Do you have such type of Question, How to Fix error regarding network connection in Zoom App
If you get an error message in Zoom like the one below, it may be related to the network connection, network firewall settings, or web security gateway settings.
- The application remains in “Connecting” mode
- “Network error, please try again”
- If you’ve timed out due to “Unable to connect to the service. Please check your network connection and try again later”
Check1:
Open a browser, check the network connection, and confirm that you can access https://zoom.us.
Recommend 1
from SSL inspection of a web security gateway, Zoom.Us and * .zoom.us the
it is recommended that you registered in the white list.
Refer to the table below to configure the network firewall.
| protocol | port | sender | destination |
| TCP | 80, 443 | All Zoom clients | * .zoom.us |
| TCP | 443, 8801, 8802 | All Zoom clients | IPv4: 3.80.20.128/25 3.104.34.128/25 3.120.121.0/25 3.208.72.0/25 3.211.241.0/25 4.34.125.128/25 4.35.64.128/25 8.5.128.0/23 13.52.6.128/25 13.52.146.0 / 25 18.205.93.128/25 50.239.202.0/23 50.239.204.0/24 52.61.100.128/25 52.202.62.192/26 52.215.168.0/25 64.69.74.0/24 64.125.62.0/24 64.211.144.0/24 65.39.152.0 / 24 69.174.57.0/24 69.174.108.0/22 99.79.20.0/25 103.122.166.0/23 109.94.160.0/24 115.110.154.192/26 115.114.56.192/26 115.114.115.0/26 115.114.131.0/26 120.29.148.0 /twenty four 160.1.56.128/25 161.199.136.0/22 162.12.232.0/22 162.255.36.0/22 192.204.12.0/22 202.177.207.128/27 202.177.213.96/27 204.141.28.0/22 207.226.132.0/24 209.9.211.0/24 209.9.215.0/24 210.57.55.0/24 213.19.144.0/24 213.19.153.0/24 213.244.140.0/24 221.122.88.64/27 221.122.88.128/25 221.122.89.128/25 IPv6: 2620: 123: 2000 :: / 44 |
| UDP | 3478, 3479, 8801-8810 | All Zoom clients | IPv4: 3.80.20.128/25 3.104.34.128/25 3.120.121.0/25 3.208.72.0/25 3.211.241.0/25 4.34.125.128/25 4.35.64.128/25 8.5.128.0/23 13.52.6.128/25 13.52.146.0 / 25 18.205.93.128/25 50.239.202.0/23 50.239.204.0/24 52.61.100.128/25 52.202.62.192/26 52.215.168.0/25 64.69.74.0/24 64.125.62.0/24 64.211.144.0/24 65.39.152.0 / 24 69.174.57.0/24 69.174.108.0/22 99.79.20.0/25 103.122.166.0/23 109.94.160.0/24 115.110.154.192/26 115.114.56.192/26 115.114.115.0/26 115.114.131.0/26 120.29.148.0 /twenty four 160.1.56.128/25 161.199.136.0/22 162.12.232.0/22 162.255.36.0/22 192.204.12.0/22 202.177.207.128/27 202.177.213.96/27 204.141.28.0/22 207.226.132.0/24 209.9.211.0/24 209.9.215.0/24 210.57.55.0/24 213.19.144.0/24 213.19.153.0/24 213.244.140.0/24 221.122.88.64/27 221.122.88.128/25 221.122.89.128/25 IPv6: 2620: 123: 2000 :: / 44 |
Connection type: Zoom website
| protocol | port | sender | destination |
| TCP | 80, 443 | All Zoom clients | * .zoom.us * .cloudfront.net |
Available web browsers are Google Chrome, Safari, Firefox, Microsoft Edge, and Internet Explorer. Please refer to Internet Explorer for the requirements of each browser.
Read it also –
Frequently Asked Questions
Why is Zoom telling me to check my network connection?
The quality of your Internet connection can make or break Zoom meetings. If your connection is unstable, you’ll experience freezing, buffering, and disconnecting.
Why does Zoom keep saying unable to connect?
Make sure Zoom’s servers are up and running. When Zoom servers are under load or experiencing technical difficulties, they can go down. When connectivity issues arise, you may not be able to attend meetings during these times.
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