# DNS problem with Windows SDK

**URL:** <https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353>\
**Category:** Windows\
**Created:** [September 13, 2021, 11:56am UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353 "2021-09-13T11:56:44Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![atarkhanov](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/atarkhanov/32/17233_2.png) [@atarkhanov](https://devforum.zoom.us/u/atarkhanov)\
**Post date:** [September 13, 2021, 11:56am UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353/1 "2021-09-13T11:56:44Z")

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Hello!  
We have a problem with starting zoom meetings on one of our devices. We made an application using the windows SDK. On one of our devices we can’t connect to a zoom meeting. We installed Fiddler to see what was wrong with the network connections and we saw that some zoom servers are not resolved by DNS servers.  
We assumed the problem is with our network or ISP, but we tried to run desktop zoom client. Official zoom client worked perfectly. So, the main questionis: How this situation can be resolved? Why our app not working, but Zoom app is working? What else can we do to diagnose such problem? Thanks in advance.

**Which Windows Meeting SDK version?**  
5.5.12511.422

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**Author:** ![Michael\_Condon](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/michael_condon/32/13543_2.png) [@Michael\_Condon](https://devforum.zoom.us/u/Michael_Condon)\
**Post date:** [September 13, 2021, 9:46pm UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353/2 "2021-09-13T21:46:56Z")

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Hey @atarkhanov,

Thanks for using the dev forum!

When you are unable to connect to a meeting, what SDKErrors are you given?

Thanks!  
Michael

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**Author:** ![atarkhanov](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/atarkhanov/32/17233_2.png) [@atarkhanov](https://devforum.zoom.us/u/atarkhanov)\
**Post date:** [September 14, 2021, 12:15pm UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353/3 "2021-09-14T12:15:08Z")

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Hello, Michael!  
Nice to meet you again 🙂  
We experienced problems 09/06/2021 and 09/07/2021. Then we set up a vpn to the problematic device and didn’t test it afterwards.  
We didn’t see any errors. we caught meeting statuses only (these are our logs):  
2021-09-06 10:58:30.189 +03:00 [INF] Status meeting: MEETING\_STATUS\_CONNECTING  
2021-09-06 10:58:54.338 +03:00 [INF] Status meeting: MEETING\_STATUS\_DISCONNECTING  
2021-09-06 10:58:54.339 +03:00 [INF] Status meeting: MEETING\_STATUS\_FAILED

or another logs:  
2021-09-07 10:48:50.585 +03:00 [INF] Status meeting: MEETING\_STATUS\_CONNECTING  
2021-09-07 10:49:16.918 +03:00 [INF] Status meeting: MEETING\_STATUS\_DISCONNECTING  
2021-09-07 10:49:16.918 +03:00 [INF] Status meeting: MEETING\_STATUS\_FAILED  
2021-09-07 10:49:18.944 +03:00 [INF] Status meeting: MEETING\_STATUS\_ENDED

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**Author:** ![Michael\_Condon](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/michael_condon/32/13543_2.png) [@Michael\_Condon](https://devforum.zoom.us/u/Michael_Condon)\
**Post date:** [September 15, 2021, 7:41pm UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353/4 "2021-09-15T19:41:20Z")

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Hey @atarkhanov,

Is this still happening, or did this only occur on those dates?

Thanks!  
Michael

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**Author:** ![atarkhanov](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/atarkhanov/32/17233_2.png) [@atarkhanov](https://devforum.zoom.us/u/atarkhanov)\
**Post date:** [September 17, 2021, 2:05pm UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353/5 "2021-09-17T14:05:13Z")

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Hello, Michael!

Yes, it is happening now. Same as earlier: we can’t connect using SDK, but Zoom desktop client is connecting.

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**Author:** ![Michael\_Condon](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/michael_condon/32/13543_2.png) [@Michael\_Condon](https://devforum.zoom.us/u/Michael_Condon)\
**Post date:** [September 20, 2021, 9:27pm UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353/6 "2021-09-20T21:27:48Z")

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Hey @atarkhanov,

Hmm, can you try updating to the latest version of the SDK and let me know if you still see this happen?

Thanks!  
Michael

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**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\
**Post date:** [October 21, 2021, 7:27am UTC](https://devforum.zoom.us/t/dns-problem-with-windows-sdk/57353/7 "2021-10-21T07:27:49Z")

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Closed on October 21, 2021, 7:27am UTC

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