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Mostrando 104 resultados
  • Contratar     AhmedMFakkar
Contratar     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $25 USD / hora
    Cisco Professional
    Egypt
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. menos
  • Contratar AhmedMFakkar
  • Contratar     ciscoterminal
Contratar     ciscoterminal

    ciscoterminal ciscoterminal

    Malaysia $50 USD / hora
    Chief Technology Officer
    Malaysia
    Devops Engineer and Expert in designing Secure and Complex wired/wireless networks. Extensive experience in Linux server configuration, Troubleshooting and security.
    Devops Engineer and Expert in designing Secure and Complex wired/wireless networks. Extensive experience in Linux server configuration, Troubleshooting and security. menos
  • Contratar ciscoterminal
  • Contratar     servermaster
Contratar     servermaster

    servermaster servermaster

    Estonia $25 USD / hora
    Professional IT specialist
    Estonia
    4.8
    4 comentarios 4 comentarios $25 USD por hora
    About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...
    About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems: debian,ubuntu,gentoo,suse,redhat,centos and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web: Java web servers: Tomcat, Jrun, Jboss, C++ web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Proxy systems: Haporxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios,zabbix,cacti,grafana. WAP: XMG, SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail. Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat. Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done menos
  • Contratar servermaster
  • Contratar     razzeshsingh
Contratar     razzeshsingh

    razzeshsingh razzeshsingh

    India $40 USD / hora
    ✔️Sr. Server Admin ✔️ IT Expert ✔️Cyber Security
    India
    IT Expert with 8+ years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server,...
    IT Expert with 8+ years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server, WDS Server, IIS Server, MS Exchange Server, MS SharePoint, MS Office 365, MS One Drive, MS Teams, File Server (NAS & SAN) , FTP, NTP and many more ✔️ Linux Server : SAMBA ADDC LDAP, SAMBA File Server, DNS, DHCP, Mail Servers (Zimbra, PMTA, Send grid, Squirrel mail, Roundcube). Web Servers (Tomcat, apache, nginx, light speed), MySQL, MariaDB, Postgress, FTP, NTP, Ticketing tools (Manage engine, OS ticket, OTRS Ticket, Citrix XenApp, JIRA, Service now), Monitoring Tools ( Check_mk, Syslog, Nagios, Cacti, ELK Stack, Zabix, xymon, PRTG), IDS Server ( OSSEC, WAZUH, SNORT, Suricata, BRO, Tripwire, Security Onion), DLP/Encryption/ Threat Prevention Server ( Symantec, Sophos, McAfee), Threat Intelligence server (MISP, Mitre, OpenCTI), The Hive with Cortex, ArcSight Server, Dialer Server ( VCdialer, go auto dialer, ViciBox, Altitude Dialer), Virtaul Hypervisor ( VMware ESXi, Proxomox, Virtual Box, VMware Workstation), GenieACS TR-069 remote management server, Vulnerability Assessment Scanner Tools (OpenVAS, Nessus Professional, Wireshark, Comodo cWatch, Tripwire IP360) , SonarQube Code analysis Tool, NXfilter URL Filtering tool and Many More.. ☑️- Network Administration: Key Network Skills & Security Products Experience: o Firewall – Checkpoint, Cisco ASA, Palo Alto, Fortigate, Sophos, o Router & Switches : Cisco, Mikrotik, Ubiquiti, Netgear, Aruba o Intrusion Detection & prevention – Cisco, Checkpoint, Sophos o Switching: Vlan, Inter Vlan, Stp, Vtp, EtherChannel, Switch Port o Configuration and troubleshooting of routing protocols OSPF, RIP, EIGRP, BGP o Setup of security implementations (Filtering Tool ACL, route map, port security.) o Well versed in the operations, configuring, and troubleshooting of various issues in Checkpoint and Cisco, Mikrotik, Ubiquiti, Netgear & Aruba Devices. o Checkpoint IPSec VPN Blade, Application & URL filtering Blade, IPS Blades, o Configuration & troubleshooting of IPSEC and S2S VPN ☑️- Information Security I helps organizations stay compliant with all the important standards like PCI DSS, HIPPA, ISO 27001, GDPR, FISMA, and GLBA. In addition to these compliances, I also help companies with Information Security Assessments and Penetration & Vulnerability Testing for identifying loopholes in their security infrastructure and BCP/DR consulting for building programs to stay ahead of future security incidents. ☑️- Cloud Solutions: I Helps organizations to deploy their services on AWS, GCP, and Microsoft Azure cloud. ☑️- Website Development & Designing : I helps organizations in website designing, development, internet marketing, hosting and support services, as well as web and mobile app development. menos
  • Contratar razzeshsingh
  • Contratar     Expertshut
Contratar     Expertshut

    Expertshut Expertshut

    Pakistan $10 USD / hora
    Academic, Business & Technical Writer
    Pakistan
    2.8
    1 comentario 1 comentario $10 USD por hora
    (In the Name of Allah, the Most Gracious, the Most Merciful. بِسمِ اللہِ الرَّحمٰنِ الرَّحِيم ) I am a Professional in Academic Writing, Business Finance writing, and Technical Writing. I am working on different Freelancing websites for the last 5 Years and served 2100+ clients Successfully but I am new on the...
    (In the Name of Allah, the Most Gracious, the Most Merciful. بِسمِ اللہِ الرَّحمٰنِ الرَّحِيم ) I am a Professional in Academic Writing, Business Finance writing, and Technical Writing. I am working on different Freelancing websites for the last 5 Years and served 2100+ clients Successfully but I am new on the FREELANCER.COM website. I will help you to write Literature Review, Essay, Thesis, Case Study, Reports, Articles, Blogs, Business Plans, Finance Assignments, Data Entry, and more. My technical skills include the SPSS I know all the Writing and Referencing style which include the APA, MLA, Harvard, and Chicago, etc. Hire me and I will provide you A++ Quality work without Plagiarism or Any single Error Guaranteed. menos
  • Contratar Expertshut
  • Contratar     dailas
Contratar     dailas

    dailas dailas

    Russian Federation $25 USD / hora
    System Administrator Asterisk
    Russian Federation
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk...
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential menos
  • Contratar dailas
  • Contratar     tangramua
Contratar     tangramua

    tangramua tangramua

    Canada $25 USD / hora
    Top 3% in the Freelancer.com Community
    Canada
    We are Canadian-Ukrainian team of highly professional Web developers and System Administrators with 20 years expertise, specialized in web development, software development, design and 24/7 technical support of servers. In software development we have exceptional knowledge in: - LAMP (Linux, Apache, MySQL, PHP) -...
    We are Canadian-Ukrainian team of highly professional Web developers and System Administrators with 20 years expertise, specialized in web development, software development, design and 24/7 technical support of servers. In software development we have exceptional knowledge in: - LAMP (Linux, Apache, MySQL, PHP) - MEAN (MongoDB, Express.js, Angular, Node.js) - Python and .NET technologies - PHP Frameworks: Zend, Symfony, Laravel, Yii, CodeIgniter etc. - HTML5, CSS3, JavaScript, jQuery, AJAX, Responsive Design - CMS (Drupal, Joomla, WordPress) - E-commerce (Magento, WooCommerce etc.) In managed services we have exceptional knowledge in: - different types of virtualization (Virtuozzo, OpenVZ, KVM, XEN, VMware, Hyper-V) - different distributions of OS Linux\Unix and MS Windows Server systems. We help our customers to grow success and we grow together with our customers! Our Credo: Reputation - is above anything else! We are flexible to meet our clients' needs. We make it simple... menos
  • Contratar tangramua
  • Contratar     ramygoda1590
Contratar     ramygoda1590

    ramygoda1590 ramygoda1590

    Egypt $20 USD / hora
    Network & System Administrator
    Egypt
    I have an excellent experience in networking/Linux/windows/vpn. please just ping me on freelancer chat to have a short discussion on your project. below is a brief on my experience: This is ramy mohamed gouda, I'm a network and system administrator. I have been working in networking for more than 5 years. I'm...
    I have an excellent experience in networking/Linux/windows/vpn. please just ping me on freelancer chat to have a short discussion on your project. below is a brief on my experience: This is ramy mohamed gouda, I'm a network and system administrator. I have been working in networking for more than 5 years. I'm certified CCNP R&S, Comptia A+, ccna cyber ops. I have an excellent knowledge in: 1) Cisco devices (routers, switches), routing protocols, IPSEC, ASA, wireless, linux, ubuntu. 2) excellent knowledge in simulation tools like Esxi, vmware WorkStation, virtual-box, GNS-3, packet tracers and EVE-NG. 3) installing windows servers, linux servers and troubleshooting them. 4) I have an excellent knowledge in setting up VPN (IPSEC, OPENVPN, DUO Authentication). 5) I have an excellent experience in writing technical reports. I have done a lot of projects in routing and switching and wireless on this simulation tools and also in real life in my work at Orange. i will be glad to have the chance to help you anytime, just send me a message and no problem with the budget. Regards, Ramy menos
  • Contratar ramygoda1590
  • Contratar     engkelber
Contratar     engkelber

    engkelber engkelber

    Brazil $20 USD / hora
    App/web developer & Database/network specialist
    Brazil
    4.8
    1 comentario 1 comentario $20 USD por hora
    I am an electronic engineer having more than 20 years of experience in programming, implementation, administration and maintenance tasks related to computer science. Please find bellow some of my skills: - Programming languages like C/C++, VC++, C#, VB, Java, Javascript, ASP, PHP, HTML5, CSS3 - Deep knowledge in...
    I am an electronic engineer having more than 20 years of experience in programming, implementation, administration and maintenance tasks related to computer science. Please find bellow some of my skills: - Programming languages like C/C++, VC++, C#, VB, Java, Javascript, ASP, PHP, HTML5, CSS3 - Deep knowledge in JQuery Javascript framework - Install, configure and maintain almost all operating systems like Windows, Linux, BSDs, Solaris, Mac OS X. - Microsoft Certified Systems Engineer (MCSE/Windows Servers) - Microsoft Certified Database Administrator (MCDBA/SQL Server) - Planning and developing Database Queries in SQL language - MySQL Database Implementation/Administration/Maintenance specialist - Installing/Administering/Maintaining Linux and FreeBSD servers for Web, FTP, Email and Firewall services - Designing in Adobe InDesign, Adobe Illustrator, Adobe Photoshop, CorelDraw, AutoCAD menos
  • Contratar engkelber
  • Contratar     DwayneBruyns
Contratar     DwayneBruyns

    DwayneBruyns DwayneBruyns

    South Africa $19 USD / hora
    Network+/A+/Wi-Fi/Wireless Engineer. 20+ Years Exp
    South Africa
    1.9
    1 comentario 1 comentario $19 USD por hora
    Experienced IT Specialist. Computers/Server/Wi-Fi/Wireless/Cellular/Networks. VPN/Linux/Containers/VM/Cisco/Aruba. Designer/Architect and Engineer. Providing Technical Support and Basic Training to Non Technical people. Passionate, your satisfaction is guaranteed! Interference and Network Optimisation...
    Experienced IT Specialist. Computers/Server/Wi-Fi/Wireless/Cellular/Networks. VPN/Linux/Containers/VM/Cisco/Aruba. Designer/Architect and Engineer. Providing Technical Support and Basic Training to Non Technical people. Passionate, your satisfaction is guaranteed! Interference and Network Optimisation Specialist Continuously learning new technologies/techniques, upskilling. menos
  • Contratar DwayneBruyns

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