Muhammad Yousuf
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Muhammad Yousuf

VoIP/Linux Administrator


Lahore, Pakistan


I always love to learn new technologies and try my best to accomplish new and challenging tasks. 1. Complete IP PBX from scratch (Asterisk and freepbx) 2. Elastix (call center, fax server) 3. PIAF (With all Nerd Vittels scripts and tricks) 4. Trixbox and Freepbx Distro 5. Call center applications (Goautodial, Vicidial, Elastix) 6. Broadcast and AutoDialer(Goautodial) 7. VoIP calling card, pinless calling, wholesale, DID reselling (A2billing) 8. CRM with VoIP integration (Vtiger, SugarCRM, SuiteCRM) 9. Security of Servers and VoIP (Firewalls, Monitoring, Aleting) 10. VoIP security (Application security, Brute force attacks prevention, Fail2ban) 11. Monitoring of Servers and services (Nagios, Opsview) 12. High Availability and Failover (Heartbeat, DRDB, Pacemaker, Corosync) 13. ... moreAuto Proviosioning of IP Phones (Multiple vendors) 14. Asterisk custom dialplan 15. Fax server (Hylafax, Avantfax) 16. CDR statistics, Centralize CDR server for multiple Asterisk servers. 17. Missed call notifications, Queues reporting for Asterisk 18. Asterisk Operator Panels (Isymphony, FOP2) 19. VPN (OpenVPN, IPsec, PPTP with firewall security) 20. IVR (Database Backends) 21. Asterisk Integration with Digital PBXs i.e. Avaya, Nortel(sip trunking and PRI trunking) 22. GSM gateways with Asterisk (Openvox, GoIP, Dinstar, Quescom) 23. Networks (Switching, Routing, Security, Monitoring, Alerting, Optimization) 24. Firewalls (Pfsense, UTM, IPTables) I have practically experience of all the above mentioned products and technologies and I completed many custom projects using these. I am not limited to only these technologies, I always welcome to know new technologies and environments. I am always ready for a test job to prove my skills :-). less

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Work History and Feedback

  • Jun 2014 - Jun 2015

    CRM integration: Vtiger with Asterisk and voiper (soft phone)

    No feedback given

    $22.22 / hr
    $200.00 earned

  • Apr 2014 - Jun 2015

    Update Phone System

    No feedback given

    8 hours
    $22.22 / hr
    $177.76 earned

  • May 2014 - Feb 2015

    Need Vicidial Administrator
    1 hour
    $22.22 / hr
    $22.22 earned

  • Oct 2014

    Freepbx/Elastix Script for missed calls

    No feedback given

    $75.00 earned
    Fixed Price

  • Mar 2014 - Oct 2014

    freepbx asterisk assistance to integrate with Avaya

    No feedback given

    $250.00 earned
    Fixed Price

  • May 2014

    Network Admin/Designer: Cisco Meraki, Asterisk, QNAP, Linux Axis IP Surveillance
    Gave it a great shot. Great admin.
    $42.50 earned
    Fixed Price

  • View More (9)

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Name Score (out of 5) Time to Complete
Networking Concepts Test 4.25 Top 10% 24 mins

Work History

100% Job Success
209 hours worked
50 jobs


More than 30 hrs/week


Phone Number: Verified

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