Asterisk Consultants & Developers

Showing 52 freelancers

Asterisk Consultants & Developers

Showing 52 freelancers

Get Your Asterisk Project Started Today!

Hire a skilled freelance Asterisk developer to build multi-protocol, real-time communications applications solutions for all your needs. Experienced Asterisk contractors can set up predictive dialers, call centers, VoIP gateways, conference servers, IP PBX systems and other applications.

Asterisk is a popular open source framework for building communications applications. The platform uses scripting languages to create business phone systems, conference bridges and other communications protocols and technologies. On oDesk, the world’s largest online workplace, companies hire Asterisk experts to handle all their communication needs.

Browse Asterisk job posts for project examples or post your job on oDesk for free!

Asterisk Job Cost Overview

Typical total cost of oDesk Asterisk projects based on completed and fixed-price jobs.

oDesk Asterisk Jobs Completed Quarterly

On average, 10 Asterisk projects are completed every quarter on oDesk.

10

Time to Complete oDesk Asterisk Jobs

Time needed to complete a Asterisk project on oDesk.

Average Asterisk Freelancer Feedback Score

Asterisk oDesk freelancers typically receive a client rating of 4.58.

4.58

Last updated: July 1, 2014

  • 10 yrs exp RHCE,MCSE,CCNA,Live Chat,Phone,Email support 24x7 Sys admin

    With the personal experience of 9+ yrs , I have been working with the organizations like Lunarpages , Serverpoint and Hivelocity. My responsibility was to assist customer on live chat , phone support as well as resolving escalated tickets. Since working with data … more

    With the personal experience of 9+ yrs , I have been working with the organizations like Lunarpages , Serverpoint and Hivelocity. My responsibility was to assist customer on live chat , phone support as well as resolving escalated tickets. Since working with data centers I am well aware with all the leading technologies and since managing the the teams for live chat support , junior system admins I am well aware with management techniques. we got an expertise in Linux , windows and other linux distros. as well as control panels like cpanel , direct admin , hosting controller , plesk . Virtual technologies like OpenVz , Hyper V , Xen , Proxmox .. . The billing technologies like WHMCS , Ubersmit , HSPC along with all the ticket boards.  less

    linux-system-administration whm cpanel plesk asterisk 00 more less
    • $8.00 HOURLY RATE
    • 4.2
    • 1493 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
  • Unix/Linux System Administrator

    As a Linux and Unix System Administrator I am competent in deploying secure remote administration, including network and firewall as well as I do have a Self-starter attitude. I am expert in Linux and Unix systems administration and Linux and … more

    As a Linux and Unix System Administrator I am competent in deploying secure remote administration, including network and firewall as well as I do have a Self-starter attitude. I am expert in Linux and Unix systems administration and Linux and Unix infrastructure. I have system administration experience on a variety of platforms, with particular emphasis on high availability Unix (HP ux, AIX) Linux, Redhat, and CentOS, Debian derived systems. My Web-related skills include Web server configuration and CMS Installation and configuration. During my career with Linux and Unix System Administration, I have used, configured and maintained many different types of Linux and Unix hardware and software’s like web,mail,NFS,Backup,NMS,VOIP,Mail,Subversion on remote Servers. Unix systems and network administration are my primary interests. I have extensive experience with multiple UNIX-based operating systems with an emphasis on Linux but also Virtualization/cloud computing/Cisco/Microsoft/networking hardware, system and network security, network design and unix backups. I have experience with high traffic networking including load balancing technology. I use shell/Perl on a regular basis for system administration tasks.  less

    lamp-administration linux-system-administration asterisk subversion data-backup cpanel plesk whm freepbx hp-ux-administration 00 more less
    • $13.33 HOURLY RATE
    • 4.4
    • 364 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 4 TESTS
  • Windows, Linux, Unix Server and Systems Administration.

    To Provide: 1.) Linux security and administration, includes installation and configuration of some linux distro's: CentOS, Fedora, Ubuntu, FreeBSD, OpenBSD, Debian, OpenSuse and other linux distributions with Apache,MySQL,Bind,LDAP,FTP,SSH,Webmin and other linux services. Patches … more

    To Provide: 1.) Linux security and administration, includes installation and configuration of some linux distro's: CentOS, Fedora, Ubuntu, FreeBSD, OpenBSD, Debian, OpenSuse and other linux distributions with Apache,MySQL,Bind,LDAP,FTP,SSH,Webmin and other linux services. Patches and updates of services. Firewall Systems PFsense & Untangle. 2.) Web development & design in Joomla, Wordpress, Drupal, Other CMS Platforms and PHP/MySQL/Javascript/Jquery Programming 3.) Assistance in Hosting Management, Web Transfers, Domain transfer and website consultancies. This includes WHM/Cpanel administration and installation. 4.) Integration of Payment Gateways in Shopping Cart CMS and sites on Magento, Prestashop, Zen-Cart,OpenCart, OSCommerce, Virtuamart and other cart CMS's. 5.) Network Communication Setup. Includes VoIP server and phones installation and configuration. 6.) Windows systems administration like, Microsoft windows server 2003-2012, Exchange server 2003 - 2013, Active directory, DNS & FTP Server. And other Windows Stuff. With over 8 years experience in the field of IT, I can assure my quality service and satisfaction Best Regards.  less

    network-administration software-testing website-development joomla php wordpress linux-system-administration mysql voip-administration asterisk 00 more less
    • $22.22 HOURLY RATE
    • 4.8
    • 83 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 7 TESTS
  • Experienced DevOps Engineer / Senior Linux Sysadmin

    Over the last 10 years I have worked with World Class IT Infrastructure configuring, deploying and maintaining routers/firewalls/servers all over the world using the most recent technologies. In the following list you will find my knowledge in the … more

    Over the last 10 years I have worked with World Class IT Infrastructure configuring, deploying and maintaining routers/firewalls/servers all over the world using the most recent technologies. In the following list you will find my knowledge in the computer and network technologies: Linux servers and desktop administration Apache web servers running in Linux, Windows and Unix (FreeBSD/OpenBSD) Mail servers configuration/administration using qmail, Postfix and Exim Good experience with Cisco routers, switches and firewalls (PIX) DNS servers administration using BIND Control panels knowledge, Plesk, Cpanel, Virtualmin, H-Sphere OpenVPN client/servers configuration Untangle configuration/setup Asterisk setup/configuration using Asterisk source or using fully customized installations like Elastix Services and server monitoring using Zabbix, Nagios, BigBrother and Cacti Database servers using MySQL/MS SQL/PostgreSQL Windows 2000/2003 configuration/administration for AD purposes, Exchange Mail Servers, WWW/DB servers Samba deployments using LDAP backend to store user information Experience with Linux Clusters using Heartbeat and Linux Virtual Server NAS, iSCSI, SMB network storage knowledge. I have experience with FreeNAS and Openfiler Experience with IBM Bladecenter S using HS12 and HS21 servers, from build to put the servers in production using Gentoo/Samba/LDAP/GoSA and Asterisk for the HS12 OpenWRT installations and configuration using Routerboard/PCEngines embedded PCs pfSense configuration/customization I have installed Wordpress, SugarCRM, V-Tiger, OTRS, Zimbra, Roundcube, and many others open source software in production environments  less

    linux-system-administration lamp-administration freebsd amazon-web-services amazon-s3 amazon-ec2 mysql asterisk vmware-esx vmware-administration 00 more less
    • $44.44 HOURLY RATE
    • 4.9
    • 293 HOURS
    • URUGUAY
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 6 TESTS
    ASSOCIATED WITH:
  • VoIP Consultant/Infrastructure Architect

    I am specialized in voice and data integration. My skill sets are all rounded, from system admin, VoIP, networking, to customized solutions. I am a veteran of both the Windows and Linux world, making me flexible and strong for consultation … more

    I am specialized in voice and data integration. My skill sets are all rounded, from system admin, VoIP, networking, to customized solutions. I am a veteran of both the Windows and Linux world, making me flexible and strong for consultation jobs, and tailor made solutions. I have experiences managing hundreds of Linux servers in large scale with a mixed environment of physical and virtual servers. Utilizing configuration management tools like Puppet, monitoring platform OMD (Nagios + Check_MK + Pnp4Nagios), and continues integration to ensure the highest quality service provided. List of my skills: DevOps Integration: Open Monitoring Distribution, Nagios, Check_MK, Puppet, Jenkins, Selenium WebDriver, PhantomJS, Sikuli automation VoIP: Asterisk, A2Billing, FreePBX, Trixbox, Elastix, PBX in a Flash, FreeSWITCH, Plivo, OpenSIPS, SwitchVox IP phones: Astra, Polycom, Linksys, Grandstream, Snom, Cisco, Yealink System Admin: RedHat Linux, CentOS Linux, Debian Linux, Ubuntu Linux, VPN, DNS, High Availability Open Source Server: Zimbra communication Suite, Redmine Project Management,Deki Wiki, OpenVZ virtualization, KVM virtualization Cloud Service: Amazon EC2, Amazon S3, VPS.NET, Linode, Racksapce, Digital Ocean  less

    asterisk linux-system-administration project-management freeswitch amazon-ec2 amazon-s3 voip-administration nagios selenium-webdriver puppet-administration 00 more less
    • $55.56 HOURLY RATE
    • 4.8
    • 384 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • Sr. System Administrator / MCP / VMware

    Windows Server 2003, 2003 R2, 2008, 2008 R2, 2012 (Certified), 2012R2 Active Directory 2003 2008 2012 Microsoft Exchange 2003 2007 2010 2013 Microsoft Lync 2013 Asterisk Hyper V Vmware Microsoft SQL Server Microsoft SCCM Over the last 9 years, I … more

    Windows Server 2003, 2003 R2, 2008, 2008 R2, 2012 (Certified), 2012R2 Active Directory 2003 2008 2012 Microsoft Exchange 2003 2007 2010 2013 Microsoft Lync 2013 Asterisk Hyper V Vmware Microsoft SQL Server Microsoft SCCM Over the last 9 years, I have been providing my services in Deploying Data Centers, Disaster Recovery Sites, Microsoft Platforms (Windows Server 2003, 2008) including Domain, Exchange and Unified Messaging, Gaming Centers. My core competency is in complete end-end management of a IT infrastructure project. I am seeking opportunities to assist you in your day to day requirement for your IT operations.  less

    microsoft-hyper-v-server ad-servers microsoft-exchange-server microsoft-sccm microsoft-active-directory vmware-administration microsoft-lync-server vmware-esx asterisk 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 406 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
    ASSOCIATED WITH:
  • Linux, Asterisk, CISCO system administrator

    Over the last 6 years i work in telecom-integrator company, located at Russia, Moscow. My core competency lies in network management, linux system administration, VoIP hardware and software management. I also have some expirence in PHP programming, MySQL programming and … more

    Over the last 6 years i work in telecom-integrator company, located at Russia, Moscow. My core competency lies in network management, linux system administration, VoIP hardware and software management. I also have some expirence in PHP programming, MySQL programming and administration, C/C++ programming. I write some patches for Asrerisk IP PBX (fix some problems with SIP video channel; patch for H.323 driver for interconnection with Ericsson BP-250 PBX, patch for RTP module for interconnection with some older versions of Ericsson MD-110 PBX).  less

    linux-system-administration asterisk 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 0 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • Mr

    I am a very dedicated individual. I take the adequate time to do any assigned task. My skills are, but are not limited to the below:  Computer upgrading and repairs  Basic Networking skills  Basic Cisco firewall and switch configuration  Basic … more

    I am a very dedicated individual. I take the adequate time to do any assigned task. My skills are, but are not limited to the below:  Computer upgrading and repairs  Basic Networking skills  Basic Cisco firewall and switch configuration  Basic logon script knowledge  Basic Avaya knowledge  Basic Active Directory knowledge  Software troubleshooting  Solarwinds experience  Basic Microsoft Exchange knowledge  Basic DNS knowledge  Basic DHCP knowledge  Basic Linux/Windows knowledge  less

    computer-networking microsoft-exchange-server data-entry internet-research internet-surveys adobe-pdf pdf-conversion cisco-asa microsoft-excel ftp dns cisco-routers vicidial teamviewer vpn asterisk network-administration adobe-acrobat microsoft-word 00 more less
    • $11.11 HOURLY RATE
    • 4.9
    • 30 HOURS
    • JAMAICA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 6 TESTS
  • Mr.

     Design and implementation of Vmware ESX and ESXi Server/ Vsphere and other virtual technologies (VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.)  Performs the tasks of designing Advanced Security & Management Solutions.  Design and implementation of DNS Servers, Unbound DNS … more

     Design and implementation of Vmware ESX and ESXi Server/ Vsphere and other virtual technologies (VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.)  Performs the tasks of designing Advanced Security & Management Solutions.  Design and implementation of DNS Servers, Unbound DNS Server, Kerio Mail Servers, Send Mail Server, TACACS Server, CRM System, DOCSIS Cable Modem Termination System, Incognito DHCP Broadband Command Centre for CMTS.  Bandwidth management for Optical Fibre customers on Routers and Switches, Monitoring of links by using network performance monitoring tools such as Cacti, Manage Engine Netflow Analyzer, Solar Winds, Smonitor, Nagios etc  Implementation of routed & routing protocols, like OSPF, BGP, EIGRP in live environment  Worked on Cisco 2950, 2960, 3550, 3560, 3750, 6509 switches and 2500, 2600, 2800, 3600, 3700, 7200,  7600 series Routers in real environment approx. 500 Hours.  Implementation of (VLANs, VTP, RSTP, MSTP, ETHERCHANNEL, INTER VLAN ROUTING, HSRP, PRIVATE VLAN, SWITCH PORT SECURITY)  Design and implementation of VPNs ( Site-Site, Remote Access, DMVPN, IPSec over GRE, Get Vpn)  Design and implementation of MPLS VPNs  Management of CAR on routers and switches by rate limited feature  Design and implementation of (AAA with Local & Remote ACS Server, 802.1 x authentications, Proxy Authentication).  Design and Implementation of Microsoft Active Directory 2003 based on Microsoft best practices. Implementation of Anti virus Servers (Kaspersky, Sophos) in a medium sized company  Design and Implement SAMBA server using LDAP authentication for LAN users.  Design and Implementation of Send Mail Servers, MS Exchange e Server 2003/2007 based on Microsoft best practices.  Design and Implements SQUID 2.4, 3.1 Proxy Server based on Centos, Red Hat OS.  Implementation of different Network Performance monitoring tools such as (Cacti, Net Flow, Manage Engine OpUtils, SMonitor, Solar Winds, Nagios, JFF) to monitor WAN devices and different servers to optimize network resources and traffic.  Design and implementation of SIP on cisco voice gateways.  Design and implementation of MPLS VPNs  Support and Maintain Cisco Core Routers 7206VXR. 7600 Series, 2800 Series, small business series RV042, RV082 for vpn connectivity.  Supporting and Managing HEC Cisco Core and Edge Switching network.  Design and Implements SQUID 2.4, 3.1 Proxy Server based on Centos for differnet clients.  Deploy cacti, solar wind, cisco works Monitoring System to monitor Network and Bandwidth Usage.  Management of CAR on routers and switches by rate limited feature.  Design of Networking Infrastructure and resource sharing solution. The project covered the design of networking system, Servers, and applications in Windows 2003 environments. The project used TCP/IP as Network protocols and Star Topology.  Conduct Surveys on client sites and create project proposal and layouts for networks deployment and implementation.  Design and Implementation of BGP/MPLS, Traffic Engineering, Policy Based Routing PBR, Route Filtering, Redistribution, Route Summarization.  Catalyst IOS based Switches, VTP, STP, RSTP, Trunking, VLANs,  Layer 3 Switches, Logical Etherchannels, MLS.  IPSec, VPNs, AAA Model (RADIUS, TACACS+, Kerberos), Cisco PIX / ASA  Firewall, VPN Client, Juniper Firewall SSG5, SSG20  Design and Implementation of Incognito DHCP Server for assigning bandwidth to cable modem customers.  Media: Ethernet, FastEthernet, GigabitEthernet, FDDI, CDDI, Token Ring, ATM LAN Emulation.  Network Analyzers: Back Track 5 , Ethereal, Paketyzer, Radcom, Etherpeek.  Load Generator: Spirent Smart Bits, iperf, IPTraffic.  Leased lines 64k - 155Mb (PPP / HDLC), Channelized lines (E1 ), Fibre Optic Circuits, Frame Relay, xDSL, Load Balancing, Multi Homing, Satellite links. I also have extensive experience in following  Linux & Windows Integration in TCP environments  Expertise Linux Redhat, Ubuntu, SUSE, Centos, Debian, Slackware and Solaris Systems  Expertise in SQUID Proxy server. DNS Server, DHCP, Send Mail, Kerio Mail Server.  VMware ESX Server, Virtual Center, Distributed Resource Scheduling (DRS), VMware Data Backup , VMware Converter, VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.  less

    asterisk linux-system-administration dns mail-server-implementation squid pfsense dhcp network-security solaris-administration windows-administration microsoft-exchange-server samba cisco-asa cisco-routers juniper-routers vpn mpls vmware-esx sendmail 00 more less
    • $11.11 HOURLY RATE
    • 4.5
    • 93 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Network Professional

    Seeking valuable name in IT Field using my skills and knowledge in IT. Currently I have vast experience in System Administration (Windows NT Domain Network, Email Messaging, Internet Services, Web Publishing Services, Anti virus security, Data information security, Data Backup … more

    Seeking valuable name in IT Field using my skills and knowledge in IT. Currently I have vast experience in System Administration (Windows NT Domain Network, Email Messaging, Internet Services, Web Publishing Services, Anti virus security, Data information security, Data Backup and recovery services), Network Administration (CISCO Structured networking, Routing & Switching, Designing fully converged and flexible OSPF/ EIGRP/ RIP data network, CISCO Communication Manager/ Asterisk Voice over IP network, Network Security firewalls, VPNs, IPS), Helpdesk Management (iTIL based helpdesk management policies, SOPs, Support desk team management, Helpdesk Management reports, team management services).  less

    windows-administration asterisk ospf microsoft-visio ubuntu 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 22 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 5 TESTS
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