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Security is paramount when running your own PBX. Make sure all SIP extension passwords are strong and any IVRs do not allow unauthenticated callers to get a dia
by supertrope 5y ago
Security is paramount when running your own PBX. Make sure all SIP extension passwords are strong and any IVRs do not allow unauthenticated callers to get a dial tone. Otherwise toll fraudsters can make tens of thousands of dollars of calls in one night!