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    3,691 postfix jobs found, pricing in SGD

    My postfix server running on a CentOS is currently experiencing an untrusted server error when sending out emails. Up until now, everything was functioning normally but it stopped working all of a sudden. I'm looking for someone with solid know-how in troubleshooting postfix server errors. Following are the steps I've taken so far: - Reviewed the server logs - Restarted the server However, neither of these actions rectified the situation. Furthermore, I've confirmed that no changes have been recently made to the server's configuration or settings. Ideal Candidate Profile: - Proven experience with CentOS and Postfix server administration - Strong skills in diagnosis and troubleshooting of server errors - Excellent problem-solving abilities As ...

    $35 / hr (Avg Bid)
    Urgent
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    7 bids

    Hello, I had a few problems. 1. - module of postfixadmin works only with external domains. I have to add our domains too 2. With LDAP auth aliases works good but only one, I need multiple 3. I wannt to autenticate users by PAM (dovecot) module with Duo Mobile (support PAM). I had some errors with it

    $190 (Avg Bid)
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    34 bids

    i want to install mailserver postfix and Dovecot along with roundcube as we need to login from different domain and different users so we neeed to create user with password and user can login in roundcube mail and send or recive mail user creating can use on command promt we need installation bash code also

    $28 (Avg Bid)
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    5 bids

    I'm looking for a professional to set up a Linux-based mail server using postfix, dovecot, and roundcube. The server must be capable of hosting multiple users, each with a personal password for access. Your role includes: - Configuration of SSL/TLS encryption for top-notch security - Setting up user creation process - Creating a simplified bash script to streamline installation Ideal Skills: Sound experience with Linux server management, proficiency in bash scripting, an excellent understanding of postfix, dovecot, roundcube components, and SSL/TLS encryption. Bear in mind that after the mail server setup, I may not have a dedicated IT team managing it. So, I need a solution that's straightforward to manage long-term. Please bid considering these factors.

    $28 (Avg Bid)
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    14 bids

    I need a tech-savvy individual to set up my Control Web Panel (CWP) on my Virtual Private Server (VPS). Since my VPS is running on Linux, having a strong background in ...Panel (CWP) on my Virtual Private Server (VPS). Since my VPS is running on Linux, having a strong background in this operating system is essential. Please be prepared to provide: - Basic Security setup on CWP. Prior experience with Linux security protocols is a bonus. - Installation and configuration of specific services including: - Web Server (Apache, Nginx, LiteSpeed) - Mail Server (Postfix, Dovecot, RoundCube) - Database Server (MySQL, MariaDB) Deep knowledge and proven experience with these servers and databases are required for this project. Appreciate your interest and look forward for your ...

    $24 (Avg Bid)
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    I'm looking for a knowledgeable professional to set up an email server for Docker, utilizing the Postfix server software. Key responsibilities: - Email server setup - Optimization and configuration as per Docker requirements While the project isn't time sensitive, a commitment to efficiency is still desired. The ideal candidate will have: - Proven expertise in Docker and Postfix - Strong understanding of email server setup and management Please note: Specific security features were not specified – you'll be expected to adhere to general best practices in this domain, ensuring reliable operation.

    $30 (Avg Bid)
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    15 bids

    I'm looking for a skilled technician to set up SMTP on my Ubuntu server. I'm currently running Postfix and need it to handle outgoing mail. I also have firewall (ufw) and security software installed that you'll need to navigate. Key skills and experiences: - In-depth knowledge and experience with Ubuntu, Postfix, and SMTP - Understanding of email server configuration - Familiarity with firewall and security software configurations. Your job will be to ensure a seamless setup for Posit Connect to run effectively. My expectations are timely and error-free work. Your assistance is highly appreciated.

    $46 / hr (Avg Bid)
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    29 bids

    I'm seeking an IT expert to set up a Postfix mail server for my business. Core Requirements: - Configure the Postfix mail server software, which you ideally have experience with. - I desire custom spam filtering, so you'll need to demonstrate competency in implementing bespoke rules for this. - Having a background in providing tailor-made email solutions will be advantageous. In short, this project demands a professional who excels in setting up personal email accounts with custom spam protection preferences. You'll get extra consideration if you can showcase previous similar projects.

    $39 / hr (Avg Bid)
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    31 bids

    I have a Froxlor server installed in conjunction with a Postfix server. I currently have the problem that when I set up the email address, I get certificate errors in connection with the subdomains imap. Since I would like to save myself the work of looking for the error, I would like to have it done by a freelancer if I get a good offer. Access to the server would be via my PC, which can be accessed with Anydesk or another solution. I will only place the order if the freelancer takes care of it by 1 a.m. (German time) today. Otherwise I would do it myself because I want it to work tomorrow. Please start your offer letter with ** so that I know that you have read the text. All other offers will not be considered.

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    I am currently facing some challenges with the configuration of my Postfix/Dovecot email system. Despite having a set-up server, I am encountering problems that are disrupting the smooth operating of the system. My need is for an individual with: - Extensive experience and knowledge in Postfix and Dovecot systems - The ability to effectively troubleshoot and resolve issues Key Tasks: - Identify and fix configuration problems on the email system - Ensure smooth function of the Postfix/Dovecot system This project will greatly benefit from a freelancer who is proficient not just in troubleshooting but also in ensuring that such problems do not recur in the future.

    $19 / hr (Avg Bid)
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    3 bids

    I'm seeking a reliable and knowledgeable freelancer to set up an Ubuntu postfix email server for both desktop and web-based email clients, on an existing and working Ubuntu 20.04 LAMP server with ~10 virtual sites. This project requires a particular focus on implementing advanced security measures, including: - SSL/TLS encryption: This will be crucial for ensuring that our email communications are secure and private. - Spam Filtering: Effective spam filtering is important to keep our inbox clean and clutter-free. - Anti-virus Protection: Installing robust anti-virus protection will be fundamental to protect our server and emails from potential risks and threats. Part 2: After setup, install 2 working mail clients (send and receive) on 2 different sites. Then give instructions...

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    I am seeking an experienced developer to integrate CLAMAV 0.103.2 with a Postfix mail server running on a Linux operating system. The aim is to significantly improve the mail server's virus scanning capabilities and overall performance. Your responsibilities will include: - Integrating CLAMAV 0.103.2 with the existing Postfix mail server (User socket:3310 or 3320) - Configuring RSPAMD to enhance email filtering, focusing particularly on virus and phishing threats - Test emails with infected (eicar) attachments and phishing (within the body of the mail) test I'm looking for someone with a deep understanding of Linux and Postfix, as well as experience in setting up and configuring RSPAMD and CLAMAV. This project requires an individual with the capability to...

    $27 (Avg Bid)
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    I require a Postfix expert to add feature related to enforcing access lists in my current setup. The primary requirements are domain-based and email-address based access lists. The objective is twofold: 1. Block access for specific domains and users 2. Allow access for specific domains and users An ideal candidate would have extensive experience with Postfix configuration and management, particularly with handling access lists. Knowledge of both domain-based and user-based access list configuration is essential, as well as a firm understanding of access control strategies. Please understand that this is a critical issue and require someone capable of delivering a robust solution quickly.

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    Hi Waleed A., Please complete the remaining tasks for the mail , PHP Mail Boxes, Dovecot, Postfix Thank you

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    I need a specialist to install a Linux-based email server tailored for active marketing campaign purposes. With the expected account creation being less than 50, the installation must be scalable, reliable, and secure and should facilitate mass mail dispatch without any hassles. - Requirements: - Proficiency with Linux server environments - Experience in setting up email servers (Postfix, Sendmail, etc.) - Understanding of email marketing requirements - Expertise in SMTP, IMAP/POP protocols - Knowledge of mail deliverability best practices - Ability to implement security measures (SPF, DKIM, DMARC) - MailWizz - Ideal Candidate: - Previous successful email server installations - Familiarity with sending limits and avoiding blacklists - Experience in handling sm...

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    ...experienced professional to configure a reliable mail server for my business operations, ensuring efficient email management and secure communications. My requirement is specific: - Configure Postfix, Dovecot, and MySQL for robust mail server operations. - Support for IMAP, SMTP and POP3 protocols. - Implement anti-spam measures to maintain high deliverability and trust. - Integrate whitelist functionalities to ensure important communications are never missed. - Domain details and VPS information would be shared Ideal Candidate Should Possess: - Proven experience setting up and configuring Postfix, Dovecot, and MySQL. - Success in deploying anti-spam solutions and understanding of whitelist management. - Strong problem-solving skills and attention to detail. Please bid...

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    I am looking for someone who can configure/troubleshoot postfix mail for gmail as postfix already configured for organisation . Its for our organization but not working for gmail . Need who has worked on this kind of issue .

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    I'm seeking a skilled Linux Server administrator to migrate my PHP/MySQL website. Your tasks would cover: - Setup of production and development environment from scratch - Recommendations on all aspects. - Load Balancer configuration - Server Mirroring - Configuration- Setting up Apache/Nginx, MySQL/PostgreSQL, and Postfix/Dovecot services. - Security: Implementing best practices to protect the server from potential threats. - Optimization: Enhancing server performance for optimal operation. Ideal qualifications include: - Proficiency in Linux (CentOS) administration. - Experience configuring web, database, and mail servers. - Strong understanding of server security measures. - Ability to optimize server performance. I'm looking forward to a secure, efficient server set...

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    ...interface (already available) that interacts seamlessly with Postfix. The main focus of this project will be to add, modify, and remove mailboxes in an efficient and user-friendly manner. Primary functionalities I am looking for: - Mailbox Management: - Mail forwarding - Giving users the option to forward incoming mail conveniently. - Spam filtering - Implementing a spam filtration feature to identify and isolate unwanted mail, - Send/receive mail - Create an organized inbox to send and receive messages. By leveraging the Linux operating system, this PHP interface should bring increased efficiency and user satisfaction when managing Postfix mailboxes. The perfect candidate for this job is knowledgeable about PHP, Linux, and Postfix, with previous experi...

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    postfix customization like agreed

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    I'm facing constant issues while sending emails; thus, I need an expert to rectify ongoing authentication errors with my Roundcube SMTP setup. Your tasks will include: - Implementing spam and virus filtering - Ensuring my system maintains a secure connection and encrypts all data - Fixing issues related with Postfix and Dovecot Ideal Experience and Skills: - Extensive knowledge on SMTP setups and Roundcube - Experienced in handling Postfix and Dovecot issues - Familiar with email system security: encryption, secure connections, spam and virus filtering The final goal is to have a functional RoundCube SMTP system without any authentication errors, particularly when sending emails. Please note no credentials are shared, but access available over AnyDesk

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    I am looking for a freelancer who can help me configure a mail server on my Ubuntu system. I prefer to use Postfix as the mail server software. Additionally, I would like a web-based email client(Roundcube) installed as well. For the security measures, I require standard security measures for my mail server. Please note that I have several domains. I want to create an email panel for each one on the same server, enabling them to send and receive emails. For example: support[@] payment[@] support[@] ,... Important: We need a bash file to install and configuration all things is need for config mail server and webclient(Roundcube) Emails sent should not be identified as spam Get high score in Bash file must have comments for each command

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    Project Description: I am in need of a single command (and or) script that will allow me to sync/backup PostFix email server for all users using the DoveADM commands. Both PostFix versions are identical running on ubuntu server 22.04, PostFix mail version = 3.6.4 Dovecot version = 2.3.16. I am specifically looking for assistance with either determining a single command or creating the single command script. (I prefer to have the sync/backup work in one direction. command run on backup, with the primary being remote, making changes to the backup) Testing that your command (and/or) script works must be done on your system. Ideal Skills and Experience: - Strong knowledge of DoveADM and PostFix - Experience with Linux operating system - Proficient in scriptin...

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    I am looking for a freelancer who can help me configure a mail server on my Ubuntu system. I prefer to use Postfix as the mail server software. Additionally, I would like a web-based email client(Roundcube) installed as well. For the security measures, I require standard security measures for my mail server. Important: We need a bash file to install and configuration all things is need for config mail server and webclient(Roundcube) Emails sent should not be identified as spam Get high score in Bash file must have comments for each command Skills and Experience: - Experience in configuring mail servers on Ubuntu, specifically with Postfix - Knowledge of web-based email clients and their installation(Roundcube) - Understanding of standard security measures for mail ser...

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    Project Description: Fix aapanel mail server to resolve email sending issues - I am currently using the Postfix email server - The issue with my email server is that it is not sending emails - I'm not sure if there are any error messages when trying to send emails Skills and experience required for this project: - Strong knowledge and experience with Postfix email server configuration and troubleshooting - Familiarity with aapanel and its integration with Postfix - Ability to diagnose and resolve email sending issues - Attention to detail to identify any potential error messages or configuration issues - Excellent communication skills to provide updates and collaborate effectively with the client.

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    The task is simple: I have a server and the server has already been set up with CentOs7. 1. I need you to point my domain name to the server to get it propagated and provide cpanel access logins for the developer to upload files and manage files. 2. Install and configure SMTP Server Software such as Postfix, Exim or Sendmail on our VPS. You need to ensure smtp is delivering and working perfectly so that users can create accounts on the website and receive notification by email.

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    ...a *Spanish speaking* freelancer with intermediate expertise in DevOps, Kubernetes, and Linux to assist me with setting up a Kubernetes cluster. The specific tasks for this project include: - Setting up a Kubernetes cluster - Managing containerized applications - Troubleshooting and debugging any issues that may arise -Knowledge Gitlab and Terraform We require the migration of certain Postfix servers from on-premises infrastructure to the IBM Cloud platform. The ideal candidate should have intermediate level expertise in DevOps, Kubernetes, and Linux. They should be able to work independently and have experience with setting up Kubernetes clusters. Spanish is required. This project has an immediate timeline, and I expect the freelancer to complete the tasks with...

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    ...Skills and Experience: - Proficient in bash scripting and server administration - Experience with setting up email servers, especially using Postfix, DevCot - Familiarity with Ubuntu or CentOS 8 operating systems Project Requirements: 1. Email Server Setup: - Set up an email server using Postfix, dovcot, etc with IMAP, POP3, SMTP. - Configure the server to handle multiple email accounts. 2. Custom Folder Creation: - Create specific custom folders as requested by the client. - Ensure that the script can create these folders upon server setup. (Image Attached) Please note that the client has already specified the preferred email server software (Postfix) and the need for the script to handle multiple email accounts. Based on user Input of Domain Name, Domain Use...

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    Hi, I am running a Postfix server along with 2 DNS servers. I had to change the the IP address of mail server. After changing the IP I got DNS entry updated including SPF. Everything is working fine but when I send a mail to yahoo it's going to spam and it shows "dkim=unknown". So this need to be resolved.

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    fedora server have postfix mail server which uses mail relay server to send email but Gmail are not going . Need expert who can deliver it . [Removed by Administration; Terms and Conditions : 13. Communication With Other Users]

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    I am looking for a freelancer who can help me fix the mail server on my AWS Ubuntu (Postfix) to allow me to send emails. Specific requirements for the project include: - Fixing the issue that is preventing me from sending emails. - Troubleshooting and identifying the root cause of the problem. - Implementing the necessary changes or configurations to ensure the mail server is functioning properly. - Testing the mail server to confirm that it is now able to send emails successfully. - test it with a python script that i have Ideal skills and experience for the job: - Strong knowledge and experience with Ubuntu and Postfix. - Expertise in troubleshooting and resolving mail server issues. - Familiarity with email protocols and configurations. - Attention to detail and abili...

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    Hi Saira Arif M., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

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    I am looking for an experienced freelancer who can help me install Sendmail, Postfix, Power MTA (PMTA), and Roundcube Webmail on my CentOS VPS. The installation needs to be secure and optimized. I have root access to my VPS. Skills and Experience: - Experience with VPS administration and installation of mail servers - Proficiency in CentOS and Linux operating systems - Knowledge of Sendmail, Postfix, Power MTA (PMTA), and Roundcube Webmail - Familiarity with securing and optimizing server installations

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    Complete the Visual C++ 2022/C++ 23 console application project that implements the Expression Evaluator base code (provided) that reads integers and outputs the result. On the existing code base, you must implement the infix to postfix algorithm (Shunting yard algorithm by Edsger Dijkstra), then implement a postfix to result algorithm (Postfix algorithm).

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    I am looking for an email marketing EXPERT who has at least 5-6 years of revenue generating email marketing experience. I'm currently using MailWizz & PostFix to send mass emails with Clean IP, Old Domain, DKIM, SPF, DMARC all verified. Emails to GMAIL/YAHOO/AOL are going to spam whereas Emails to domain specific email ids are hitting the inbox. I need an expert on a monthly basis, that means, his task is to ensure Gmail inbox delivery throughout the month for all the campaigns. He should be able to fix the issue within 1-2 hours of issue arising. Payment will be released in 4 parts, every week, upon successfull support received. If you have a solid understanding of email marketing and are confident in your ability to manage gmail inbox delivery, I would love to hear fr...

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    ...Linux VPS. This is a regular and ongoing work and not one time. The ideal candidate should have knowledge and experience with the following: Operating System: - Linux SMTP Server Software: - Postfix Responsibilities: - Install and configure Postfix SMTP server on a Linux VPS - Ensure proper functionality and connectivity of the SMTP server - Optimize server settings for better performance and deliverability - Provide documentation and instructions for future maintenance and troubleshooting Skills and Experience: - Strong knowledge of Linux operating system - Experience in installing and configuring Postfix SMTP server - Familiarity with networking and server administration - Ability to troubleshoot and resolve any issues that may arise during the installation pr...

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    Hello I want to Build a spamfilter with rspamd and postfix

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    ...issue over OpenVPN on my server. Specifically, I am experiencing an SSL connection issue with postfix / dovecot. The server has postfix/dovecot/openvpn servers running the connection to the server via vpn works and the mail services work as well. However, if a client vpn connects over its internal ip to the mail services, it fails on the ssl. example: # openssl s_client -connect 10.x.x.1:465 407798E1E57F0000:error:8000006E:system library:BIO_connect:Connection timed out:crypto/bio/bio_sock2.c:114:calling connect() 407798E1E57F0000:error:10000067:BIO routines:BIO_connect:connect error:crypto/bio/bio_sock2.c:116: connect:errno=110 Skills and experience required: - Strong knowledge of postfix and dovecot - Experience troubleshooting and resolving SSL connection...

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    I am looking for a freelancer who can help me configure a mail server on my Ubuntu system. I prefer to use Postfix as the mail server software. Additionally, I would like a web-based email client installed as well. For the security measures, I require standard security measures for my mail server. Important: We need a bash file to install and configuration all things is need for config mail server and webclient Emails sent should not be identified as spam Get high score in Bash file must have comments for each command Skills and Experience: - Experience in configuring mail servers on Ubuntu, specifically with Postfix - Knowledge of web-based email clients and their installation - Understanding of standard security measures for mail servers

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    I am looking for a freelancer who can enable SMTP on my CWP Linux server. Here are the project requirements and ideal skills/experience for the job: Requirements: - Root access to the CWP Linux server - Installation of Postfix as the SMTP server software - Specific requirements or configurations for the SMTP server Ideal Skills/Experience: - Linux server administration - Experience with SMTP server installation and configuration, specifically Postfix If you have the necessary skills and experience, please bid on this project.

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    As a freelancer, I'm looking for someone to develop a MIPS assembly language that will take infix expression as an input (for example, ((5-1) + 3)) and will convert it to postfix expression, while also including the parenthesis. Additionally, the code must be able to evaluate the postfix expression, while displaying the result, such as handling both integer and floating point numbers. If you're confident you can fulfill these requirements, I would be very grateful for your help!

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    This is a very simple project for a good coder who knows what they are doing: Video walk through: Step 1: Google Maps Search 1, Have initial input screen for inputting the post code searches (eg: cm1 1, cm1 2,) and the keywords (examples of these will postfix the keyword search for step 3) 2, Open google maps 3, Type one of the keywords at a time in the search bar and post affix each post code) (keyword list to be done ONE at a time : hall school village hall sports hall dance hall College University Church hall Scout hut Leisure Center Club hall 4, Visit each result and scrape ALL the results that are produced, and get the following data: Location Name Keyword Post Code Address

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    ...ongoing project, as I will need regular maintenance and support for my email service. Skills and experience required: - Strong knowledge and experience in setting up SMTP servers on Linux VPS - Familiarity with various SMTP server software, such as Postfix, Sendmail, and Exim - Ability to configure and optimize the server for maximum performance and security - Experience in setting up multiple email accounts (1-5) and managing them efficiently Key tasks for this project include: - Installing and configuring the chosen SMTP server software (Postfix, Sendmail, or Exim) - Setting up email accounts for my clients, ensuring proper authentication and security measures - Ensuring the server is properly configured to send and receive emails smoothly - Regularly monitoring and ma...

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    Hello, I trying to configure autoresponder manage from Roundcube (users) and Postfixadmin (admin) based on mysql, not by sieve filters. I have working test server, I need help with configure autoresponder function

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    ...-this domain is not blacklisted. - Add custom dns nameserver ( will provide later, will provide later) - Active SSL with autorenew cronjon - Configure a domain (domainname will provide later) a record to (ip will provide later) ************** Email hosting: - Enable/Configure email smtp hosting - Setting up an SPF Record. - Installing and Setting up OpenDKIM with Postfix and Publishing the DKIM Record to DNS! - Enable/Configure SPAMASSASSIN - Enable/Configure EMAIL POLICY SERVER ***************** Security: - Enable/Configure firewall, - Enable/Configure ModSecurity - Enable/Configure CSF - Enable/Configure (ModSec) ***************** Add new site: DNS - Fetching dns zone automaticly for new add domains in ceyberpanel. - Be able to edit dns zone in cyberpanel

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    I'm looking for an experienced freelancer to help with a project to install certificates on our postfix/dovecot server. The server runs Linux and I already have the certificates, but I do need assistance with configuring the mail server after the certificates are installed. If you have the skills and experience to competently complete this project, I’d love to hear from you. Thanks!

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    I am looking for a skilled developer to create a WordPress plugin that will act as an IMAP/POP3 client. The plugin should be compatible with the postfix email service provider. Features and Functionalities: - As the client, I am open to suggestions on specific features and functionalities for the plugin. - I am looking for guidance on the best approach to take for this project. Timeline: - I have a tight deadline and require the project to be completed in less than a month. Ideal Skills and Experience: - Strong experience in WordPress plugin development - Familiarity with IMAP/POP3 protocols and email service providers - Ability to provide suggestions and guidance for the project If you are a skilled developer with the necessary experience and can work within the given timel...

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    I have inherited a postfix server which I'm currently trying to understand. At the moment I can't get emails to leave our mautic server despite the fact it says 'send success' and at some point emails did leave the server (I have some in my gmail inbox). I seem to have found the user accounts in virtual_users table on a mysql database but at the moment the config file for the virtual alias's seems to point to a different empty table. I'm trying to figure out if it's simply badly configured because at there is also a virtual_users table which has all the users I understood to exist. I also see a number of warnings in the /var/log/ i'd like to sort out if possible. Lastly it looks like our certificate has expired on the server so would ...

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    I am looking for a skilled PHP developer to create a script that can add user accounts to our Linux-based postfix email server. The ideal candidate will have experience working with Linux servers and be familiar with the postfix email system. The script should include user authentication features, with a preference for username and password authentication. Additionally, the script should have capabilities for logging and error handling. If you have experience with PHP development and a strong understanding of Linux and postfix, please submit your proposal. Thank you! Also the script should be able to add new clients to the postfix server. This is the main requirement.

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    Project Duration: Within 2-3 Hours Project Budget: $40 Project Type: Ubuntu Linux Server Optimization Project Level: Expert Project Overview: We have two issues we would like fixed: 1) We have notice that our server drops and restarts 3-5 times a day. We would like the cause discovered and fixed 2) There seems to be an issue sending email via postfix on the server. We would like this fixed. You will be required to produce a short text file/report detailing each change you have made and why. 5* FEEDBACK WILL BE LEFT FOR YOU

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