Cloud Softphone (Business Solution) FAQ
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      1. Acrobits & Cloud Softphone FAQ
      2. Cloud Softphone (Business Solution) FAQ

      What IPs Do We Need To Allow On Our PBX Firewall For The Push Notification Service To Work On Cloud Softphone?

      For a detailed explanation of this, please check out: all.sipis.acrobits.cz

      The following IP addresses are supported:

      Name:    all.sipis.acrobits.cz
      Address: 107.170.65.67
      Name:    all.sipis.acrobits.cz
      Address: 107.170.123.70
      Name:    all.sipis.acrobits.cz
      Address: 107.170.151.176
      Name:    all.sipis.acrobits.cz
      Address: 159.65.186.176
      Name:    all.sipis.acrobits.cz
      Address: 159.65.251.173
      Name:    all.sipis.acrobits.cz
      Address: 159.65.252.186
      Name:    all.sipis.acrobits.cz
      Address: 159.65.253.49
      Name:    all.sipis.acrobits.cz
      Address: 162.243.35.55
      Name:    all.sipis.acrobits.cz
      Address: 162.243.66.221
      Name:    all.sipis.acrobits.cz
      Address: 162.243.226.67
      Name:    all.sipis.acrobits.cz
      Address: 162.243.226.164
      Name:    all.sipis.acrobits.cz
      Address: 165.227.184.188
      Name:    all.sipis.acrobits.cz
      Address: 167.99.48.91
      Name:    all.sipis.acrobits.cz
      Address: 167.99.119.203
      Name:    all.sipis.acrobits.cz
      Address: 167.99.119.244
      Name:    all.sipis.acrobits.cz
      Address: 192.241.179.113

      The device needs to connect to these IPs on these ports.
      • 443/tcp
      • 4998/udp
      • 4998/tcp
      • 24998/tcp
      And these IPs also need to be able to communicate with the SIP server over whatever port is used for SIP traffic (typically 5060 or 5061 for TLS).