Mohamed Fahim
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Mohamed Fahim

Expert in Asterisk, A2billing, Elastix and AWS, Cloud telephony


Colombo, Sri Lanka


Over the last nine years I have actively engaged in designing and implementing VOIP telephony related infrastructure which involved in installation, provisioning and commissioning of highly complex VOIP solutions using Asterisk, A2billing, Elastix, Asternic, PIAF, Trixbox and Amazon AWS cloud telephony, Azure, HP Cloud, Rackspace and Digital Ocean Asterisk telephony installation. Provides call centre solutions using Asterisk, A2billing and Asternic. G729/G723 codec installation also Genband C3, Genband G9, Genband T800, Genband S3, Nextone VOIP Support.

Work History and Feedback

  • Aug 2013 - Apr 2014

    Asterisk and Adtran 908 implementation
    7 hours
    $16.67 / hr
    $116.69 earned

  • Dec 2013

    VOIP expert to configure secure sip
    The freelancer has made this comment private
    Fixed Price

  • Jul 2013

    Cisco IVR scripting consultation
    I' ve hired him for Cisco IVR, but I didn't mentioned in the title of the work.
    $5.00 earned
    Fixed Price

  • Mar 2013 - Apr 2013

    Asterisk A2Billing Project Adminstrator
    6 hours
    $14.44 / hr
    $79.42 earned

  • Dec 2012 - Feb 2013

    Asterix phone system configuration and troubleshooting
    Worked well. Knowledgeable and professional.
    0 hour
    $14.44 / hr
    $2.45 earned

  • Sep 2012 - Oct 2012

    DD-WRT QoS Customization
    It was a pleasure working with Mohamed. He gave insight and guidance for what turned out to be a superior solution. He successfully implemented the solution and everything is working well.
    12 hours
    $14.44 / hr
    $170.83 earned

  • View More (11)

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Name Score (out of 5) Time to Complete
Voice Over IP Test 3.50 Top 10% 27 mins
CISCO Test 4.00 Top 20% 26 mins
Networking Concepts Test 4.10 Top 20% 10 mins

Work History

73% Job Success
800 hours worked
53 jobs


More than 30 hrs/week


Phone Number: Verified

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