Polycom Provisioning Instructions
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You can now place and receive calls.
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Ports Used by Polycom & NocTel
The following table below lists and describes the TCP and UDP ports used by Polycom phones and the NocTel system. Blocking any of these ports may result in the inability to place calls and other symptoms that will affect the use of Polycom phones.
Port # | Protocol | Purpose |
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123 | UDP | Used for NTP to sync device time |
5060 | UDP | Used for SIP to initiate calls |
10000-2000 | UDP | Used for RTP for voice data receipt and transmission |
80 | TCP | Used for device firmware |
443 | TCP | Used for secure handset remote configuration |
Info |
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