Linux Tunneling for Voip traffic

Budget $30 - $250 USD
Bids 10
Average Bid $232
Status Closed


We are interested in someone who can configure a tunnel for Voip traffic in highest quality as possible. We have tested PPTP, L2TP, GRE, OpenVPN and some other protocols and none of them worked so far. The country where we want to set the tunnel is under very restrict firewall.

I know someone who did this tunnel before with n2n protocol which im not familiar with it.

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Bids on this Project

  • xuniltech Profile Picture


    Chandigarh,  India

    We specialize in Open Source Solutions, providing a robust, flexible, customizable and efficient (thereby greener) IT Infrastructure for an organization. All these solutions are backed by 24x7 Support so as to ensure uninterrupted working of services. ## Area of Expertise Linux(Debian/Ubuntu/CentOS/Redhat), Linux Firewalls, Pfsense, Openvpn,L2TP, IPSEC, PPTP VPN. Asterisk(VOIP), Kamailio/OpenSips, Elastix/Freepbx, Apache,PHP/MySQL, Nginx, Varnish, PHP-FPM, EMail Serve rs, Interspire E-Marketer, Zimbra, Cisco & Juniper Routers/Switches, Amazon Web Services, ITIL

  • ismailrajaallah Profile Picture


    Casablanca,  Morocco

    An enthusiastic network telecom engineer with the necessary drive and determination needed to resolve complex networking issues. Possessing effective organizational skills and excellent working knowledge of networking technologies and having a commitment to keep up to date with the latest developments.

  • cormpadre Profile Picture


    Portimão,  Portugal

    Skill Sets: Windows 2000- 2008 Server :- I am very familiar with most windows server applications including; Active directory. Exchange. The windows networking stack IIS Network management tools. My experience began while working with Brendan O'Brien and associates while implementing and maintaining Integrated directory systems for both Windows and Mac clients and continued through almost all of my positions since. While with Evros I administered up to 140 service level agreements over mostly windows networks. Since windows systems are the most widely adopted I consider it important to keep current with my windows knowledge. Backup /Imaging solutions.:- Extensive working experience with various backup solutions including Veritas Backup Exec Symantec live state Robo copy Acronis true image Rsync Clonezilla Bacula. Various VPN/Networking technologies: - Detailed exposure including troubleshooting of Networks and many VPN/Remote access solutions from many vendors including; Cisco PIX firewall/VPN Citrix + secure-id RSA tokens Sonicwall Open-VPN 3Com Allies telesyn. Radius Authentication. My understanding of networks and other remote access/security practices is solid. I have demonstrated this in previous positions by uncovering and closing security holes. Open source software:- I hold a particular love of open source software and as such I have a considerable depth of knowledge and experience in the following; Red Hat Linux (using since 1996- V6), Debian based distributions. (4+ years) MySQL Database server Apache web server Squid Proxy server Postfix/dovecot email server Asterisk VOIP server XEN virtualisation. Monitoring/Administration systems such as SNMP,Nagios,Hyperic and OpenNMS and puppet. My experience in this area extends well beyond this list however it is difficult to decide on priority and importance as space is limited

  • linuxfreak1985 Profile Picture


    Karachi,  Pakistan

    Full time Freelancer with Timely Quality Services! Greetings! LinuxFreakz is the top freelancer based in Karachi, I have been serving Website Design / Development / Android and Server Administration jobs for past 6 years. My Expertise: 1. Wordpress Themes / Plugins Coder 2. Responsive Website Design / Bootstrap / HTML5/ CSS3 3. Woocommerce plugins / Websites 4. Android / Mobile Phone 5. Ecommerce Solutions 6. Linux Server Administration 7. INTERSPIRE / MAILWIZZ / POWERMTA 8. Email Delivery Consultant Terms of Service • 100% Customer Satisfaction • Perfect 5 star reviews!! • Good communication availability 24/7

  • AndrewUIB Profile Picture


    Hua Hin,  Thailand

    Also great experience in Linux and networking. Analytical mind. Work experience in linguistics.

  • TheAce Profile Picture


    JA ELA,  Sri Lanka

    I'm server administrator pro efficient in Linux as well as Windows with 10 plus years of experience in the IT field.

  • samuelcamara Profile Picture


    Porto,  Portugal

    I have 8 years of experience working with VoIP solutions, mainly for big Telecommunication Operators. Have experience with business solutions and call centers too. I have a Electronics and Telecommunications degree and work at full time in one lead Telecommunications vendor. Have high analysis and troubleshooting skills for different scenarios and platforms. Experience with Solaris, Linux and other unix systems. Microsoft administration. Daily work and analyse SIP, MGCP, RTP traces. Asterisk, FreePBX, Elastix, Vicidial, GoAutoDial, call centers, opensips installations and configurations.

  • b4rni Profile Picture


    Pyskowice,  Poland

    Experienced Linux server Administrator looking to get hired.

  • abusayed2004 Profile Picture


    Dhaka,  Bangladesh

    Work 7 years on VoIP, Asterisk, A2billing, Vicidial, And any Asterisk based distro. Vtiger CRM, Open VPN, Cent OS, VoIPSwitch, VOS3000, MVTS with oracle DB, or Mysql Red hat, PHP script writer for IVR and AGI implementation on asterisk , have a good team for support and further development.

  • GandalfTheGrey Profile Picture


    Katowice,  Poland

    IT Wizard. System and network administrator. Systems architect. Data recovery and forensic specialist. Security and performance optimizations. Distributed and parallel processing. Specialties: Security, Administration, Data Recovery and Forensic, Developer Environments, Virtual Environments, Heterogenous Systems, High Availability Servers ( web, ftp, e-mail ), Hosting Services, Debian GNU/Linux