SIP Freelancers

Showing 266 freelancers

SIP Freelancers

Showing 266 freelancers

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

Sip Job Cost Overview

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

oDesk Sip Jobs Completed Quarterly

On average, 36 Sip projects are completed every quarter on oDesk.

36

Time to Complete oDesk Sip Jobs

Time needed to complete a Sip project on oDesk.

Average Sip Freelancer Feedback Score

Sip oDesk freelancers typically receive a client rating of 4.37.

4.37

Last updated: March 1, 2015

  • Cisco Network Engineer | CCNP Security, Voice, RS

    I have been working with a broad range of network topologies, from small office to huge distributed network. Being in the industry more than 8 years, I have a lot of expirience in major enterprise technologies: Security, Voice, Data and … more

    I have been working with a broad range of network topologies, from small office to huge distributed network. Being in the industry more than 8 years, I have a lot of expirience in major enterprise technologies: Security, Voice, Data and Wireless. I am proficient in configuring Cisco routers, switches, ASA firewalls, SourceFire 3D, wireless controllers, CUCM, Unity, Presence, UCCX and other voice platforms, planning and deploying high available topologies, miscellaneous types of VPNs. I have also been involved in projects contained security configuration audit and best practices compliance checks. Certifications: ========== CCNP, CCNP Security, CCNP Voice, ASA (VPN/Firewall) Specialist Hardware: ========== Switches: 2960 / 3650 / 3750x / 3850 Routers: 88x / 19xx / 28xx / 29xx / 38xx / 39xx / ASR Firewalls: ASA 5505 to 5585 Wireless: WLC 2504, 5508, NGWC 5760, virtual WLC Technologies: ========== +Voice: * Cisco Unified Call Manager / CUCM * Cisco Unified Call Manager Express / CUCME, SRST * Cisco Unified Contact Center Express / UCCX, UCCX scripting * Cisco Unity Connection / CUC * Cisco Unity Connection Express, IVR Scripting * Cisco Presense * H.323, SIP, MGCP, T1/E1 Controllers * QoS, Call Admission Control +Security: * network configuration audit * misc ACL implementation * statefull firewalls: CBAC, Zone-Based Firewalls * Identity-Based firewalls * SourceFire 3D * router / switch hardening * best practices compliance * administrative accounting to syslog +ASA firewalls: * single-context and multi-context mode * failover (active-standby and active-active mode) * clustering * security policies and protocol inspections * WCCP proxy redirection * WAN link failover * dynamic routing * NAT +VPN: * Remote Access - Radius, LDAP and Certificate-based authentication - Active Directory authentication - OCSP revocation check - SCEP enrollment - one-time passwords * Lan-to-Lan * DMVPN * SSL VPN * GET VPN * IKEv1 and IKEv2 +Wireless: * Cisco Wireless controllers 2504, 5508, NGWC 5760, virtual VLC * Miscellaneous Cisco Aironet Access points * FlexConnect * Local switching / centralized switching * High availability / failover * Mobility / roaming * BYOD auto-provision with Cisco ISE * VoIP over WLAN (Cisco 792x phones) +Switching: STP, VTP, trunking, multilayer, port security, 802.1x, dynamic policy-based VLAN assignment +Routing: EIGRP, OSPF, BGP, redistribution, HSRP, GLBP, PBR, SLA, WAN redundancy +Centralized authentication: Cisco Secure ACS, Cisco Identity Services Engine / ISE, Microsoft Windows IAS/NPS, Microsoft CA server, Microsoft OCSP Online responder, SCEP certificate enrollment, OpenOTP +Network monitoring: netflow, syslog-ng, zabbix, cacti, prtg +Virtualization: Hyper-V, VMware ESXi/Infrastructure  less

    cisco-asa cisco-routers cisco-ios cisco-voip network-security network-administration vpn ccnp firewalls sip 00 more less
    • $55.00 HOURLY RATE
    • 4.9
    • 123 HOURS
    • ESTONIA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 5 TESTS
  • Network / Security / VoIP / Unix Specialist

    15+ year experience in networking. Built an ISP (Internet Service Provider) from scratch. Network Planning, Designing, Implementing and Optimizing. Right now we have about 4500 customers. We use Wireless & Fiber technologies. I do WISP and ISP consulting. I specialize on … more

    15+ year experience in networking. Built an ISP (Internet Service Provider) from scratch. Network Planning, Designing, Implementing and Optimizing. Right now we have about 4500 customers. We use Wireless & Fiber technologies. I do WISP and ISP consulting. I specialize on the following products: *** HP (mainly ProCurve switches family and rack servers) *** D-Link (layer 2 & 3 manageable switches) *** Ubiquiti (AirMax, Unifi, mFi & AirFiber products) *** Mikrotik (CCR series, wired & wireless RouterBoard series, x86 RouterOS) *** Grandstream (VoIP PBX, Phones, Gateways and ATAs) *** Linksys (VoIP products) *** Cisco (VoIP products and Catalyst series) *** DELL (SonicWall series) *** Draytek (Network & VoIP series) *** Other products: Linux, Mac OS X, Windows, vmware ESXi, Asterisk, FreePBX I have a good knowledge of the following technologies: TCP/IP, IPv4, Static & Dynamic routing, BGP, EIGRP, OSPF, Layer 2 & Layer 3 VPNs, IPSec, NAT, PAT, STP, VLAN, QinQ, GVRP, HSRP, VRRP, RSTP, MSTP, VTP, RDP, Firewall, Remote Access, HTTP, Load balancing, QoS, CoS, OpenVPN. Check out tests I've passed. I'm new to oDesk, thats why my hourly rate is low now :-) I'm ready for a test task.  less

    startup-consulting computer-networking network-design network-planning network-administration wireless-network-implementation mikrotik-routeros mikrotik-routerboard vpn sip 00 more less
    • $34.99 HOURLY RATE
    • 5.0
    • 42 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 6 TESTS
  • Senior System/Network Administrator (devops)

    An ambitious *nix System and Network Administrator with eight years' experience working in ISPs and other service providers maintaining existing and designing new infrastructure. DevOps skills which help to bridge sysadmins' and developers' teams. Master's degree in Math Sciences … more

    An ambitious *nix System and Network Administrator with eight years' experience working in ISPs and other service providers maintaining existing and designing new infrastructure. DevOps skills which help to bridge sysadmins' and developers' teams. Master's degree in Math Sciences. I'm looking for interesting projects which use new/young technologies and provide new challenges. Would also be great to work with interesting people.  less

    linux-system-administration kvm-virtualization apache-administration openvpn unix-system-administration cisco-routers virtualization python django-framework c++ php qt asterisk sip 00 more less
    • $33.33 HOURLY RATE
    • 4.9
    • 613 HOURS
    • ARMENIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 8 TESTS
    GROUPS:
  • Senior Network/Systems Engineer, Infrastructure Manager

    To be able to be a part of a company who's willing to enhance my skills with regards to my chosen field of specialization and develop me to be a competitive professional in our New Age Technology. … more

    To be able to be a part of a company who's willing to enhance my skills with regards to my chosen field of specialization and develop me to be a competitive professional in our New Age Technology.  less

    cisco-certified-network-associate-ccna microsoft-windows-server voip-administration sip asterisk trixbox 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 151 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Computer Technician

    Audio Mixing Engineer with quality ears for picking out minute details in recordings of music and speeches. I can make most any recording sound like it came from a professional studio. I am an expert two track or mono track editor as well.

    audio-editing audio-mixing technical-support windows-7-administration wireless-network-implementation asterisk sip music-producer 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Network & System Engineer

    Experienced network and system engineer with over 16 years professional experience, contracting for Google, T-Mobile, AT&T, Orange, Verizon. Areas of expertise: Linux, Solaris, Cisco, Juniper (routing, switching, security, MPLS). … more

    Experienced network and system engineer with over 16 years professional experience, contracting for Google, T-Mobile, AT&T, Orange, Verizon. Areas of expertise: Linux, Solaris, Cisco, Juniper (routing, switching, security, MPLS).  less

    cisco-ios cisco-asa cisco-pix cisco-routers juniper-routers linux-system-administration network-administration network-security computer-networking load-balancing apache-administration apache-tomcat dns postfix qmail mysql windows-administration firewalls openvpn vpn unix-system-administration unix-shell amazon-ec2 amazon-s3 amazon-web-services security wordpress mac-os-app-development wan sip asterisk ubuntu raid-administration centos 00 more less
    • $55.56 HOURLY RATE
    • 4.9
    • 687 HOURS
    • POLAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 12 TESTS
  • Software Engineer / SoftwareDeveloper

    Primarily I'm a C/C++ Linux (Unix) programmer with experience about the process of software engineering including design, development with testing, integration, releasing and maintenance. I have experience about OpenSSL, Qt, C++11, SQLite, Shell scripting, Gtk, PThread, Meego … more

    Primarily I'm a C/C++ Linux (Unix) programmer with experience about the process of software engineering including design, development with testing, integration, releasing and maintenance. I have experience about OpenSSL, Qt, C++11, SQLite, Shell scripting, Gtk, PThread, Meego, LaTeX, Gentoo linux, Ubuntu linux and lot of others. For more please take a look at http://csjpeter.eu or http://www.linkedin.com/pub/peter-csaszar/54/4b4/2a0  less

    c++ c sql css html qt ssl sqlite linux-system-administration bash git make-build-script latex vim embedded-systems xml svn subversion ubuntu oop performance-testing automated-testing software-testing bash-shell-scripting sip scrum awk unix-shell translation-english-hungarian mobile-app-development xhtml bugzilla unit-testing regular-expressions software-debugging gtk-programming algorithms data-structures object-oriented-design php 00 more less
    • $35.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • HUNGARY
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
  • Linux, Asterisk, cisco voice

    Professional skills: Linux Administration since 2006 (centos 5.x, 6.x, Ubuntu, Debian, Gentoo), Asterisk, SIP, Cisco-voice Good experience: Asterisk, Exim, Dovecot, Bind, Apache, Nagios, Proftpd, Squid, mysql, postgresql. Programming Languages​​: Python / Django

    asterisk cisco-voip cisco-routers centos linux-system-administration ubuntu python django-framework nagios sip mysql cisco-ios 00 more less
    • $11.11 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
loading