Important Notice: Please begin updating all your clients to Zoom 5.0. After May 30, 2020, all Zoom clients on older versions will receive a forced upgrade when trying to join meetings as GCM Encryption will be fully enabled across the Zoom platform. Click here for more information on the changes and how to update your Zoom application or download now.

Note: As our world comes together to slow the spread of COVID-19 pandemic, the Zoom Support Center has continued to operate 24x7 globally to support you. Please see the updated Support Guidelines during these unprecedented times.



Network Firewall Settings for CRC Follow

H.323 endpoint access to Zoom Cloud Room Connector

Protocol Ports Source Destination
TCP 443
1720
3000-4000
H.323 Endpoint

IPv4:

3.7.35.0/25
3.21.137.128/25
3.22.11.0/24
3.23.93.0/24
3.25.41.128/25
3.25.42.0/25
3.25.49.0/24
3.80.20.128/25
3.96.19.0/24
3.101.32.128/25
3.101.52.0/25
3.104.34.128/25
3.120.121.0/25
3.127.194.128/25
3.208.72.0/25
3.211.241.0/25
3.235.69.0/25
3.235.82.0/23
3.235.71.128/25
3.235.72.128/25
3.235.73.0/25
3.235.96.0/23
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
13.114.106.166/32
18.157.88.0/24
18.205.93.128/25
50.239.202.0/23
50.239.204.0/24
52.61.100.128/25
52.81.151.128/25
52.81.215.0/24
52.197.97.21/32
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
109.94.160.0/22
109.244.18.0/25
109.244.19.0/24
111.33.181.0/25
115.110.154.192/26  
115.114.56.192/26
115.114.115.0/26 
115.114.131.0/26
120.29.148.0/24
140.238.128.0/24
147.124.96.0/19
149.137.0.0/17
152.67.20.0/24
152.67.118.0/24
152.67.180.0/24
158.101.64.0/24
160.1.56.128/25
161.189.199.0/25
161.199.136.0/22
162.12.232.0/22
162.255.36.0/22
165.254.88.0/23
168.138.16.0/24
168.138.48.0/24
168.138.72.0/24
168.138.244.0/24
173.231.80.0/20
192.204.12.0/22
193.122.32.0/22
193.123.0.0/19
193.123.40.0/22
193.123.128.0/19
198.251.128.0/17
202.177.207.128/27
202.177.213.96/27
204.80.104.0/21
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
221.123.139.192/27

IPv6:
2620:123:2000::/40

UDP 3000-4000 H.323 Endpoint

IPv4:

3.7.35.0/25
3.21.137.128/25
3.22.11.0/24
3.23.93.0/24
3.25.41.128/25
3.25.42.0/25
3.25.49.0/24
3.80.20.128/25
3.96.19.0/24
3.101.32.128/25
3.101.52.0/25
3.104.34.128/25
3.120.121.0/25
3.127.194.128/25
3.208.72.0/25
3.211.241.0/25
3.235.69.0/25
3.235.82.0/23
3.235.71.128/25
3.235.72.128/25
3.235.73.0/25
3.235.96.0/23
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
13.114.106.166/32
18.157.88.0/24
18.205.93.128/25
50.239.202.0/23
50.239.204.0/24
52.61.100.128/25
52.81.151.128/25
52.81.215.0/24
52.197.97.21/32
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
109.94.160.0/22
109.244.18.0/25
109.244.19.0/24
111.33.181.0/25
115.110.154.192/26  
115.114.56.192/26
115.114.115.0/26 
115.114.131.0/26
120.29.148.0/24
140.238.128.0/24
147.124.96.0/19
149.137.0.0/17
152.67.20.0/24
152.67.118.0/24
152.67.180.0/24
158.101.64.0/24
160.1.56.128/25
161.189.199.0/25
161.199.136.0/22
162.12.232.0/22
162.255.36.0/22
165.254.88.0/23
168.138.16.0/24
168.138.48.0/24
168.138.72.0/24
168.138.244.0/24
173.231.80.0/20
192.204.12.0/22
193.122.32.0/22
193.123.0.0/19
193.123.40.0/22
193.123.128.0/19
198.251.128.0/17
202.177.207.128/27
202.177.213.96/27
204.80.104.0/21
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
221.123.139.192/27

IPv6:
2620:123:2000::/40

Note: Open ALG (Application Layer Gateway) for H.323 Support

  • Signal: TCP 1720
  • Control: TCP 3000-4000
  • RTP: UDP 3000-4000

SIP endpoint access to Zoom Cloud Room Connector

Protocol Ports Source Destination
TCP 443
3000-4000
5060-5061
SIP Endpoint

IPv4:

3.7.35.0/25
3.21.137.128/25
3.22.11.0/24
3.23.93.0/24
3.25.41.128/25
3.25.42.0/25
3.25.49.0/24
3.80.20.128/25
3.96.19.0/24
3.101.32.128/25
3.101.52.0/25
3.104.34.128/25
3.120.121.0/25
3.127.194.128/25
3.208.72.0/25
3.211.241.0/25
3.235.69.0/25
3.235.82.0/23
3.235.71.128/25
3.235.72.128/25
3.235.73.0/25
3.235.96.0/23
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
13.114.106.166/32
18.157.88.0/24
18.205.93.128/25
50.239.202.0/23
50.239.204.0/24
52.61.100.128/25
52.81.151.128/25
52.81.215.0/24
52.197.97.21/32
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
109.94.160.0/22
109.244.18.0/25
109.244.19.0/24
111.33.181.0/25
115.110.154.192/26  
115.114.56.192/26
115.114.115.0/26 
115.114.131.0/26
120.29.148.0/24
140.238.128.0/24
147.124.96.0/19
149.137.0.0/17
152.67.20.0/24
152.67.118.0/24
152.67.180.0/24
158.101.64.0/24
160.1.56.128/25
161.189.199.0/25
161.199.136.0/22
162.12.232.0/22
162.255.36.0/22
165.254.88.0/23
168.138.16.0/24
168.138.48.0/24
168.138.72.0/24
168.138.244.0/24
173.231.80.0/20
192.204.12.0/22
193.122.32.0/22
193.123.0.0/19
193.123.40.0/22
193.123.128.0/19
198.251.128.0/17
202.177.207.128/27
202.177.213.96/27
204.80.104.0/21
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
221.123.139.192/27

IPv6:
2620:123:2000::/40

UDP 3000-4000
5060
9000-10000
SIP Endpoint

IPv4:

3.7.35.0/25
3.21.137.128/25
3.22.11.0/24
3.23.93.0/24
3.25.41.128/25
3.25.42.0/25
3.25.49.0/24
3.80.20.128/25
3.96.19.0/24
3.101.32.128/25
3.101.52.0/25
3.104.34.128/25
3.120.121.0/25
3.127.194.128/25
3.208.72.0/25
3.211.241.0/25
3.235.69.0/25
3.235.82.0/23
3.235.71.128/25
3.235.72.128/25
3.235.73.0/25
3.235.96.0/23
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
13.114.106.166/32
18.157.88.0/24
18.205.93.128/25
50.239.202.0/23
50.239.204.0/24
52.61.100.128/25
52.81.151.128/25
52.81.215.0/24
52.197.97.21/32
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
109.94.160.0/22
109.244.18.0/25
109.244.19.0/24
111.33.181.0/25
115.110.154.192/26  
115.114.56.192/26
115.114.115.0/26 
115.114.131.0/26
120.29.148.0/24
140.238.128.0/24
147.124.96.0/19
149.137.0.0/17
152.67.20.0/24
152.67.118.0/24
152.67.180.0/24
158.101.64.0/24
160.1.56.128/25
161.189.199.0/25
161.199.136.0/22
162.12.232.0/22
162.255.36.0/22
165.254.88.0/23
168.138.16.0/24
168.138.48.0/24
168.138.72.0/24
168.138.244.0/24
173.231.80.0/20
192.204.12.0/22
193.122.32.0/22
193.123.0.0/19
193.123.40.0/22
193.123.128.0/19
198.251.128.0/17
202.177.207.128/27
202.177.213.96/27
204.80.104.0/21
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
221.123.139.192/27

IPv6:
2620:123:2000::/40

 Note: IP ranges to be whitelisted for Zoom's Cloud Room Connector can be found here.

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