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Network Administration is an essential part of running an efficient and secure network in any organization. It entails the deployment, configuration, maintenance and management of physical and virtual networks, as well as their components, such as routers, switches, firewalls, and related network equipment. This helps ensure a high-level performance of the networking environment with minimal service disruption. A skilled Network Administrator is an invaluable asset for any business that requires efficient networking frameworks to maximize their resources.

Here's some projects that our expert Network Administrators made real:

  • Construction of secure IT infrastructures
  • Setting up virtual servers and installing scripts and plugins
  • Configuring virtualizor KVM nodes
  • Establishing VPN connections between cloud environments
  • Implementing Software Defined Networks with Mininet
  • Resolving Hyper-V failover cluster issues
  • Investigating and tracking the source of unusual portscan attack sources
  • Writing scripts to enable proxies on Linode and Hetzner VPSs
  • Establishing a dynamic port forward with a dual router setup to access internal applications

As is evident from the above list, although each project has its own individual requirements for the client's desired outcome, each one generally shares common principles of network administration. Our Network Administrators' versatile skill set allows them to tackle such complex tasks with ease. For every project completed, clients have enjoyed exceptional efficiency and superior performance from their networks.

For any organization looking for an experienced Network Administrator to oversee their network architecture, either for a short-term task or a more long-term engagement, consider posting a project on Freelancer.com! Here you can connect with experienced Network Administrators possessing the right balance of expertise to make your task a success.

Na podstawie 74,290 opinii klienci oceniają nas na Network Administrators 4.87 na 5 gwiazdek.
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    71 znalezione projekty, cennik w USD
    ethical hacker -- 2 2 dni left
    ZWERYFIKOWANY

    I am in need of an ethical hacker to assist me in safeguarding my business. The project is of high priority and requires immediate attention. I have a list of objectives which I would like the freelancer to complete. These objectives include, but are not limited to, performing penetration tests, conducting a thorough network security assessment, and carrying out social engineering techniques to evaluate any possible security gaps or weaknesses. The successful freelancer will manage the entire project from start to finish and ensure that objectives are met and that all security concerns have been resolved.

    $14 (Avg Bid)
    $14 Średnia Oferta:
    7 składanie ofert
    Cyber Security Expert Required 2 dni left
    ZWERYFIKOWANY

    I need help of internet security expert to help me in few tasks. I will provide details to eligible bidder.

    $7 / hr (Avg Bid)
    $7 / hr Średnia Oferta:
    19 składanie ofert
    Cisco Switches (VLAN Mgmt) 2 dni left
    ZWERYFIKOWANY

    Check existing config. Create VLANs, IDs and name tag based on the existing design. Configure and test Device. Then move onto the next VLAN and so on. Both Console and Web interface available. Trunk Ports required for new APs. Switches will include Stackable Sg350x. I also have a number of HP Procurves but not to worry if these are not possible.

    $83 (Avg Bid)
    $83 Średnia Oferta:
    19 składanie ofert

    I'm looking for an experienced Python developer with knowledge in SAN switch health checks to write a script for automating my Cisco switch health checkup. The script will need to automate several tasks including: - Gathering output of overall switch health - Checking the conditions of each hardware status - send an automatic email via outlook I would like to see applicants demonstrate their experience in writing similar scripts, and especially in performing SAN switch health checks. Your familiarity with Python scripting and Cisco products will be vital for this project. Your application should reflect your past experience in the area. I am eager to see your detailed project proposals to assist in making an informed decision. Is this a task you can confidently deliver? Take your sh...

    $13 (Avg Bid)
    $13 Średnia Oferta:
    4 składanie ofert
    Cisco Switch Tasks 2 dni left
    ZWERYFIKOWANY

    Cisco SG350x Health check. Pull out an audit. Currently unplugged. Needs approval before we put it back online. Copy same config as the others on the same VLANs are working.

    $127 (Avg Bid)
    $127 Średnia Oferta:
    13 składanie ofert

    Hi there, I’m just looking for someone to assist with configuring Mac Address Bypass (MAB) on our existing Cisco ISE server and Cisco 9200 switch today. If you have any experience setting it up and have ideas on best practises, plesse reach out, thanks

    $25 / hr (Avg Bid)
    $25 / hr Średnia Oferta:
    13 składanie ofert

    I am in need of a proficient professional to set up Firewall Endpoint Security on our Linux operating system. Expertise in dealing with Virtual Private Networks (VPN) setups is vital, as our endpoint runs on such a configuration. The standout requirement for this job entails the implementation of a web filtering system as a specific firewall feature. The goal is to bolster our network's security and ensure operational efficiency. A proficient understanding of: - Firewall setups on Linux platforms - VPN configurations - Web filtering mechanisms is needed for this software-oriented task. Previous experience in similar projects would also be highly beneficial.

    $29 (Avg Bid)
    $29 Średnia Oferta:
    16 składanie ofert

    YOU NEED TO BE BASED IN VANCOUVER _ ITS ON ON-SITE TASK I am seeking assistance in setting up my printer and installing a hardware firewall at a physical location in downtown Vancouver. The task needs to be performed onsite by a reliable professional with demonstrable experience. Key elements of the project include: - Installing a printer (Laser, Inkjet or All-in-one Printer). I already have the necessary drivers and software. - Installing a hardware firewall for enhanced network security. The ideal freelancer for this job should have: - Proven experience in printer installation and setup. - A solid understanding of hardware firewall setup and configuration. - Good communication skills, as I may need clear explanations of how to maintain the installed systems. - Onsite availability in ...

    $24 / hr (Avg Bid)
    $24 / hr Średnia Oferta:
    13 składanie ofert

    I'm looking for a professional who can assist me in analyzing PCAPNG files. The two main aspects I'm interested in are network traffic analysis and packet filtering. Key Responsibilities: - **Network Traffic Analysis:** The professional will need to thoroughly analyze the network traffic recorded in the PCAPNG files. This analysis should be aimed at optimizing the network performance. - **Packet Filtering:** Additionally, the expert will be required to implement packet filtering on the network traffic in the PCAPNG files. The purpose of this filtering is to enhance network security and troubleshoot any network-related issues. Ideal Skills: - Deep understanding of network protocols and packet structures - Hands-on experience with PCAPNG file analysis - Proficiency in network tr...

    $35 (Avg Bid)
    $35 Średnia Oferta:
    10 składanie ofert

    I need a proficient Cisco Packet Tracer developer to take on a threefold task. This includes the configuration of a network, troubleshooting any connectivity issues, and developing comprehensive network simulations. An additional requirement is to create an AD-hoc network where nodes should have the ability to sense each other. There are no strict stipulations outlined for the communication of these nodes. The ideal freelancer for this project should be competent in Cisco Packet Tracer and have an in-depth understanding of Network Configuration, Network Simulation, and Troubleshooting. The main goal for this project is educational use, teaching our team better understand how to use Cisco Packet Tracer effectively. Your tasks will provide a practical education tool for them. Your ability t...

    $117 (Avg Bid)
    $117 Średnia Oferta:
    21 składanie ofert

    I'm seeking a knowledgeable network architect with proficiency in Cisco packet tracer to design a comprehensive network architecture for our global enterprise. This project consists of five distinct networks that should be expertly interconnected. Each Global Enterprises office will have its own Local Area Network (LAN) designed to provide network connectivity for all devices within that location. These LANs will be interconnected to form a Wide Area Network Key Features you will implement: - Firewall Configuration - VLAN Setup - VPN Configuration - Routing Protocol Configuration - DHCP Server Integration - Intrusion Detection and Prevention Systems (IDS/IPS) For monitoring and management purposes, it is crucial that a successful ping request can be made. Furthermore, it'...

    $22 (Avg Bid)
    $22 Średnia Oferta:
    4 składanie ofert

    I am actively looking for an IT support specialist possessing expert level skills in Hardware troubleshooting, software installation, and network configuration. They must have distinct expertise in handling Windows operating system. The duties and skills required include: - Troubleshooting hardware devices and tools, - Installing different software programs, - Configuring and maintaining network set-ups, - Flair in Windows OS management and operations. Extensive prior experience and a proven track record in these fields are indispensable. Proficient use of technical tools and adept problem-solving abilities will separate you from the rest. An expert level professional should be able to accurately diagnose issues and resolve them promptly.

    $19 (Avg Bid)
    $19 Średnia Oferta:
    19 składanie ofert
    Intermediate Phishing Environment Setup 20 godzin left
    ZWERYFIKOWANY

    I'm in need of a professional who can help me set up an intermediate level phishing environment. The purpose is for security training, so the focus is on creating realistic simulations of phishing attacks. Key Requirements: - Simulating Email, Spear, and Direct Phishing Attacks: I aim to cover a wide range of scenarios to better prepare my team for potential threats. - Intermediate Level Difficulty: The environment should challenge my team without being too overwhelming, ensuring effective learning outcomes. Skills and Experience: - Prior experience in setting up phishing environments; specifically, experience in creating intermediate level simulations would be a plus. - In-depth knowledge of different types of phishing attacks and their characteristics. - Understanding of cybersecu...

    $63 (Avg Bid)
    $63 Średnia Oferta:
    5 składanie ofert

    As an AMD GPU owner, I'm facing severe problems with my PC not booting correctly. Troublingly, my computer is persistently crashing and there is no display on the monitor. I've tried both reinstalling drivers and checking GPU seating as initial troubleshooting steps, but these have unfortunately failed to rectify the issue. The job will involve pinpointing the root cause of these issues and implementing a solution that will let my PC boot properly. Freelancers interested in this job should ideally have: - Proficiency in troubleshooting AMD GPUs. - Knowledge on different PC hardware components. - Experience in diagnosing and resolving hardware boot issues. - A good understanding of driver installation and configuration. The objective here is not just to fix the problem, but...

    $74 (Avg Bid)
    $74 Średnia Oferta:
    4 składanie ofert

    I'm looking for an experienced systems specialist to aid in recovering lost files from a locked folder on a Linux system. I hold administrative rights on this computer. This project requires a deep understanding of Linux-based systems and file recovery techniques. Key Requirements - Linux system proficiency - Security knowledge to navigate a locked folder - Proven file recovery experience - Demonstrable understanding of administrative tasks Your completion of this task will allow important lost files to be recovered, contributing to the smooth operation of my tasks. Your prompt assistance is appreciated. Please remember that it's essential for the freelancer to respect the confidentiality and integrity of the files involved.

    $166 (Avg Bid)
    $166 Średnia Oferta:
    17 składanie ofert

    I am seeking a competent Cisco ISE and Aruba Wireless Engineer to establish a dynamic VLAN on an Aruba wireless network that's connected to more than 50 access points. The ideal candidate should have: - Proficiency in setting up and troubleshooting Aruba wireless networks. - Expertise in Cisco Identity Services Engine (ISE) configuration Main tasks will be: - Dynamic VLAN setup on Aruba wireless network linked to a Cisco ISE server using cert based authentication. -DVlan should work for all types of devices like Windows,MAC,Linux - Configuring specific features on Cisco ISE, specifically BYOD Services and Adaptive Network Control (ANC) Services. Your ability to work efficiently with large-scale wireless networks is crucial for the success of this project. Previous experience with ...

    $530 (Avg Bid)
    $530 Średnia Oferta:
    16 składanie ofert
    GoLang IPv6 Proxy Server Development 7 godzin left
    ZWERYFIKOWANY

    I'm looking for a GoLang expert to assist me in developing a cutting-edge IPv6 proxy server. The main aim of this project is to enable users to access IPv6 websites efficiently. Key Project Requirements: - **GoLang Proficiency**: You should have a deep understanding of GoLang, particularly in terms of its concurrency support, networking capabilities, and memory management. - **IPv6 Experience**: Prior experience with IPv6 implementation and networking is highly recommended. - **Proxy Server Development**: Experience in developing proxy servers will be a definite advantage. - **General Internet User Focus**: The server should be user-friendly and accessible for general internet users. - **Developer and Tester Friendly**: It should also cater to the needs of developers and testers, pr...

    $247 (Avg Bid)
    $247 Średnia Oferta:
    13 składanie ofert

    I am in need of a Linux expert who can deploy a Squid proxy in transparent mode on HTTPS to fetch KhanAcademy videos and serve them locally. The deployment will require advanced monitoring for traffic analysis and user activity. Key requirements include: - Deployment of Squid in transparent mode on HTTPS - Fetching and serving KhanAcademy videos - Advanced monitoring for traffic analysis and user activity Ideal Skills and Experience: - Proficiency in Linux operating system - Expertise in deploying and configuring Squid proxy - Experience in HTTPS configurations - Knowledge of advanced monitoring tools for traffic analysis and user activity Access to the deployment will be provided through SSH remote access. If you have a solid understanding of these technologies and the ability to deliv...

    $504 (Avg Bid)
    $504 Średnia Oferta:
    25 składanie ofert

    I'm looking for a highly skilled network architect to craft both a Local and Wide Area Network (LAN and WAN) designs tailored to support less than 50 connective devices. Mostly, your design should focus on facilitating seamless Internet access. The chosen freelancer should; - Be well-versed in LAN and WAN design and implementation - Have a deep understanding of network security to ensure the created network is impervious to threats. - Possess solid report writing ability to produce clear and concise documents outlining the network structure. The ideal freelancer should posses a wealth of experience in network security, LAN and WAN design, and report writing. Your work will not only be designing, but ensuring that the design is well implemented and impregnable to security threats.

    $180 (Avg Bid)
    $180 Średnia Oferta:
    34 składanie ofert

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