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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!
Features -> General Information -> Accept SIP Trust Server Only --> Set to Enabled (This stops direct 'ghost calls' from the internet, and only allows calls from the registered SIP server)
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Yealink-ghost-call.png|thumb|To disable Ghost calls
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Features -> General Information -> Call Waiting --> set to Disabled
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