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

Dmitry

Ukraine

System & Network Administration

21 0
891
Go to profile
150 USD
1 018
Internet Channels Summary (WAN/LTE/WiFi/GPS/ADSL)
System & Network Administration
It has developed its TCP/UDP Internet channel summing system that can be installed on almost any device and using 4G/5G modems in addition to wireless or WiFi/ADSL/GPS links. MPTCP technology is used for TCP and VPN tunneling for UDP. Full…
Create a VPN chain (spoke/chain) based on OpenVPN or Wireguard
100 USD
1 080
Create a VPN chain (spoke/chain) based on OpenVPN or Wireguard
System & Network Administration
If you need access to the internet through the home or corporate internet in the absence of a white address from both sides (server and client), you can purchase (form free) #vps server and on its basis build "Spoke" using #VPN services #wireguard or…
Virtualization of Proxmox, OpenVPN, Website and Network Administration
200 USD
1 464
Virtualization of Proxmox, OpenVPN, Website and Network Administration
System & Network Administration
1 . Installing the #Proxmox virtualization environment and optimizing it 2nd Configuration of #firewall based on #PFSense Three Creating #VPN servers based on #openvpn and #ipsec 4 . Settings for #Apache/Nginx and 5. Installation and tuning of…
Roman Pavlovsky

Roman Pavlovsky

Ukraine

Software & Server Configuration · System & Network Administration

23 1
5.0
525
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Senior Linux System Administrator / Infrastructure Engineer Linux • Apache • Nginx • PHP • MySQL • Docker • Proxmox • VPN • VoIP === Senior Linux System Administrator with 15+ years of experience working with Linux servers, networks, VoIP and web infrastructure. Experience supporting high-load web projects, Asterisk/Vicidial, VPN, hosting and corporate systems, call centers, as well as freelance projects for small and medium businesses, setting up comprehensive monitoring, optimizing security through Cloudflare and automating backups, supporting technical documentation. === Key competencies…
Data backup
11 USD
179
Data backup
System & Network Administration
The service includes: - Data backup to cloud storage - Access to your files to view, delete and restore data - Data storage space size from 10 GB to 1000 GB The service does not include: - Integrity check of each backup copy. Control of the…
Zabbix Monitoring System
17 USD
216
Zabbix Monitoring System
System & Network Administration
The service includes: - Installation and initial setup of the monitoring system - Discussion of technical specifications for setting up detailed monitoring - Setup on your server or use of our monitoring system for your services The service…
Video surveillance settings
11 USD
131
Video surveillance settings
System & Network Administration
The service includes: Configuration of DVRs and IP cameras: Dahua Hikvision CoviSecurity Update of firmware of DVRs and IP cameras #hikvision #DAHUA #CoviSecurity #videomonitoring
Denis Bayush

Denis Bayush

Ukraine

DevOps · System & Network Administration

16 0
322
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Laboratory work on computer networks
9 USD
1 361
Laboratory work on computer networks
System & Network Administration
Laboratory work on computer networks with a detailed description.
The Cisco Packet Tracer
6 USD
2 333
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
1 989
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
760
Diploma work
System & Network Administration
Implementation of the practical part in the Cisco packet tracer network simulator (3 vlan, DHCP server, WEB server, firewall)
Serhii Kravchenko

Serhii Kravchenko

Ukraine

Linux & Unix · System & Network Administration

0 0
187
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Senior Infrastructure Engineer / System Administrator (10+ Years of Experience)I design, deploy, and maintain server environments and network infrastructure. I take full ownership of the technical stack: from basic VPS configuration to building secure VPN tunnels and automating daily operations. I work autonomously without the need for micromanagement.Core Competencies:• OS & Servers: Linux (Debian, Ubuntu, CentOS), Windows Server. • Virtualization: Proxmox VE, KVM, Docker. • Networking & Security: Routing (BGP, OSPF), VPN (WireGuard, OpenVPN, IPsec), MikroTik, Firewalls (iptables), DDoS…
Alexander Matyukov

Alexander Matyukov

Netherlands

System & Network Administration · DevOps

0 0
61
Go to profile
import "fmt" func main() { fmt.Println("Hello!") } About me Experienced system administrator and DevOps engineer with a practical approach and a focus on stability, security, and automation. >5 years in IT: from supporting local offices/employees and optimizing infrastructure to building CI/CD and cloud solutions. Worked with Linux (Debian, Arch, Ubuntu), Docker, Nginx, VPN (L3 or L7), WireGuard, Duplicati, Grafana, Prometheus, Kubernetes, PostgreSQL, CIPT, and other tools Programming, markup, and automation languages I use and know: Golang, Python, JS, Yaml, Poweshell, cmd, bash I help…
Yevgeny

Yevgeny

Ukraine Plus

System & Network Administration · Software & Server Configuration

648 0
5.0
3 715
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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
2 171
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
224 USD
1 735
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