# Unknown Route (?) on zigbee devices

**URL:** <https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200>\
**Category:** Devices & Integrations\
**Tags:** zigbee\
**Created:** [September 2, 2022, 5:55pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200 "2022-09-02T17:55:47Z")\
**Posts on this page:** 12\
**Page:** 1

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**Author:** ![sdbg](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/sdbg/32/73910_2.png) [@sdbg](https://community.smartthings.com/u/sdbg)\
**Post date:** [September 2, 2022, 5:55pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/1 "2022-09-02T17:55:47Z")

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Hi,

Lately I am seeing several zigbee devices reporting unknown route (???) in the IDE. These devices seem to be relatively unstable. I have tried turning them off as well as the hub for 30 mins or more in hopes of rebuilding the zigby mesh per another post I read. However, it seems like those devices end up again with the unknown route.

One of the devices reporting this is a smartthings multi sensor, the other is a crewe zigbee bulb.

Any ideas? Thanks in advance.

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**Author:** ![JDRoberts](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/jdroberts/32/56577_2.png) [@JDRoberts](https://community.smartthings.com/u/JDRoberts)\
**Post date:** [September 2, 2022, 6:01pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/2 "2022-09-02T18:01:33Z")

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Are they using Edge Drivers? The IDE has not been updated for the new architecture, so anything listed as “placeholder” may not show in a route report.

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<div class="post-metadata">

**Author:** ![sdbg](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/sdbg/32/73910_2.png) [@sdbg](https://community.smartthings.com/u/sdbg)\
**Post date:** [September 2, 2022, 6:05pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/3 "2022-09-02T18:05:16Z")

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No, I haven’t moved either of these devices over yet. Presumably the smarthings multi sensor will migrate automatically. The cree I probably need to download the edge driver (if it exists)?

Though I assume the issue with the weird routing would still persist even with the new driver… I think?

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**Author:** ![jkp](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/jkp/32/117130_2.png) [@jkp](https://community.smartthings.com/u/jkp)\
**Post date:** [September 2, 2022, 6:30pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/4 "2022-09-02T18:30:09Z")

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> [@sdbg](#):
>
> No, I haven’t moved either of these devices over yet.

but do any of the other zigbee devices show Placeholder as the Device Type in IDE?

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<div class="post-metadata">

**Author:** ![sdbg](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/sdbg/32/73910_2.png) [@sdbg](https://community.smartthings.com/u/sdbg)\
**Post date:** [September 2, 2022, 7:43pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/5 "2022-09-02T19:43:00Z")

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As in other devices in my network? Some yes depending on if they are cloud devices or have migrated to edge drivers already.

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<div class="post-metadata">

**Author:** ![jkp](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/jkp/32/117130_2.png) [@jkp](https://community.smartthings.com/u/jkp)\
**Post date:** [September 2, 2022, 7:59pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/6 "2022-09-02T19:59:10Z")

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Only referring to other zigbee devices connected directly to your hub. Because once a zigbee device starts using an Edge driver that is connected to your hub, if it is routing data for other zigbee devices… it will appear as an Unknown device in routing data of zigbee devices that still use groovy device handlers.

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<div class="post-metadata">

**Author:** ![sdbg](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/sdbg/32/73910_2.png) [@sdbg](https://community.smartthings.com/u/sdbg)\
**Post date:** [September 2, 2022, 10:30pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/7 "2022-09-02T22:30:23Z")

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Ah, I see where you are going now. Ok so I just checked and actually none of my zigbee devices have been migrated to edge yet. So I’m really stumped about the unknown route… I’m assuming this is related to reliability because those devices seen to be having trouble communicating consistently.

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**Author:** ![csstup](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/csstup/32/141481_2.png) [@csstup](https://community.smartthings.com/u/csstup)\
**Post date:** [September 3, 2022, 12:34am UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/8 "2022-09-03T00:34:14Z")

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Routes shown in the IDE have never been very accurate. My zwave routes often showed circular references (Device A-\>Device B-\>Device A-\>Device C) and the question marks for Zigbee.

When I want to look at route data for Zwave I use a usb stick and join it as a secondary controller. Zigbee I’m blind.

The hope is that at some point the CLI will show route data for zwave and zigbee Edge devices straight from the radios.

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<div class="post-metadata">

**Author:** ![sdbg](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/sdbg/32/73910_2.png) [@sdbg](https://community.smartthings.com/u/sdbg)\
**Post date:** [September 3, 2022, 2:57pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/9 "2022-09-03T14:57:09Z")

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Ok, so in turns of device reliability or showing offline, should I assume I need to add further zigbee repeaters? These devices have seen solid for months and only now seem to be intermiteantly dropping off and showing unknown route.

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<div class="post-metadata">

**Author:** ![csstup](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/csstup/32/141481_2.png) [@csstup](https://community.smartthings.com/u/csstup)\
**Post date:** [September 3, 2022, 3:56pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/10 "2022-09-03T15:56:41Z")

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> [@sdbg](#):
>
> should I assume I need to add further zigbee repeaters?

How many ZIgbee devices are in your mesh? Number of repeaters is dependent on several factors including floor space and layout, placement and types of repeaters. Remember that any line powered device is generally a repeater (except for zigbee bulbs pre 3.0)

The hub can only manage 16 devices directly. Other devices will need to use another repeater as long as it has free slots available. Some repeaters are fairly low capacity due to low memory constraints (some of the IKEA repeaters only allow 6 children at a time).

A good rule of thumb is probably a repeating device for every 4-8 end devices depending on placement.

Also make sure your Zigbee channel is set to something non overlapping with WiFi (see link below.) You can change it the IDE (My Hubs-\>-\>View Utilities). Good choices are channel 15, 20 or 25, although some devices won’t work on other channels. If you change, you may have to re-pair some devices. Most should go into panic mode and find their new home within an hour.

![image](https://global.discourse-cdn.com/smartthings/original/3X/7/0/70a921377f635b7e06e698848526ed1ef04d6a9b.png)

> **[ZigBee and Wi-Fi Coexistence](https://www.metageek.com/training/resources/zigbee-wifi-coexistence/)**
>
> ZigBee transmits on the same part of the 2.4 GHz spectrum as Wi-Fi, and when both protocols are transmitting at the same time, it causes interference that can damage the quality of the Zigbee signal. In this lesson, we’ll cover how to design a...

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<div class="post-metadata">

**Author:** ![mblumber](https://avatars.discourse-cdn.com/v4/letter/m/f0a364/32.png) [@mblumber](https://community.smartthings.com/u/mblumber)\
**Post date:** [November 27, 2022, 5:00pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/11 "2022-11-27T17:00:58Z")

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Anyone know how to view these routes in the new smartthings CLI? When I run a “smartthings devices x -v” it still doesn’t show it.

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<div class="post-metadata">

**Author:** ![csstup](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/csstup/32/141481_2.png) [@csstup](https://community.smartthings.com/u/csstup)\
**Post date:** [November 27, 2022, 5:20pm UTC](https://community.smartthings.com/t/unknown-route-on-zigbee-devices/247200/12 "2022-11-27T17:20:30Z")

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> [@mblumber](#):
>
> Anyone know how to view these routes in the new smartthings CLI?

You can’t (yet?). Unfortunately it’s one of many things still needed on my list…

> [@Needs and wants for T-Day](https://community.smartthings.com/t/needs-and-wants-for-t-day/252064):
>
> List of items we still need before Transition Day for Edge devices, some of which we’re losing when the IDE is gone, some of which we don’t have with Edge devices, some of which we need to make the transition clean. This list is about a) abilities needed for transition, b) features that we’re losing when the IDE is completely shut down or c) abilities that DTH+IDE had that Edge+App/CLI/API does not. Ability to see Z-Wave device information in the app, CLI or API (fingerprint, clusters, security level). Currently only available in the IDE for DTH devices. Ability to see Z-Wave routing information in the app, CLI or API. Currently only available in the IDE for DTH devices. Ability to see ZigBee device information in the app, CLI or API (fingerprint, clusters, signal level). Currently …
