Hello, we have our IPO behind a firewall using SIP trunks and incoming/outgoing calls work fine. When we setup mobile twinning the calls drop. Our engineers have been told the only way to correct this is to eliminate the firewall and put the IPO directly on the Internet. When we do this the...
We have been having issues with putting the IPO Wan interface behind Watchguard firewalls. We get one way audio on the Sip line. We are using Avaya approved SIP providers and always the answer we get to this issue from everyone is to connect the WAN directly to the Internet. We do NOT want to...
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