General VoIP Phone Setup - Checklist

General Phone Settings

Required Use
User/Auth ID  Account ID (11 digit DID)
Password/Secret Service Password
Server/Host sip.sipresource.com 
Codec  Primary: G729, Secondary: G711/PCMU 
TZ   -5 US Eastern Time
NTP  us.pool.ntp.org, time.nist.gov
Voicemail Button  *98 
DTMF rfc2833

Note that depending on the phone being configured, other settings may be required.

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