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On average, 7 Iptables projects are completed every quarter on Upwork.

7

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Iptables Upwork freelancers typically receive a client rating of 4.88.

4.88
Last updated: July 1, 2015

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  1. Manish Sharma

    System Administration (Windwos & Linux)

    India - Last active: 1 month ago

    Technically sophisticated & result driven professional with ITIL 2011, MCSA, RHCE & CCNA with nearly 6 years of experience in Networking and System Administration/ Support. Along with qualifications in M. Sc in Computer Science Technology & Post Graduate Diploma in Computer Application.  Insightful experience in implementation, operations and support functions of mission- critical business solutions using IT as a tool.  Well developed skills in providing technical solutions based on various Operating Systems, Applications Concepts & Servers, cutting across a broad range of Networking/System Technologies.  Demonstrated strengths in maintaining the entire IT Infrastructure at client site covering all issues related to SW/HW & Networking. Exposure to administration across multiple locations.  Competent in planning, implementation, configuration and maintenance including troubleshooting. Recognized as an important resource in a team.  Acknowledged performer with high analytical, interpersonal skills and problem solving skills. Excellent communication skills, enriched with logical reasoning.  An effective communicator with strong team management, leadership, analytical and coordination abilities Systematic and organized with quick adaptability to changing trends and processes. Proficient in English & Hindi. System/Networking Projects o Leading the team of technical professionals during the development stages. o Managing IP allocation and ensuring minimal downtime of machines. o Installing and configuring the hardware/ software/ mail servers, ensuring optimal performance. Technical Support/ Troubleshooting o Conducting periodic reviews with the customer and analyzing calls and their trends to take proactive measures to reduce knowledge-based calls. o Suggesting improvements in the operations and processes to make the system foolproof. Technical Skill Set Operating Systems: o 06 years Windows Servers (2008, 2003,2000) o 05 years Linux (SuSE, Redhat, Centos, Debian, Ubuntu) o 04 years MacOS X (Desktop) o 02 Years Fortigate Product Support i.e. 60C, 80C, 200D Microsoft Network o Knowledge of Implementation of AD, Domain Controller, MS Exchange Server, MOSS. o Implementation and performance tuning of Windows 2003 Server environment for client’s operations. o ADS like “creating child domain, OU’s, replication, creating and maintaining user accounts”. o Managed systems configuration and maintenance, problem troubleshooting, system and program security. o Managed Applications and program management, planning and directing upgrades, and testing operations to ensure optimum system functionality. System/Networking: o Complete understanding of TCP/IP, UDP, ICMP. o Network troubleshooting, LAN IP Accounting & Various Server configurations o Physical network maintenance and upgrades & Basic switch and router maintenance o FortiGate Firewall working Experience, i.e. 60C, 80C, 200D. o DHCP , SNMP , Load Balancing , MRTG, IPTraf, TCPDUMP etc. Security: o Advanced knowledge of Linux security o Secure internet services, with squid Proxy and Iptables firewall. o Security Policy Designing, Implementation o Firewalls (Iptables, Netgear, IP Filter, Fortinet) o LAN/WAN security, Network/Host Security Auditing, Vulnerability Scanning (Nessus). Software: o Apache HTTP/HTTPS servers (versions 1.3.x/2.0). o DNS (BIND 4/8/9) POP, IMAP, IMAPS. o Mail Services (Postfix, QMail, Zimbra, Postfix, MS Exchange 2007&2010) o Antivirus Packages (Symantec Endpoint Protection, Trend Micro PC-cillin ) o X Window System (configuring servers, desktops, application servers, XDM) o Packages & Tools (SCSM 2012, MIIS, MOSS, Sugar CRM, Vtiger CRM, JIRA, Joomla) Database Administration: o MySQL, MSSql (Installation, Configuration, Backup schedule, ) Programming/Scripting: o Intermediate level, mostly systems automation and maintenance tasks. o Batch & Shell scripting. Hardware: o Met with Vendors to provide new technology (Software, Hardware, Tools, and Device) to enhance the Windows network architecture o All forms of x86 hardware (from laptops to quad Xeon CPU servers) o Cisco routers/switches/terminal servers o Lots of co-location facility experience, large server installations, racking, power management, etc

    $8.89 /hr
    0 hours
    0.00
  2. Eric Olson

    Eric Olson

    AWS Architect

    United States - Last active: 16 days ago - Tests: 8

    I have over 15 years of experience in technology. Anything from software development to servers, desktops or networks and everything in between. I have served in the United States Air Force and worked at government agencies as well as high tech companies across the globe. If it is configuring routers or switches. Working in the Cloud with Amazon, Rackspace Etc. Linux, Windows or anything in between then I am your man.

    $44.44 /hr
    1,735 hours
    4.89
  3. Vladimir Dimov

    Vladimir Dimov

    DevOps Engineer

    Bulgaria - Last active: 1 month ago - Tests: 1

    DevOps Engineer with passion for automation and adopting new technologies. Scripting skills in : Python, Bash Atlassian Products : Jira, Confluence, Stash, Bamboo Linux Administration : Arch, Gentoo, RedHat, CentOS, OpenSuSE, Ubuntu, Debian CM and various tools : Puppet, Vagrant, Packer, Fabric Virtualisation : VirtualBox, KVM , Xen, Citrix XenServer, VMware ESX Cloud Technologies : Amazon WebServices, OpenStack, Windows Azure Monitoring: Sensu, Zabbix, Cacti WebServers: Apache, nginx, tomcat, lighttpd Proxy: HAProxy, Squid Databases/Caches: MySQL, PostgreSQL, CouchDB, Redis Internet gateways and firewalls : Vyatta, PfSense Backup Solutions : BackupPC Networking - CheckPoint, Cisco, OpenVPN Telecom area - SS7 (ISUP,TCAP..), general GSM flows. Proprietary systems - Comverse, Dialogic, Comverse SMSC

    $33.33 /hr
    57 hours
    4.39
  4. Nityanand Shet

    Nityanand Shet

    Software Professinal having 6 years of industry experience

    India - Last active: 1 month ago - Tests: 3 - Portfolio: 1

    I am a software graduate having 6 years of industry experience in Telecom software development,design,implementation and technical support of the product. So far i have handled multiple roles based on need and still in continuation of the same. Having good amount of knowledge on IP based products over TCP/ UDP. Also having knowledge of HTTP,HTTPS protocol where it plays important role in today's mobile data world. Also i take care customer interaction and resolving their issues with respect to linux , GUI, application and data traffic.

    $3.33 /hr
    0 hours
    0.00
  5. Martin Sidorenko

    Martin Sidorenko

    System / Database Administrator

    Ukraine - Last active: 1 month ago - Tests: 3

    Good day. We are the team of professionals. Having 10+ years of experience in Linux, hosting support, network support, local network support. High quality, short terms of solving your tasks and reasonable prices that is all that you can expect if working with us. Support Level 1 - 4 USD/hr Support Level 2 - 7 USD/hr Support Level 3 - 12 USD/hr Best regards, Martin S.

    $12.22 /hr
    59 hours
    5.00
  6. Ravi Kumar Jangid

    Ravi Kumar Jangid

    The Linux Professional

    India - Last active: 4 months ago - Tests: 15 - Portfolio: 4

    I have been working as an Linux administrator for about 7 years. I am a Redhat Certified Engineer ( on RHEL6), RHCSS, RHCVA and CCNA. I am quite efficient and well versed with the system administration,server administration, corporate training of Linux administration and security, troubleshooting and security implementation on Linux based systems . Area of my specialization are AWS, DNS, DHCP, PROXY, LAMP, NGINX, FTP, OpenStack TOMCAT, PUPPET, VIRTUALIZATION, VPS, NAGIOS, Shell Scripting and MAIL servers with cpanel/WHM, plesk, ISPconfig, webmin and virtualmin.

    $22.22 /hr
    194 hours
    4.53
  7. Mohammed Nasimuddin

    Mohammed Nasimuddin

    Linux Administrator

    India - Last active: 4 months ago - Tests: 5

    I’m an independent consultant focused on: Linux and Open Source. Infrastructure development Worked mainly in the web-hosting area, my key accomplishments are listed below. I have more than 7 years of experience working with Linux and Open Source, providing solutions for small, medium and big companies. I have strong knowledge in Web server (Apache, Lighttpd, Nginx, PHP, Perl, Python..), Mail server (Sendmail, Qmail, Postfix, Zimbra...), DNS (Bind, Power DNS...), Firewall, Network, Database (MySQL, noSQL: couchbase...), load balancing (HaProxy, LVS..),web-hosting panels (CPanel, Plesk,DirectAdmin). However, my knowledge is not limited in these areas. My specialties are: - EC2 / Rackspace Cloud computing setup (incl. EC2/Rackspace API scripting) - Virtualization (KVM, Xen, OpenVZ/Virtuozzo) - Sites/Servers migration (Wordpress, CPanel, Plesk) - Shared file systems (nfs, drbd, ocfs2, gfs) - Server security (VPN, firewall, IDS) - Server performance optimization (Apache, Nginx, MySQL) - Email white-listing, spf, high load delivery, performance - Backup, shell scripts, etc. My core competency lies in complete end-end : + Setup Apache Tomcat ,PHP's Pear Package Manager ,Postgre SQL .... + Install Ruby on Rails on an Debian 7.0 (Wheezy) VPS using RVM + PHPMyAdmin MySQL database manager + Ioncube setup on LAMP ,LEMP , WAMP , MAMP + Setup Ruby 4 on Ubuntu 12.4 LTS + Install Rails, Apache, and MySQL on Ubuntu with Passenger + OpenEmm setup on CentOs 6.0 64bit + Administrate VPS and dedicated Server + Setup Sugar CRM and Zoho CRM workflow and modules. + Good experience with WordPress eCommerce site + Good skills with CMS and Joomla. + Proxmox Cluster setup and HA , VM Creation,update, Migration. + Sheepdog Storage cluster setup. + Media server setup with red5 , oflademo I reply to all emails and requests in a very prompt fashion and don't forget to update my clients about the progress before going off-line.

    $33.33 /hr
    9 hours
    5.00
  8. Alexander Moiseenko

    Alexander Moiseenko

    System Administrator

    Russia - Last active: 1 month ago - Tests: 4 - Portfolio: 1

    1. Providing for stable work of company employees. Support of telopony, LAN, file storage, workstations, online services and desktop applications; 2. Search, analysis and implementation of solutions to increase revenues, the computing system and staff; 3. Ensuring the integrity, security, privacy, data representing the commercial value of the company; 4. Optimization, reducing the cost of IT infrastructure.

    $7.00 /hr
    0 hours
    0.00
  9. Jose Luis Ruiz

    Jose Luis Ruiz

    Support Engineer

    Spain - Last active: 12/11/2014 - Tests: 1

    Telecommute / Work remotely from both Torremolinos (Málaga), Spain and Toronto, Canada Linux Administration and Maintenance (Debian/Ubuntu and Red Hat Enterprise 5.2., 5.5.) Amazon Cloud and VMware ESX Administration and Maintenance (Instances, Elastic Compute Cloud EC2, volumes, AMIs, snapshots, security groups, etc.) Postgres and Mysql Administration and Maintenance Queries, processing and scripting access.
DNS Management. Records creation A, CNAME, TXT, SPF, MX, etc. of over 30 domains LDAP Administration: Primary and secondary nodes, users, groups, roles management Bash/Python/Perl script programming.
Systems Securitization (iptables, patching, nagios, nmap, etc.) Services deployment (Apache, Tomcat, Postgres, MySQL, Rhino, Mobicents, Dialogic Media Server, Radisys Media Server, etc.) Applications (JAR/WAR) deployment in production environments (Tomcat and Rhino) PBX administration, Asterisk (database accessing, rules, triggers, etc.)
CMS Deployment and Management (Joomla, Wordpress, Dotcms) Support procedures definition for clients and partners.
Architecture design for global clients (France, Italy, Austria, USA, South America)
 Incidents Lifecycle Management and Optimization Nagios and Cacti Monitoring (Installation and configuration)


    $25.00 /hr
    0 hours
    0.00
  10. Mircea Luca

    Mircea Luca

    System and Network Admin

    Romania - Last active: 02/05/2013 - Tests: 7 - Portfolio: 2

    Over the last 6 years I was working as a network admin for a large size company. I have experience with windows networks, with windows 98, 2000, XP, Vista, windows 2003 server and Windows 7. Also, my experience working with linux, especially Fedora Core, includes: - sendmail server install and admin - proxy server (squid) - install and admin - iptables I have used virtualization (vmware workstation, vmplayer, virtual box) for more than 4 years for testing purpose and for creating a new email server. For last two years, I worked with ISO27001 Security Standard: I certified the company for this standard in 2010 and renew it in may 2011. I have experience with elaborating and implementing security policies. Recently I have moved to a new position and now I am working with windows server 2003, win server 2008, RedHat Enterprise and vmware vsphere. Windows 7 and windows 8 are very well known because I interact with these OS frequently. Backup and Windows Deployment Server (WDS) are alse known. Antivirus for enterprise can be added to my experience, also

    $10.00 /hr
    0 hours
    0.00