Network Firewall Settings for CRC – Zoom Help Center

H.323 endpoint access to Zoom Cloud Room Connector

Protocol

Ports

Source

Destination

TCP

443
1720
3000-4000

H.323 Endpoint

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
13.114.106.166/32
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
52.197.97.21/32
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
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
160.1.56.128/25
161.199.136.0/22
162.12.232.0/22
162.255.36.0/22
165.254.88.0/23
173.231.80.0/20
192.204.12.0/22
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:

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:

UDP

3000-4000
5060
9000-10000

SIP Endpoint

IPv4:

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

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