Firewall / NAT settings to access Voice Services

Nehos voice services use the 180.94.236.0/26 (255.255.255.192) subnet for SIP signaling and RTP media. Please allow traffic using UDP on any port from this subnet to ensure that there is no interruptions to signalling or media. For sip.nehos.com.au your Domain & SIP Proxy will need to be set to sip.nehos.com.au (180.94.236.10). For the basic cloud based […]

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NAT

If your equipment supports STUN then you should enable and use the following address for the stun server :  sip.nehos.com.au and port 5060 or cpbx.nehos.com.au and port 5060 Please note that our STUN server uses the same IP and port as the main SIP Proxy. This allows for a much better NAT traversal than other solutions that […]

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