Iptables Freelancers

Showing 4 freelancers

Iptables Freelancers

Showing 4 freelancers

  • Quality is everithyng

    I am control systems engineer / system administrator. Strange combination? Not unless you are from Ukraine :) Fun fact: for economical an political it is very hard to find a job for a control systems engineer in Ukraine. That's why many … more

    I am control systems engineer / system administrator. Strange combination? Not unless you are from Ukraine :) Fun fact: for economical an political it is very hard to find a job for a control systems engineer in Ukraine. That's why many of them work as system administrators who at least have more salary. I am highly responsible, have interest in computers, control systems and robotics  less

    system-automation linux-system-administration windows-administration arduino plc-programming php firewalls vpn unix-shell openvpn iptables tcp-ip c software-debugging atmel-avr sendmail fetchmail apache-administration redmine samba zabbix 00 more less
    • $10.00 HOURLY RATE
    • 5.0
    • 3 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Systems Administrator; Windows,Linux,Cisco,Asterisk,VMware,Security

    Systems Admin; Windows,Linux,Cisco,Asterisk,VMware,Security I have extensive experience in deploying, configuring and troubleshooting production; Windows Servers 3+ years, Linux Servers 4+ years, Cisco routers 2+ years, VMware ESX/ESXi 1+ years, Oracle Virtualbox headless 1+ years … more

    Systems Admin; Windows,Linux,Cisco,Asterisk,VMware,Security I have extensive experience in deploying, configuring and troubleshooting production; Windows Servers 3+ years, Linux Servers 4+ years, Cisco routers 2+ years, VMware ESX/ESXi 1+ years, Oracle Virtualbox headless 1+ years. Windows Servers– 2003, 2008, 2008R2, SBS2008, SBS2011 Windows Applications – Active Directory, Exchange, Group Policy, Terminal Services (RDS), RDP, VPN, MSSQL, Firewall, WSUS, Tomcat, FTP, SMB/CIFS, SSL/TLS certs, AV Server, NTP, DNS Linux/Unix Servers – Centos5/6, Scientific, Clearos, Pfsense, VMware ESXi, Debian (not production), Ubuntu (not production) Linux/Unix Applications – Apache, Tomcat, LDAP, Samba, Openfire, Asterisk/VOIP, FTP, VPN, Postfix, Horde, Proxy, soft RAID, MySQL, Redmine, Cpanel WHM, BIND, openssl, IPtables, Fail2ban, Curl, Snort, openSSH, VLAN, TFTP, OpenVAS, Nmap, Truecrypt Cisco Routers – 1800 Series (1841 etc) Cisco Applications – NAT, PAT, QoS, ACL, SSH, VLAN VOIP IP phones – Polycom, Cisco, Linksys, Yealink, Grandstream Monitoring Applications – GFI MAX, Solar Winds Backup Applications – Veeam, Norton Ghost, Backup Assist, iDrive, Allwaysync Some of the tools i use: RDP, putty, openssh, openpgp, telnet, secureCRT, SDM, scp, winscp, wireshark, tcp dump, teamviewer, logmein, openvpn I enjoy problem solving tough issues and crave challenging roles to apply my persistent (don't give up) attitude. I get immense satisfaction upon solving difficult problems. I continue to seek new knowledge in all things hardware and software related but particularly in voip, virtualization, security, networking and backup/DR.  less

    windows-administration network-administration linux-system-administration software-debugging firewalls iptables security asterisk sip vmware-esx virtualization technical-support ssl vpn openvpn pfsense snort mail-server-implementation microsoft-exchange-server cisco-ios dns ldap penetration-testing telephone-skills microsoft-small-business-server-administration data-backup disaster-recovery ui-design windows-xp-administration microsoft-outlook-development open-office whm windows-nt-administration xmpp 00 more less
    • $21.11 HOURLY RATE
    • 5.0
    • 1683 HOURS
    • THAILAND
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 19 TESTS
  • Senior System Engineer

    System Administrator since rh4.2. I've been in system solution development and integration for last 10 years. Offering help without refund if the problem is easily fixable. System Services Extensive knowledge of Linux operating system and linux based services … more

    System Administrator since rh4.2. I've been in system solution development and integration for last 10 years. Offering help without refund if the problem is easily fixable. System Services Extensive knowledge of Linux operating system and linux based services and solutions: – High Availability, High Performance and Load balancing clustering solutions all based on networking L2/L3 or application levels. – Customer services: mail (SMTP/POP3/IMAP/Webmail), web (Apache, Nginx, lighthttp), DNS (bind, unbound, dnsmasq), FTP (proftp, wsftp), Radius (freeradius), LDAP (openldap), SQL (MySQL), .. etc. System administration of Linux and UNIX flavour based systems. Extensive knowledge of Storage Area Networking solutions based on FibreChannel and iSCSI infrastructure. Programming Programming languages and software management: – Significant competence in SQL, Perl and scripting languages – Ability to read, modify and debug source code written in C, C++ and PHP Networking Extensive knowledge of routing and switching: – Cisco routers series 800, 1700 1800 3700 etc. – Switching equipment: Catalyst 2900, 2950, 3550 – VPN: linux – based PPTP, L2TP, IPsec, OpenVPN solutions. – Linux: firewall (iptables), routing (ip/route) and bridging  less

    linux-system-administration network-administration computer-networking network-planning network-security cisco-routers distributed-computing load-balancing firewalls rhel centos sendmail lamp-administration postfix apache-administration nginx mysql memcached iptables bash perl awk openvpn c email-technical-support munin nagios 00 more less
    • $25.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • SERBIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Linux System Administrator

    System Administration is the key area I’ve enjoyed a lot to work with from the very first day when I actually started my professional career. The achievements range from setting up, installing, configuring, troubleshooting & monitoring UNIX, Solaris & Linux servers … more

    System Administration is the key area I’ve enjoyed a lot to work with from the very first day when I actually started my professional career. The achievements range from setting up, installing, configuring, troubleshooting & monitoring UNIX, Solaris & Linux servers, VoIP, Web & LAMP servers especially having CentOS, Ubuntu & Red-Hat as major distributions. Specialities: System Administration (Linux, UNIX, Solaris) FTP, DNS, BIND, LAMP Apache, Tomcat, MySQL IP Tables, CSF, APF Firewalls Servers Installation: yum, RPM, Source Bugzilla, Bedbugs, Jira Web Hosting, cPanel, WHM, SSL Nagios, Pandora FMS Server’s Monitoring  less

    sip security iptables centos technical-support customer-support email-technical-support chat-support ssh ftp load-testing ubuntu mysql linux-system-administration administrative-support cpanel whm lamp-administration nagios whmcs article-writing 00 more less
    • $10.00 HOURLY RATE
    • 4.4
    • 574 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 0 TESTS
    ASSOCIATED WITH:
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