VPN Freelancers

Showing 112 freelancers

VPN Freelancers

Showing 112 freelancers

  • Network Engineer

    Fast learner, fast worker, quality contractor. Can administer the network, build scalable network infrastructure, implement various network services. I have experience in network design and security tuning, always available to discuss new opportunities. Excellence in troubleshooting networking problems Experience with … more

    Fast learner, fast worker, quality contractor. Can administer the network, build scalable network infrastructure, implement various network services. I have experience in network design and security tuning, always available to discuss new opportunities. Excellence in troubleshooting networking problems Experience with: Cisco 800 Series ISR, Cisco 1800/1900, Cisco 2800/2900 Series ISR, 3900 Series ISR Cisco Catalyst 2960, 3550, 3560, 3750, 4500, SMB-300 Cisco ASA and Cisco PIX firewalls FortiWeb web firewall Juniper Devices: SRX 240H-Poe, SRX 1400 and SRX 3400 firewalls, Juniper EX 2200, 4200 and 4500 switches Security Technology VPNs (Site-to-Site, IPSec, Remote Access, SSL, WebVPN, GET VPN, DMVPN, ezVPN), Cryptography, AAA, Radius, TACACS+, ACL, NBAR, IOS Firewall, IOS Security, 802.1x, CBAC, Cisco Secure ACS, Cisco VPN Client, Cisco MARS. Routing Static Routing, IGRP, EIGRP, OSPF, PBR, Route Filtering, Redistribution, Summarization Features & Services IOS Features, HSRP, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, DNS, HTTP Voice over IP Cisco Unified Communications Manager(CUCM), Call Manager Express (CME),  less

    cisco-routers cisco-ios vpn security 00 more less
    • $27.78 HOURLY RATE
    • 4.9
    • 36 HOURS
    • GEORGIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 5 TESTS
  • Network/Security/VoIP Specialist (Cisco, Linux, Asterisk)

    I am a Network/Security/Voice Specialist with 5 year experience. I specialize in designing and implementing open-source based solutions such as CentOS, Debian, Ubuntu, Postfix, BIND, Asterisk, FreePBX, Trixbox, Elastix, A2billing, fail2ban, pfsesne. I have every day hands-on experience … more

    I am a Network/Security/Voice Specialist with 5 year experience. I specialize in designing and implementing open-source based solutions such as CentOS, Debian, Ubuntu, Postfix, BIND, Asterisk, FreePBX, Trixbox, Elastix, A2billing, fail2ban, pfsesne. I have every day hands-on experience in designing, configuring and troubleshooting of complex IP networks based on Cisco, Juniper, Nortel, Huawei, Fortinet, CheckPoint equipment. I have in-depth knowledge of the following technologies : LAN, MAN, WAN, IP VPN, RAS, IPSec, SSL VPN, Frame-Relay, Routing, Switching, Load-balancing, Firewalls , Intrusion Prevention Systems.  less

    asterisk trixbox freepbx cisco-routers vpn 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 31 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
    ASSOCIATED WITH:
  • Ethical Hacker and Penetration Tester

    I bring 15 years of experience in designing, configuring and installing corporate and production automotive and manufacturing networks. My broad focus has been network security, with a specialty in penetration testing and remediation. I have designed large scale firewall projects … more

    I bring 15 years of experience in designing, configuring and installing corporate and production automotive and manufacturing networks. My broad focus has been network security, with a specialty in penetration testing and remediation. I have designed large scale firewall projects for the automotive Big Three, Fortune 500 companies such as American Express, Delphi and Blue Cross/Blue Shield. I have participated in data recovery and encryption services for medical, automotive, financial and legal entities. Recently I have helped individuals retain their privacy by offering one-on-one services to find, remove and protect sensitive personal information residing on the Internet. I hold several industry standard certifications from Cisco, Checkpoint, Stonesoft and Novell.  less

    penetration-testing electrical-engineering vpn network-security cisco-ios circuit-design robotics 00 more less
    • $50.00 HOURLY RATE
    • 4.4
    • 101 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 17 TESTS
  • Senior Systems Engineer

    Over the past 15 years I have had the pleasure to design, build, and maintain network systems for both small business and large enterprise. In addition to network systems I also work with software design and implementation. I have extensive … more

    Over the past 15 years I have had the pleasure to design, build, and maintain network systems for both small business and large enterprise. In addition to network systems I also work with software design and implementation. I have extensive experience with Windows Server Administration, Windows Desktop Support, Cisco Network management, SQL Database server management, web design using PHP/Ajax/Java, IBM AS/400 and RS/6000 midrange systems. Remote support using Kaseya for automation, and remote access. I also have worked on many telecommunications systems from the end user and carrier sides. Supporting and implementing both traditional TDM and VoIP systems such as All Mitel Systems, Nortel CICS/MICS/BCM/CS1000/Option 11 thru 81, Avaya Definity/Partner/IP Office,Asterisk,3CX,Microsoft Lync,Fonality/Trixbox. I have a long track record of delivering solutions to complex problems ahead of schedule and under budget.  less

    vpn 00 more less
    • $30.00 HOURLY RATE
    • 2.2
    • 52 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 8 TESTS
    ASSOCIATED WITH:
  • Computer Systems & Network Engineer CCNA|MCSA|MCITP|OCP|ITIL|VMWARE

    I have done Computer Systems Engineering, worked with different companies for three years and now starting to work as a full time Free Lancer. I have an extensive first hand experience of dealing with System Networks, Windows Servers ( 2003, 2008 … more

    I have done Computer Systems Engineering, worked with different companies for three years and now starting to work as a full time Free Lancer. I have an extensive first hand experience of dealing with System Networks, Windows Servers ( 2003, 2008),2012 different vendors Internet management and security solutions ( Hardware and software) like Air Live 802.11G Internet Access Server, Sonicwall,WatchGuard , ISA 2006 server, GFI Web Monitor, HP Servers, Client and server OS. Other than professional experience I have done Worked in following virtualization software's VMware ESXi 5.0-5.5 Microsoft Hyper-V, Sun/Oracle Virtual Box. Other than professional experience I have done different International Certifications CCNA. MCITP Windows7 Enterprise MCSA Windows 7 MCTS. | Windows 7 MCTS. | Windows 8 PRO: Designing and Deploying Messaging Solutions with Microsoft Exchange Server 2010 OCP( Oracle Sun Solaris OS 10 System Administrator) ITIL Foundation. VTSP 5 I have successfully completed following projects, that were for IT Govt Sector and five star Hotel's Planning Designing and Establishing Network Infrastructure using Microsoft Operational Framework (MOF v 4.0),network consisted of 200+ clients and 20 + servers (HP Proliant ML-150, ML-350,Dell Power Edge 2900). Installation configuration and management of ISA Server 2006,Juniper SSG 5 working together, providing security solution for more than 100 static and 200+ dynamic clients. Automate the process for Management of Internet User Account for the users by Implementation of RADIUS Server In-house developed Software Application Up gradation of clients systems from Windows XP to Windows 7 . Up gradation of domain from Server 2003 to server 2008 Enterprise R2 .  less

    microsoft-hyper-v-server windows-administration vpn security vmware-esx windows-7-administration asterisk voip-administration amazon-ec2 elastix 00 more less
    • $33.33 HOURLY RATE
    • 4.9
    • 319 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 12 PORTFOLIO ITEMS
    • 13 TESTS
  • Mail / System Administrator

    Create private mail services for guaranteed delivery into INBOX for most public mail services. Hi experience of *NIX and Windows OS and services. ОS Linux: Distro: Debian/Ubuntu, RedHat/Centos, Slackware/ArchLinux, Gentoo/CLD Services: webserver(nginx,apache,php-fpm,fastcgi … more

    Create private mail services for guaranteed delivery into INBOX for most public mail services. Hi experience of *NIX and Windows OS and services. ОS Linux: Distro: Debian/Ubuntu, RedHat/Centos, Slackware/ArchLinux, Gentoo/CLD Services: webserver(nginx,apache,php-fpm,fastcgi), webproxy(squid,SAMS,squidguard), mail(postfix, exim, dovecot, cyrus, amavisd, spf, dkim), samba+AD integration, firewall, ldap(mail, samba), VPN (IPsec, l2tp, pptp), pgsql, mysql, nagios, bacula, dhcp, bind) desktop (wine, xorg, hal, synce, office). More than 7 ages exp. ОS *BSD: OpenBSD, FreeBSD Services: web(httpd), proxy(squid, squidguard), mail(postfix, dovecot, amavisd), samba, firewall,routing, VPN (IPsec, pptp), bind, dhcp). ОS Windows: Windows 2000, XP, 2003, 2008 Server (AD, DHCP, GPO, IIS etc)  less

    vpn linux-system-administration postfix email-deliverability-consulting kvm-virtualization ipsec python openbsd c++ network-administration 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 142 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
  • Cisco IP Telephony/Contact Center/network/Firewall expert 11yrs Exp

    BE in Electronics and Telecommunication with 11 years of experience in Contact Center, IP Telephony, security, LAN / WAN installation and administration. Technical Exposure:- Data Center: Vmware 5.x, Cisco UCS Contact Center: - UCCE 7.x, UCCX 7.X/8.X … more

    BE in Electronics and Telecommunication with 11 years of experience in Contact Center, IP Telephony, security, LAN / WAN installation and administration. Technical Exposure:- Data Center: Vmware 5.x, Cisco UCS Contact Center: - UCCE 7.x, UCCX 7.X/8.X, Verint loggers IP Telephony: - Cisco Call Manager 7.x/8.x, Cisco Unity/Unity Connection 7.x/8.x, CUPS 7.x/8.x, CUEAC 8.X, MP 7.x/8.x. CUBE, Voice Gateways, MeetingPlace 7.x/8.x, CME 7.X/8.X, CUE 7.X/8.X Video: Cisco MX200/300 Network: - Cisco Routers (7200, 3800, 3700, 2800)) & Switches (6509, 3750, 2900), Frame Relay, ATM Routing Protocol: - OSPF, BGP, RIP. Security: - Cisco ASA 5500, Cisco FWSM, Check Point Firewall Network Tools: -Ethereal, Observer, Solarwind, Netflow. Operating System: - Windows 2003/2008, Linux.  less

    cisco-voip cisco-routers linux-system-administration microsoft-active-directory microsoft-lync-server cisco-asa cisco-ios voip-administration voip-software vpn 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Linux,VoIP and Database Administrator

    I am RHCE, CCNA & MCITP certified with over 5 years of System and Database Administration experience including experience in the areas of different Linux Distribution like Redhat, Suse-Linux, CentOS, Ubuntu, Debian and database like Mysql,Oracle etc. Major areas of … more

    I am RHCE, CCNA & MCITP certified with over 5 years of System and Database Administration experience including experience in the areas of different Linux Distribution like Redhat, Suse-Linux, CentOS, Ubuntu, Debian and database like Mysql,Oracle etc. Major areas of expertise: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ 3. Mysql & Oracle Database 4. LAMP, Mail, DNS, Proxy Server 5. OpenVPN and L2TP/IPSec VPN 6. Webmin,Cpanel, WHM,Zpanel 7. Cisco,Mikrotik, DD-WRT,OpenWRT and Pfsense  less

    tcp-ip cisco-routers unix-system-administration apache-administration redhat-administration voip-administration vpn network-administration linux-system-administration 00 more less
    • $11.11 HOURLY RATE
    • 4.8
    • 344 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 12 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Network / Cisco / Linux Administrator / Cloud Expert / AWS / DevOps

    Self-motivated professional with strong work ethic and productive self-starter – proven with success being a freelancer at oDesk. Team player - Participated in multiple projects, joining large teams, effectively co-working with other professionals Effective leader - Took over leadership and managed team resources … more

    Self-motivated professional with strong work ethic and productive self-starter – proven with success being a freelancer at oDesk. Team player - Participated in multiple projects, joining large teams, effectively co-working with other professionals Effective leader - Took over leadership and managed team resources to achieve goals meeting deadlines 16+ years as an Systems Administrator 10+ years as Network Engineer 6+ years as Cloud Expert and SaaS Architect 3+ years @ DevOps Freelancer for last 5 years (over 20,000hrs worked @oDesk)  less

    amazon-ec2 perl python sql mysql unix-shell amazon-web-services postfix linux-system-administration network-administration network-security security cisco-routers cisco-asa firewalls vpn devops 00 more less
    • $55.56 HOURLY RATE
    • 4.9
    • 23132 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
  • Linux, Unix, Windows administrator, VmWare, Network, Technical support

    Linux, Unix, Windows system administrator, Virtualization, Networking. I have experience with: Amazon Web Services, VoliaCloud OS: Windows, Linux, FreeBSD Virtualization: VmWare ESX, VmWare Workstation, VirtualBox, Proxmox, Hyper-V. Server panel: WHM/Cpanel, ISPmanager, Zpanel, Webmin Web-server: Apache, Nginx DNS-server: Bind FTP-server … more

    Linux, Unix, Windows system administrator, Virtualization, Networking. I have experience with: Amazon Web Services, VoliaCloud OS: Windows, Linux, FreeBSD Virtualization: VmWare ESX, VmWare Workstation, VirtualBox, Proxmox, Hyper-V. Server panel: WHM/Cpanel, ISPmanager, Zpanel, Webmin Web-server: Apache, Nginx DNS-server: Bind FTP-server: vsFtpd, Filezilla Mail-server: Postfix, hMail Web-client from mail: SquirrelMail, Roundcube Network equipment: switch, router, ADSL-modem, Wireless access point, etc. (Cisco, D-link, Mikrotik) VPN: OpenVPN, PPTP Proxy-Server: Squid, UserGate CMS: Wordpress, Joomla Server software: PHP, SSH, Cron And many more that are not included in this list  less

    linux-system-administration network-administration tcp-ip windows-xp-administration vmware-esx squid ubuntu openvpn virtualization apache-administration phpmyadmin dns ssh postfix cisco-routers wordpress redhat-administration vpn xmpp 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 47 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
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