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Part 1 Background Knowledge
- Command Line Interface
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Analog telephony
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BRI/PRI Telephony
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Mobile Telephony
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SIP
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SDP
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RTP/SRTP Protocol
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DTMF
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SMS/SSMTP Debug
Part 2 Trouble shooting
- Hardware Faults
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Web GUI Faults
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Extensions Issues
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SIP Trunk Issues
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PSTN Trunk Issues
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ISDN Trunk Issues
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GSM/3G Trunk Issues
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SMS/USSD Issues
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Voicemail Issues
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Others
Buy the Course Kit
Learn More
To learn how to register or for upcoming scheduled classes, email support@helia.ca or phone (403) 668-7895