Install and configure firewall and fail2ban to protect Zimbra mail server

Hello. I would like to help you with fixing zimbra spamming issue. I have experience. Please read my feedbacks.

I have used fail2ban with a mail server. Know CentOS very well, and will follow the Zibra setup for the install.

Hi, I will configure firewall and fail2ban to protect Zimbra mail server and find all loopholes on server and fix it. Thank you

I have experience in deploying and maintaining of: Cloud Computing Platforms: AWS Amazon Web Services,Microsoft AZURE, Google Cloud (GCP). Server Operating Systems: Windows Server 2003-to-2012R2, Windows Server 2016 Amazon Linux, Debian, RHEL, CentOS, Ubuntu. Web servers and servlets containers: IIS, APACHE, NGINX, DOCKER Mail servers: POSTFIX, EXIM, MS Exchange 2000-to-2013, MS Exchange 2016, QMAIL Database servers: MySQL, MS SQL Virtualization: MS Hyper-V, VMware Server(ESXI), VirtualBox. Directory service: Active Directory, OpenLDAP. File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik,PFSense Zywall and other Routers; Data Storage Systems: Netapp, FAS, EMC, VNX Virtual Private Network (VPN) OpenVPN, IPSEC,P2P,S2S VPN, Microsoft VPN, OpenConnect VPN , Mikrotik VPN , PFsense VPN. Hosting Panels: PLESK,cPanel,Website Panel

Hello, Greeting from Dorigin Technologies! I am pleased to bid on your project. I am a professional system admin with 15 years of experience and have vast knowledge in CentOs. I am also the founder of a multinational brand called Dorigin Technologies which details with Infrastructure Management and server administration. we provide highly tailored solutions to the clients. It would be a pleasure to work with you in installing and configuring firewall and fail2ban on the server to secure the Zimbra mail server. I am keen to provide excellent and professional services which meet your satisfaction. Best Regards Dorigin Technologies

I am a Linux admin have 7 years of experience in this field. I worked in webhosting industry and manage datacenter from remote. I give full server management support and I can do this for you . I also have experience working on AWS cloud. I worked in the following areas. * cPanel/WHM * Plesk * Webmin * Website Panel * Website migrations * Installation and configurations of applications like Wordpress, Joomla, magento, etc * Email server configuration and maintenance * FTP and DNS service configurations * Amazon web services like, EC2, S3, Route 53, VPC, RDS. * Migration Specialist *Postfix Mailserver with spf, dkim and IP rotation. *Nagios Monitoring setup *PCI Compliance *FFMPEG server setup *Imagemagick install. *MySQL , MariaDB database administration *DNS server and nameserver configuration *SSL installation/Lets Encrypt Please give me a chance to work with you. I am sure that you will be 100% satisfied

Hi, I can start right now. I will install and configure Firewall and Faill2ban on your server. I have +8 years of experience as a Linux Administrator. Regards Karuna S.

Hello, I can configure firewall and fail2ban on your centos server, and make sure of all security aspects on the server . Please send me a message to start working

Hi, I have read your requirements, I will definitely help you in configurations and setting up the Project as per your requirements. If you can give opportunity then I will do this job for you. Have a look at my expertise/skills. I have web-development experience in PHP, wordpress, corePHP, HTML, HTML5, CSS, CSS3, BOOOTSTRAP3, RESPONSIVE WEBSITES, PARRALLAX WEBSITES I have versatile experience in setting-up and managing various servers, optimizations and troubleshooting them for the best usage and fine tuning the security aspects. I have experience in cloud hosting like AWS, Azure ,Digital ocean Linode and google hosting. I have expertise in migrating website or applications from one server to another with the lowest possible downtime.I have set up and maintained clusters of DNS server, web servers using Apache / Nginx controlled by a load balancer, Database server configurations and migrations of MySQL, PostgreSQL, Mongo DB, etc. I am always interested in new projects and look forward to discussing how we can work together. I can provide industry reference if needed. Thanks

Hello, I am interested to work with you and I am absolutely sure that I can do the project very well in the shortest possible time. lets discuss details. I'm a professional Network Security Engineer which not only uses techniques in creating things, but also much creativity. I have been working as a professional Network Security Engineer for the last 8 years + and have done many Projects. I am fluent in several of the most popular languages for website development and dynamic website creation. Based on my long time experience i can guarantee your 100% satisfaction. My expertise includes Infrastructure Solution, VoIP Solution, DID Numbers, RSA Secure ID Tokens, Ad servers and many more. I will show you project progress and talk to you regularly so that you can see how the project going on and provide me your feedback. Looking forward to start work with you. Thanks, Ghanshyam

Hello, As an experienced server and systems administrator, I have worked on numerous projects involving Linux System Administration, Zimbra mail, WHM/cPanel, VPS server, MySQL Administration, Migration, Installing, Website maintenance, PHP, HTML, Wordpress, Network Security, System Administration and many other server technologies. I know that I can bring this expertise to your project. I have checked your job requirements very carefully, and I can easily help you to install and configure firewall and fail2ban to protect Zimbra mail server and complete your all needs. I would be interested in speaking with you to discuss the value that my strengths and experience. I look forward to hearing from you. With best regards;

Hi, I am writing you to apply for this job. I have 7+ years of experience in System Administration, and I think the skills I’ve amassed through this experience make me a great fit for this job. As experience, I have worked on LINUX (CentOS, RedHat & Ubuntu) and Windows system administrations. I have experience working with LAMP, WAMP and XAMPP Servers. I have experience working with various Web/App Servers like Apache, Nginx, IIS, Apache Tomcat. I have also worked on installation, configuration and maintenance of various database servers like MySQL, MongoDB and Apache Cassandra. Have experience working with various control panels like cPanel, WHM and Plesk. I will have no problem to fulfill your requirements. I would love to discuss an opportunity to bring my talents to help your organization succeed. I look forward to your call or email. Sincerely, Dushyant Gohil