System Administrator Mikrotik ubuntu VPN Zabbix Linux\UNIX vmware bash ansible Proxmox
Yevgeny

Yevgeny

Ukraine Plus

System & Network Administration · Software & Server Configuration

648 0
5.0
3 792
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My Skills and Experience I specialize in and work with various operating systems: Debian Ubuntu RHEL CentOS FreeBSD Windows I work with server hardware: IBM HP ProLiant Dell PowerEdge Supermicro I know how the following software should work: Web: Apache, Nginx, Lighttpd, OpenLiteSpeed Mail: Exim, Postfix, Dovecot FTP: ProFTPd, vsftpd, PureFTPd DNS: BIND, PowerDNS DHCP Gateway: NAT, traffic shaping Proxy: Squid Directory: LDAP AAA: FreeRADIUS VPN: IPsec-based, OpenVPN, PPTP, L2TP TFTP NTP Syslog TLS/SSL SNMP Virtualization: KVM, Xen, VMware ESX, OpenVZ, Proxmox Backup and Restore: RSYNC…
Configuration of the mail server
11 USD
2 162
Configuration of the mail server
System & Network Administration
Settings of the mail servers of Zimbra, iRedMail Implementation of DKIM Settings for DMARK Configuration of the PTR reverse zones The Post Cluster Protection from spam Removing IP addresses from all spam bases
Install/Settings Abills for a provider in Poland
223 USD
1 716
Install/Settings Abills for a provider in Poland
System & Network Administration
Installation of the billing system from zero Service of the network Connecting new devices Monitoring of availability Setup of BDCOM and other equipment Setup PPPoE based on Microtik (Mikrotik NAS) equipment
Andrii

Andrii

Ukraine

System & Network Administration · Windows

14 0
438
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Updating the WiFi network of a small business.
893 USD
421
Updating the WiFi network of a small business.
System & Network Administration
A small business network when switching the WiFi network to authentication using the 802.1X protocol, Radius, Cisco 3504 controller and Cisco AIR-CAP3702I access points.
The HSRP
433
The HSRP
System & Network Administration
The implementation of HSRP in a small enterprise network, with the balance of load between the VLAN
The HSRP
276
The HSRP
System & Network Administration
HSRP implementation in a small enterprise network using HP and Cisco equipment
Yevhenii Meduha

Yevhenii Meduha

Ukraine

Python · System & Network Administration

15 0
5.0
233
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The main work
514
The main work
System & Network Administration
Currently, it is a basic and profile robot, the system is distributed and written in several languages. I work in DevOps and support the CDN structure for video content delivery. The essence of the project: IPTV and OTT television (i.e. providing the…
Albert Saaev

Albert Saaev

Turkey Plus

System & Network Administration · Cybersecurity & Data Protection

4 0
318
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Your Reliable IT Specialist Why Choose Me? ✓ Flexible Pricing Approach: The cost of services is open for discussion and tailored to the complexity and volume of work. Let's find a mutually satisfying solution. ✓ Diverse Experience: With over 10 years in IT infrastructure administration and support, from small to large projects, I guarantee efficiency and security for your system. ✓ Key Skills: Network Administration: Managing local networks, VPN, remote access, surveillance systems, security systems. Server Management: Experienced with Windows Server (2000, 2003, 2008), AD, DNS, DHCP, as well…
Hosting company. Project Manager. Project automation.
135
Hosting company. Project Manager. Project automation.
System & Network Administration
I work as a project manager and lead the abuse department at UltaHost – a leading web hosting provider. As part of my job, I initiated the implementation of AI solutions for automating the processing of complaints and internal processes, which…
IT Director (IT outsourcing)
343
IT Director (IT outsourcing)
System & Network Administration
He worked in the company as a system administrator.Management of the computer network of the company.My duties included the following: - Support the performance of computer equipment (working stations of different manufacturers (samosbor), servers…
The IPS Technology
363
The IPS Technology
System & Network Administration
The company literally technically raised from zero. Number of system administrators Selection of server equipment for payment systems Terminals for Payment. - CISCO ASA 5315 equipment and remote operators in another country He conducted all…
Experience with distant customers: AeroIdea
313
Experience with distant customers: AeroIdea
System & Network Administration
5 servers and 1 battle (basic) server. 6 servers on service The company is engaged in the development of large projects on the Russian CIS market. Such as Sberbank, AlphaBank, Gazprom, Euroset, Megaphone, etc. A large state of developers operates…
Denis Bayush

Denis Bayush

Ukraine

DevOps · System & Network Administration

16 0
322
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Laboratory work on computer networks
9 USD
1 356
Laboratory work on computer networks
System & Network Administration
Laboratory work on computer networks with a detailed description.
The Cisco Packet Tracer
6 USD
2 329
The Cisco Packet Tracer
System & Network Administration
"Computer network modeling using Cisco Packet" Install vlan, DHCP server, static and dynamic RIP routing, switching between multiple devices.
Design of the local network
1 985
Design of the local network
System & Network Administration
Design of a local network for small enterprises 3 vlan, DHCP-server, WEB-server, firewall
Diploma work
755
Diploma work
System & Network Administration
Implementation of the practical part in the Cisco packet tracer network simulator (3 vlan, DHCP server, WEB server, firewall)
Oleksandr Berezhnyi

Oleksandr Berezhnyi

Ukraine

Software & Server Configuration · System & Network Administration

0 0
216
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AsterNIC CDR Reports Setup for Call Monitoring
245
AsterNIC CDR Reports Setup for Call Monitoring
System & Network Administration
Implemented and configured AsterNIC CDR Reports for collecting, storing, and analyzing VoIP CDR logs. Connected to SIP equipment, automated report generation, and visualized data to monitor call quality and traffic patterns. Improved transparency of…
Asternic Call Center Stats Module Setup on Asterisk + FreePBX
249
Asternic Call Center Stats Module Setup on Asterisk + FreePBX
System & Network Administration
Implemented and configured the Asternic Call Center Stats module on Asterisk + FreePBX to monitor call center operations, queues, and agents. Set up data collection and visualization of call statistics, analyzed agent workload and call handling…
Grandstream IP Phones Setup
201
Grandstream IP Phones Setup
System & Network Administration
Configured Grandstream IP phones for the corporate network. Set up SIP accounts, internal extensions, and voice menus. Configured call features, call forwarding, conferencing, and integrated the phones with the FreePBX system. Ensured stable…
FOP2 Supervisor Panel Setup on Asterisk + FreePBX
291
FOP2 Supervisor Panel Setup on Asterisk + FreePBX
System & Network Administration
Implemented and configured the FOP2 Supervisor Panel module on Asterisk + FreePBX for real-time monitoring of call center agents and call management. Enabled display of line and agent status, queue management, call control, and integration with…
Server and Event Monitoring with Zabbix
183
Server and Event Monitoring with Zabbix
System & Network Administration
Deployed a Zabbix monitoring system for the company’s server infrastructure. Configured collection of CPU, memory, disk, and network metrics, as well as monitoring of critical services and applications. Set up triggers and notifications for rapid…
Oleksandr Meleshchuk

Oleksandr Meleshchuk

Ukraine

System & Network Administration · DevOps

0 0
184
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- Development, design, maintenance of the computer networks, computer equipment, network services, improvement and analysis of existing network, server, and service infrastructure; - Users’ technical and software support; - Setting up and maintaining Microsoft based operation systems WinXX, Windows Server 20XX; - Setting up and maintaining Linux based operation systems Debian, Ubuntu, CentOS, and Unix-like FreeBSD; - Administration of the: MTA(Dovecot, Postfix, Exim4, MS Exchange Server), FTP, SQL(MS SQL, MySQL, PostgreSQL, MongoDB), LAMP(Apache, Nginx, PHP), HAProxy, DNS, DHCP, NPS, DFS,…
Vitalii

Vitalii

Ukraine

DevOps · System & Network Administration

0 0
199
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- I am a System Engineer with more than 20 years of extensive experience in systems design, administration, support including 5 years working as a DevOps Engineer. - My expertise encompasses effective planning, design, installation, configuration, maintenance, and optimization of IT systems for achieving high availability and performance. - I am skilled in working with cloud computing platforms such as Amazon Web Services, creating and configuring the infrastructure using IaC tools, and working with CI/CD process and source control tools. - Additionally, I have experience as a Chief Technology…