System admin is the process or person employed to maintain and operate a computer system or network. System admins install, support, configure and maintain servers and other computer systems. They also periodically do scripting tasks and respond to service outages or other problems involving servers or desktops. If your business needs help with system admin tasks, then you can hire freelancers who can work with your computer systems. Talented and experienced system admin freelancers can be found here. Simply post your system admin task or job today.

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    Computer: Samsung Expert NP350XBE Originally with Windows I installed CentOS without problems, but due to the difficulty of finding packages, I installed ubuntu. Due to the instability of the latter, I installed Debian. When I installed OpenVPN software, I could no longer reboot my system with my login or root.

    $119 (Avg Bid)
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    I have 2 websites that are hosted on lightsail instance AWS. So the DNS is also linked to the domain in the same account of AWS. I have login credentials to reach out the website files that are running on plesk dashboard. The websites are not coming live due to some reason and i want someone to structure the files correctly and also find and fix the issue within the scope of aws and plesk control ...

    $15 (Avg Bid)
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    Change DNS settings for Windows + flush DNS, C++ only, no command line. Please write your prices. Add "moon" keyword before your answer to prevent spam and auto postings. Thanks.

    $140 (Avg Bid)
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    I am receiving account expired for Active Directory accounts in Linux. I need to disable/fix expiration for AD-authentication. Oct 17 11:04:00 serverName sshd[5742]: pam_sss(sshd:auth): received for user domainuser: 13 (User account has expired)

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    I just setup windows server 2012 but I can't access to my website with public IP address. I setup the IIS server but It seems something wrong. I hope to find someone who can help me immediately. I will give you the teamview access to help you. Thank you.

    $32 / hr (Avg Bid)
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    i have a ubuntu server in google cloud and phasing some issue in it like (unable to connect vm port 22 )and want to access HTTPS in it so need help to take SSL certificate in it

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    We are seeking for a flexible and talented data entry clerk with good skills. We're looking for a self-starter who can take direction and run with it with little supervision. We're looking for someone who is very detail oriented, minimizes errors, and takes great pride in producing quality work. Look forward to hearing from you!

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    IT workers 6 일 left

    We are looking for a qualified IT Technician that will install and maintain computer systems and networks aiming for the highest functionality. You will also “train” users of the systems to make appropriate and safe usage of the IT infrastructure. A successful IT Technician must have a thorough knowledge of computer software and hardware and a variety of internet applications, network...

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    cisco ccie expert 6 일 left
    확인

    I have recently taken a job where I have to support Cisco devices but I have a limited knowledge.I am looking for expert to be my mentor to advise me directions or remote help if needed. This is an ongoing thing. We can talk about the pay when we connect. But expert has to be CCIE with a years of experience working in a large enterprises.

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    Searching for somebody who can fix this issue. [로그인하시면, URL을 확인하실 수 있습니다.] is rejecting our emails sometimes and sometimes landing into spam folder. Thanks

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    Searching an expert who can deliver training on the following topics: -SPF,rDNS, DMARC and DKIM in deep -Inboud and outboud relay configuration --IP Rotation -SMTH auth for relay with flat file as well as using MySQL database -Integrating Cyrus in Postfix -Transport Map in depth -Spam prevention mechanisms

    $10 - $30
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    I need my website re-configured and most especially bitcoin payment integration

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    Hi, We are hiring network and desktop engineer for our global project. please review attached location spreadsheet and reply with CV and your preferred location ASAP.

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    Hello I am looking for the experienced XenServer users. I am going to install the XenServer7.1LSTR enterprise edition trial version(90 days). Citrix supports said me that you can download it in the link "[로그인하시면, URL을 확인하실 수 있습니다.]" but I can't get it there. Thanks.

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    I have just bought my first (2nd hand) server, a HP DL580 gen8 4U, 4 sockets machine. This server will be used only to run a data science application ([로그인하시면, URL을 확인하실 수 있습니다.]) and should be able to boot both using windows server and Linux I plan to add components to the machine and I would like an experienced server admin to validate my choices and make sure I am not doing anything wrong. Espe...

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    Install Advantage ODBC on linux serveur to convert it MYSQL only fly in existing tables i will send you files via wetranfer

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    Existing zabbix server 4.4 should be little fine tune, configure zabbix proxies 2 servers install grafana create customised dashboard server & network devices & configure email alerts. Kindly bids expert in zabbix monitor tool

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    Quiero instalar lo mas parecido a ChromeOS en mi freeDos PC, Chromium no me vale por varias razones, además de que no conseguí hacer que la wifi encendiera con ChromiumOS de ArnoldBat. Para ello el proyecto consiste en instalar "Project Croissant" todos los recursos disponibles en [로그인하시면, URL을 확인하실 수 있습니다.] en mi PC que es un HP Pavilion Notebook 15-bs515ns Para ser un ...

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    I need an expert in Linux. There are a couple of instructions you have to perform. I will share the same with the relevant freelancers. NOTE: No companies, teams or agencies please. Only freelancers who want to work themselves.

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    We have a Windows server 2012 with a CRM software. We use the server just for this software. No webs, no emails... just for this. In the latest times, the server performance has decreased to much. We need to check and optimize it. Server technical data: · CPU: Intel(R) Xeon(R) CPU E5-2660 v2 @ 2.20GHz Intel64 Family 6 Model 58 Stepping 0 ~2200MHz · RAM: 8GB · Disk: 164GB SSD...

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    We have a small office in San Jose and was renovated recently. The IT setup which was working earlier was removed and the same needs to be setup again as the renovation is complete.

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    Build ldap 6 일 left
    확인

    Build ldap, servers for a company on Linux environment, and ensure our inhouse software is working

    $313 (Avg Bid)
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    I have problem with my URL and static IP address not working. I need support for IP & URL configuration , troubleshooting or routing in my local network and FW

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    email delivery problem 6 일 left
    확인

    WE have SENDY for sending bulk emails through AWS SES. Snapshot of mxlookup is enclosed. It seems that most of the emails are going into SPAM or may not be delivered as open rate is dismal. What is the solution ? Need to discuss with a very very experienced freelancer only.

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    I want to Adjust Sending Rate / Warm Up IPs on MailWizz 1. Ip rotation 2. DMARC enabled- 3. Spf ,domain keys enabled- 4. Reverse dns enabled 5. Open relay disabled 6. Feed Back Loop Registration Guide 7. Ip warm up and Domain Warm up Guide → Increase Domain and IP Reputation

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    We have open connect setup of VPN and entire panel. We want pptp setup and application of Open connect

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    I have a dedicated server with OVH Cloud. Need to install VMware Player on it. It has Ubuntu 16.04 with X2GO enabled graphical interface accessible remotely.

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    I need an expert in Linux. There are a couple of instructions you have to perform. I will share the same with the relevant freelancers. NOTE: No companies, teams or agencies please. Only freelancers who want to work themselves.

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    Need someone to provide instructions on adding IP addresses to whitelist in SoftEther VPN so those clients can connect to the host server without connecting to the VPN. VPN should allow access automatically for any matching IP addresses.

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    vpn panel needs fixing 5 일 left
    확인

    moved to new server and now it wont allow me to add clients or extend etc, limited functions working. Only message if you think you can fix the issue, prob small thing but just not sure

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    I need someone that knows Apache NiFi to help me with one ETL

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    I wanted to build one antivirus which is able to detect all viruses ransom-wares also is able to clean system and able to scan real time for this you can use clam-av as a back-end engine or you can use any open source antivirus only thing is i wanted it fully working on viruses,ransomware,phishing attacks with real time file scanning also with premium user interface in c#.Net

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    I need someone to help me with my virtual machine vicidial export to aws AMI.

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    Please read carefully and reply with 'I am an AWS expert and the secret word is (read this project to see the secret word).: We have a service at [로그인하시면, URL을 확인하실 수 있습니다.] that collects: 1. Audio Recordings 2. Photo's 3. Video clips For the purposes of automatic compiling a memorial/tribute video. Please see the video on the web site. Currently all content is hosted on our web serve...

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    I am providing system admin services for a company and have come across a situation of having to set up new extensions at the switchboard for a new user coming soon. I have no contact with the old admin who was here, and here there is no one who knows how to move the central. I have installed the Alcatel Lucent Enterprise / OXO Connect Management Console OMC application where in the "subscrib...

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    Kami perusahaan Supplier, Konstruksi, dan Perdangan Umum telah berdiri 13 Tahun yang lalu,

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    Looking for someone to install SolidCP and confugure it. It will be a multi server deployment, with hostedAD module + IIS and DNS module + cloud storage module. Will require build documents so the environemnt can be recreated fully.

    $270 (Avg Bid)
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    I need to install HRSALE tool in my Centos Server 7

    $18 (Avg Bid)
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    webmin virtualmin fix 5 일 left
    확인

    I have set up Virtualmin but my domain name in URL is coming up as host name. I like URL to be visible as domain name. I am not sure what could be wrong. Its an easy 10 minute fix. We will connect on zoom to fix this error. If you cant jon zoom then don't bid. My max budget is $8. High price bidders will be ignored. Type "clock" in proposal so I know you read project discription.

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    Hello, I have some website running in http protocol and now I want to change to https protocol. Anyone can help me setup SSL Cloudflare for my website, and do something not effect to SEO Thank all

    $26 (Avg Bid)
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    Urgently needed : Solve issue within 2 hrs. 1. 3 vps server scan for malware . Note : one vps has websites ,so, need scan for all websites about 7-8. webhosting vps scanning can be done through recovery console as suspended by hosting company. You have to scan and hardening asap as time limit is given for this suspended server. 2. Hardening for 6 vps server for security and antivirus. [로그인하시면, URL...

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    Need scanning of 8 vps server for virus and malware. If you found any virus or malware, you have to remove that. After required cleaning, you have to hardenedd the security of server with antivirus etc. Also need setup of Amanda opensource backup vps server and configuration and check for all 8 vps into backup server .

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    Configuration of VLANS, NVR, access points.

    $7 / hr (Avg Bid)
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    Necesito optimizar el wpo de mi sitio web.

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    hola necesito instalar e implementar un ERP open source Odoo, tengo una micro empresa en Peru y ya consegui un ordenador exclusivo para este proyecto, que incluye los siguientes modulos: CRM y VENTAS ALMACEN e INVENTARIOS COMPRAS SERVICIO TECNICO RECURSOS HUMANOS ADMINISTRACION CONTABILIDAD

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    Hi I need to install rsync on an old version of centos which is 5.10

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    We need to balance a server running a node.js app, because it is crashing the server due to CPU use. Please contact us if you could start immediately and you have experience. Thanks!

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    Searching an expert who can configure IP rotation in Zimbra for sending emails. Thanks

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    Hello, We have a web app hosted on aws. Somehow, our server is not responding and we are unable to SSH into it either. Looking for an aws devops/admin who can help us with this and also on an on-going basis with some other things planned.

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