bschoeberl
Newcomer
Newcomer
since ‎2025-06-09
‎2025-11-26

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User Activity

Grandstream 42XX Series Making Ghost Calls

2025-11-19 09:16 AM
I have 16 total Grandstream gateways in our environment. Many of the ports on these gateways initiate outbound "ghost" calls dialing +11, +12, +122, and so many other combinations but never a complete number. My company manages retirement communities...