>> > >
>>> > >>>> > > On Wed, Jan 5, 2022, 10:46 Chuck Hast [email protected] wrote:
>>> > >>>> > >
>>> > >>>> > > > The radio is a separate module you can plug two of them
>>> > >>>> > > >
>>> > >>>> > > > in, a zigbee module and a WiFi module, there are some
>>> > >>>> > > >
>>> > >>>> > > > other ones also. I have the Wifi module. I will see which
>>> > >>>> > > >
>>> > >>>> > > > one of those it is. I will see how to remove the case from
>>> > >>>> > > >
>>> > >>>> > > > the thermostat board and see what is in there beside the
>>> > >>>> > > >
>>> > >>>> > > > screen.
>>> > >>>> > > >
>>> > >>>> > > > I am going to start a capture again and see what the port
>>> > >>>> > > >
>>> > >>>> > > > is, I thought I had saved the previous capture file but when
>>> > >>>> > > >
>>> > >>>> > > > I went to open it, could not find it.
>>> > >>>> > > >
>>> > >>>> > > > It is either checking different addresses until it finds
>>> some
>>> > >>>> > > >
>>> > >>>> > > > thing alive or one of those addresses is being activated.
>>> > >>>> > > >
>>> > >>>> > > > If I block the address in the router the time stays what I
>>> > >>>> > > >
>>> > >>>> > > > have set it to.
>>> > >>>> > > >
>>> > >>>> > > > On Tue, Jan 4, 2022 at 9:34 PM Russell Senior <
>>> > >>>> [email protected]
>>> > >>>> > > >
>>> > >>>> > > > wrote:
>>> > >>>> > > >
>>> > >>>> > > > > Maybe this? FCC ID: QO8-WIFI-M-0210
>>> > >>>> > > > >
>>> > >>>> > > > > https://fccid.io/QO8-WIFI-M-0210
>>> > >>>> > > > >
>>> > >>>> > > > > On Tue, Jan 4, 2022 at 7:16 PM Russell Senior <
>>> > >>>> > > > >
>>> > >>>> > > > > [email protected]
>>> > >>>> > > >
>>> > >>>> > > > > wrote:
>>> > >>>> > > > >
>>> > >>>> > > > > > Those addresses are all in AWS address space, according
>>> to
>>> > >>>> whois. As
>>> > >>>> > > > > >
>>> > >>>> > > > > > a
>>> > >>>> > > >
>>> > >>>> > > > > > previous commenter suggested, it might just be NTP. Did
>>> you
>>> > >>>> notice
>>> > >>>> > > > > >
>>> > >>>> > > > > > what port the communication was happening over?
>>> > >>>> > > > > >
>>> > >>>> > > > > > Have you considered popping the case and seeing if
>>> there is
>>> > a
>>> > >>>> serial
>>> > >>>> > > > > >
>>> > >>>> > > > > > console port on their wifi module? It's reasonably
>>> likely it
>>> > >>>> is
>>> > >>>> > > > > >
>>> > >>>> > > > > > running some ancient version of linux. Is there an
>>> FCC-ID on
>>> > >>>> the
>>> > >>>> > > > > >
>>> > >>>> > > > > > case?
>>> > >>>> > > >
>>> > >>>> > > > > > On Tue, Jan 4, 2022 at 6:49 PM Chuck Hast
>>> [email protected]
>>> > >>>> wrote:
>>> > >>>> > > > > >
>>> > >>>> > > > > > > Well folks, I was able to get wireshark on the
>>> thermostat.
>>> > >>>> I found
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > that it is trying to contact these addresses:
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > 54.209.187.172
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > 107.21.255.187
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > 3.214.34.120
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > Right now none are reachable. I am trying to figure
>>> out
>>> > why
>>> > >>>> this
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > thermostat is trying to reach those addresses.
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > When I do a whois, they come up as being hosted on
>>> > Amazon...
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > I wonder if one of them comes awake every so often
>>> and the
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > thermostat gets the connection and receives a TZ
>>> change...
>>> > >>>> So
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > far I have not been able to catch it doing so.
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > When I bought the unit I intentionally did NOT try to
>>> use
>>> > >>>> the
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > cloud service, I have tried to get proper
>>> communications
>>> > >>>> with
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > Radio Thermostat but so far only idiots... And they
>>> do not
>>> > >>>> have
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > a published telephone number.
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > On Tue, Jan 4, 2022 at 4:53 PM Chuck Hast
>>> > [email protected]
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > wrote:
>>> > >>>> > > >
>>> > >>>> > > > > > > > More info, this was the reply I got from the
>>> > manufacturer
>>> > >>>> > > >
>>> > >>>> > > >
>>> > >>>>
>>> -----------------------SoF------------------------------------------
>>> > >>>> > > >
>>> > >>>> > > > > > > > Radio Thermostat [email protected]
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > 1:10 PM (3 hours ago)
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > to Info, me
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Hi,
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > If you are sure you have a WiFi module in the
>>> thermostat
>>> > >>>> Model -
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > RTMV-01
>>> > >>>> > > > > >
>>> > >>>> > > > > > > > Then check out the following to see and correct the
>>> time
>>> > >>>> zone so
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > the
>>> > >>>> > > > >
>>> > >>>> > > > > > > > thermostat will have the correct time:
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > How to change time zone
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > First go to the web portal via a browser *
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > https://my.radiothermostat.com/rtcoa/login.html
>>> > >>>> > > > > >
>>> > >>>> > > > > > > > https://my.radiothermostat.com/rtcoa/login.html*
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > (Note you will need to use the desktop version of
>>> the
>>> > web
>>> > >>>> site)
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Then log in and go to the person (then select
>>> location)
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > select the location you want and click edit
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Go to the pull down for time zone and select your
>>> time
>>> > >>>> zone
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Then click save
>>> > >>>> > > > >
>>> > >>>> > > > >
>>> > >>>>
>>> > -----------------------------------EoF---------------------------------
>>> > >>>> > > > >
>>> > >>>> > > > > > > > This is exactly what I have tried to avoid, I never
>>> > >>>> registered
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > the thermostat with their cloud. I have my personal
>>> > >>>> reasons
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > for not wanting my devices on someone's cloud if I
>>> can
>>> > >>>> avoid
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > it. in this case that is exactly what I have tried
>>> to
>>> > do.
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Now meantime, since the thermostat IP is static, I
>>> went
>>> > >>>> into
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > the firewall and set up a rule to drop any packets
>>> > to/from
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > the thermostat. No more time change, and I did that
>>> well
>>> > >>>> over
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > and hour ago. I can still control the device on my
>>> LAN
>>> > >>>> just
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > dropping whatever is trying to reach the thermostat.
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > This brings up the question, of who/what is it? I
>>> never
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > registered the device with their cloud, indeed I
>>> bought
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > it because it was one of the thermostats that did
>>> not
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > require you to use an outside network to access it,
>>> (I
>>> > am
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > looking at you Honeywell, Nest and all of the rest
>>> of
>>> > the
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > cloud only based devices). Now to see if I can get
>>> Wire
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > shark on a part of the network that can see that
>>> device.
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Suspend the rule and try to catch the packet
>>> session.
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > On Tue, Jan 4, 2022 at 9:41 AM Chuck Hast
>>> > >>>> [email protected]
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > wrote:
>>> > >>>> > > > >
>>> > >>>> > > > > > > > > Sorry, should have, not there is not. But the
>>> > >>>> interesting thing
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > is that as long as it cannot contact the network
>>> there
>>> > >>>> is no
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > time change. I think I am going to go into the
>>> > firewall
>>> > >>>> and
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > make it drop all packets to/from the device and
>>> see
>>> > what
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > happens. If that takes care of it then maybe
>>> allow it
>>> > >>>> to talk
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > on the LAN but drop anything going to/from it on
>>> the
>>> > WAN
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > side. I would like to see what it is talking to.
>>> So
>>> > far
>>> > >>>> I have
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > not been able to catch it.
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > On Mon, Jan 3, 2022 at 11:00 PM Erik Lane
>>> > >>>> [email protected]
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > wrote:
>>> > >>>> > > > > >
>>> > >>>> > > > > > > > > > You don't mention this, but since it's always 2
>>> > >>>> hours, is
>>> > >>>> > > > > > > > > >
>>> > >>>> > > > > > > > > > there a
>>> > >>>> > > >
>>> > >>>> > > > > time
>>> > >>>> > > > >
>>> > >>>> > > > > > > > > > zone
>>> > >>>> > > > > > > > > >
>>> > >>>> > > > > > > > > > setting in there that has gotten off? Maybe it's
>>> > >>>> talking to a
>>> > >>>> > > > > > > > > >
>>> > >>>> > > > > > > > > > NTP
>>> > >>>> > > >
>>> > >>>> > > > > server?
>>> > >>>> > > > >
>>> > >>>> > > > > > > > > > On Mon, Jan 3, 2022 at 8:49 PM Chuck Hast
>>> > >>>> [email protected]
>>> > >>>> > > > > > > > > >
>>> > >>>> > > > > > > > > > wrote:
>>> > >>>> > > > > >
>>> > >>>> > > > > > > > > > > Folks,
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > Not sure where to take this but figured that I
>>> > >>>> would get more
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > info here.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > I have a RadioThermostat CT80. I have had it
>>> now
>>> > >>>> for several
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > years. As the summer wound down. I shut down
>>> the
>>> > >>>> A/C and
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > opened the windows in the house. Then in Nov I
>>> > >>>> needed to fire
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > up the heating, all appeared to be well, but I
>>> > >>>> noticed that
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > the
>>> > >>>> > > >
>>> > >>>> > > > > > > > > > > thermostat clock was 2 hours slow. I set it
>>> and a
>>> > >>>> while
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > later see that it has lost 2 hours again.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > I have a home automation system. I checked the
>>> > >>>> logs, and
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > contacted the author. He has a CT50 which has
>>> > fewer
>>> > >>>> bells
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > and whistles than mine but same unit. Anyhow
>>> he
>>> > >>>> gave me
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > some guidance, in the end I shut down the HA
>>> > system
>>> > >>>> and it
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > still would drop the 2 hours, I powered the
>>> > >>>> thermostat down
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > and removed the WiFi radio, powered it back
>>> up, it
>>> > >>>> ran about
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > 4 hours (about 3 hours longer) and never
>>> dropped
>>> > >>>> the 2 hours.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > Normally it will go between 20 minutes and an
>>> hour
>>> > >>>> after I
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > have set it to the correct time, then drop
>>> back to
>>> > >>>> the
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > incorrect
>>> > >>>> > > > >
>>> > >>>> > > > > > > > > > > time. So this appears to indicated that it is
>>> > either
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > something
>>> > >>>> > > >
>>> > >>>> > > > > > > > > > > on the network that is doing the time change
>>> or
>>> > >>>> something in
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > the WiFi radio.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > I am trying to sniff the network and see if I
>>> can
>>> > >>>> catch any
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > weird packets. But this is one I have not done
>>> > >>>> before.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > My router is a Mikrotik 2011, and I have been
>>> > >>>> trying to use
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > the tools on it to try to monitor the IP
>>> address
>>> > of
>>> > >>>> the
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > thermo-
>>> > >>>> > > >
>>> > >>>> > > > > > > > > > > stat and try to see if it is talking to
>>> something
>>> > >>>> else. So
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > far
>>> > >>>> > > >
>>> > >>>> > > > > > > > > > > no joy.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > I am wondering about getting wire shark in
>>> there
>>> > >>>> and trying
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > to filter those packets that way as I am not
>>> > having
>>> > >>>> much luck
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > with the Mikrotik tools
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > Any recommendations?
>>> > >>>> > > > > > > > > > > --------------------
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > Chuck Hast -- KP4DJT --
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > I can do all things through Christ which
>>> > >>>> strengtheneth me.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > Ph 4:13 KJV
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > Todo lo puedo en Cristo que me fortalece.
>>> > >>>> > > > > > > > > > >
>>> > >>>> > > > > > > > > > > Fil 4:13 RVR1960
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > --
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > Chuck Hast -- KP4DJT --
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > I can do all things through Christ which
>>> strengtheneth
>>> > >>>> me.
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > Ph 4:13 KJV
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > Todo lo puedo en Cristo que me fortalece.
>>> > >>>> > > > > > > > >
>>> > >>>> > > > > > > > > Fil 4:13 RVR1960
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > --
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Chuck Hast -- KP4DJT --
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > I can do all things through Christ which
>>> strengtheneth
>>> > me.
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Ph 4:13 KJV
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Todo lo puedo en Cristo que me fortalece.
>>> > >>>> > > > > > > >
>>> > >>>> > > > > > > > Fil 4:13 RVR1960
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > --
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > Chuck Hast -- KP4DJT --
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > I can do all things through Christ which
>>> strengtheneth me.
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > Ph 4:13 KJV
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > Todo lo puedo en Cristo que me fortalece.
>>> > >>>> > > > > > >
>>> > >>>> > > > > > > Fil 4:13 RVR1960
>>> > >>>> > > >
>>> > >>>> > > > --
>>> > >>>> > > >
>>> > >>>> > > > Chuck Hast -- KP4DJT --
>>> > >>>> > > >
>>> > >>>> > > > I can do all things through Christ which strengtheneth me.
>>> > >>>> > > >
>>> > >>>> > > > Ph 4:13 KJV
>>> > >>>> > > >
>>> > >>>> > > > Todo lo puedo en Cristo que me fortalece.
>>> > >>>> > > >
>>> > >>>> > > > Fil 4:13 RVR1960
>>> > >>>> >
>>> > >>>> > --
>>> > >>>> >
>>> > >>>> > Chuck Hast -- KP4DJT --
>>> > >>>> >
>>> > >>>> > I can do all things through Christ which strengtheneth me.
>>> > >>>> >
>>> > >>>> > Ph 4:13 KJV
>>> > >>>> >
>>> > >>>> > Todo lo puedo en Cristo que me fortalece.
>>> > >>>> >
>>> > >>>> > Fil 4:13 RVR1960
>>> > >>>>
>>> > >>>
>>> > >>>
>>> > >>> --
>>> > >>>
>>> > >>> Chuck Hast -- KP4DJT --
>>> > >>> I can do all things through Christ which strengtheneth me.
>>> > >>> Ph 4:13 KJV
>>> > >>> Todo lo puedo en Cristo que me fortalece.
>>> > >>> Fil 4:13 RVR1960
>>> > >>>
>>> > >>>
>>> > >>>
>>> > >>
>>> > >> --
>>> > >>
>>> > >> Chuck Hast -- KP4DJT --
>>> > >> I can do all things through Christ which strengtheneth me.
>>> > >> Ph 4:13 KJV
>>> > >> Todo lo puedo en Cristo que me fortalece.
>>> > >> Fil 4:13 RVR1960
>>> > >>
>>> > >>
>>> > >>
>>> > >
>>> > > --
>>> > >
>>> > > Chuck Hast  -- KP4DJT --
>>> > > I can do all things through Christ which strengtheneth me.
>>> > > Ph 4:13 KJV
>>> > > Todo lo puedo en Cristo que me fortalece.
>>> > > Fil 4:13 RVR1960
>>> > >
>>> > >
>>> >
>>> > --
>>> >
>>> > Chuck Hast  -- KP4DJT --
>>> > I can do all things through Christ which strengtheneth me.
>>> > Ph 4:13 KJV
>>> > Todo lo puedo en Cristo que me fortalece.
>>> > Fil 4:13 RVR1960
>>> >
>>>
>>
>>
>> --
>>
>> Chuck Hast  -- KP4DJT --
>> I can do all things through Christ which strengtheneth me.
>> Ph 4:13 KJV
>> Todo lo puedo en Cristo que me fortalece.
>> Fil 4:13 RVR1960
>>
>>
>
> --
>
> Chuck Hast  -- KP4DJT --
> I can do all things through Christ which strengtheneth me.
> Ph 4:13 KJV
> Todo lo puedo en Cristo que me fortalece.
> Fil 4:13 RVR1960
>
>

-- 

Chuck Hast  -- KP4DJT --
I can do all things through Christ which strengtheneth me.
Ph 4:13 KJV
Todo lo puedo en Cristo que me fortalece.
Fil 4:13 RVR1960

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