Obihai adapters and Polycom phones on firmware 5.8+ will not come online despite being provisioned properly and the 8x8 Subnets being added to the firewall.
- Obihai ATA Adapters
- Polycom Phones firmware 5.8+
- Add the PDMS, formerly Obitalk, IPs and Ports to the firewall white list.
- If your firewall requires it, whitelist trusted hosts from the second table below.
PDMS-SP Trusted IP Addresses
|Trusted IP Address||UDP/TCP||TLS|
|188.8.131.52||10000 to 20000||443|
|184.108.40.206||10000 to 20000||443|
|220.127.116.11||10000 to 20000||443|
|18.104.22.168||10000 to 20000||443|
10000 to 20000
|22.214.171.124||10000 to 20000||443|
|126.96.36.199||10000 to 20000||443|
|188.8.131.52||10000 to 20000||443|
|184.108.40.206||10000 to 20000||443|
|220.127.116.11||10000 to 20000||443|
|18.104.22.168||10000 to 20000||443|
|22.214.171.124||10000 to 20000||443|
|126.96.36.199||10000 to 20000||443|
PDMS-SP Provisioning Trusted Hosts
Obihai adapters and Polycom phones on 5.8+ firmware are required to communicate with the PDMS system, formerly Obitalk before they can be provisioned or come online with 8x8 service. These servers are used for ZTP (Zero Touch Provisioning).