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  • Hire ast3r1sk
    4.9
    27 reviews $45 USD per hour
    Technical skills: -Asterisk custom solutions -Support and installation asterisk based PBX'es: FreePBX, Elastix, PBXinFlash, GoAutoDial and so on. - Experience in maintaining local area network (about 100 PC), VoIP network (over 20 Asterisk servers, more than 100 geographically dispersed telephone adapters heavy loaded...
    Technical skills: -Asterisk custom solutions -Support and installation asterisk based PBX'es: FreePBX, Elastix, PBXinFlash, GoAutoDial and so on. - Experience in maintaining local area network (about 100 PC), VoIP network (over 20 Asterisk servers, more than 100 geographically dispersed telephone adapters heavy loaded asterisk server - 1000 concurrent connections). - Set up Apache, PHP, MySQL, Asterisk, IPtables, nagios, zabbix, DHCP, TFTP, RAID, SoftRAID, FTP, RADIUS, RSA (LanBilling) - Skills shell (bash) programming. - Experience in developing and implementing solutions for the taxi service using AMI. - Experience in equipment setup: Linksys, Addpac, Adtran, Digium, Openvox, AllVoip, Cisco, Polycom, Drytek, Grandstream, Zyxel, Planet, Patton SmartNode, Nateks, KIRK (DECT), GOIP and others. less
  • Hire abusayed2004
    6.1
    47 reviews $30 USD per hour
    Work 9 years on server security, cloud, AWS, OpenStack, VoIP, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, OpenStack, Mysql Red hat, Python, PHP scriptwriter for IVR and AGI implementation on asterisk, have a good team for support and further development. Puppy Linux...
    Work 9 years on server security, cloud, AWS, OpenStack, VoIP, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, OpenStack, Mysql Red hat, Python, PHP scriptwriter for IVR and AGI implementation on asterisk, have a good team for support and further development. Puppy Linux customization. • Linux - Hosting Systems Administration & Monitoring • Devops • Services Optimization • Security Hardening • VoIP, Asterisk, SMS, Dongle, FreePBX install configure, maintain • Infrastructure Planning • Disaster Recovery • Shell Scripting • Capacity planning, application delivery planning • Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP IGRP, MPLS • SAN Troubleshoot • Glusterfs, CEPH • NFS, SMB, ISCSI, SMTP • Linux performance tuning • MySQL, Oracle DB performance tuning • Laravel web application development • Web Security, Web benchmark, best practice • IPTV, Live streaming, VOD, FFmpeg • Raspberry Pi less
  • Hire FranMercedesG
    5.0
    38 reviews $40 USD per hour
    ● Linux/Unix System Administration - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache, Tomcat, and Nginx. Database: MySQL, Postgres, MongoDB Cache & Proxy: Squid, Nginx, and Lusca. Mail Server: Postfix, Sendmail, IredMail, Qmail, and...
    ● Linux/Unix System Administration - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache, Tomcat, and Nginx. Database: MySQL, Postgres, MongoDB Cache & Proxy: Squid, Nginx, and Lusca. Mail Server: Postfix, Sendmail, IredMail, Qmail, and Zimbra. Automation: Ansible. Network Services: DNS, NTP, VPN, and DHCP. Identity Authentication: OpenLDAP, and FreeIPA. Security: IPtables, Firewalld, SELINUX Monitoring: Nagios, Zabbix, and Cacti. ● Virtualization and Cloud Computing KVM: Proxmox, RHEV, and OVIRT VMware: VSphere 5.x, VSphere 6.x ClOUD: OpenStack Hyper-V ● Networking and Security Firewalls, Routers, Load Balancers: MikroTik, VyOS, Zeroshell, and PFsense. VPN: Management and configure Site-to-Site/VPN-as-Service (L2TP-PPTP/OVPN) ● VoIP Asterisk / Elastix / FreePBX / Issabel Hosted PBX Solutions. Asterisk Security Call Center Solutions (Vicidial,Goautodial). Custom Asterisk Development (PHPAGI,Bash Scripting). less
  • Hire dailas
    5.5
    60 reviews $25 USD per hour
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk...
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential less
  • Hire Erewin
    5.3
    23 reviews $30 USD per hour
    Hello. Most of my work is support current voip system. We have now many of them. Wholesale, PBX does not matter. Ask me for help. My main benefits is whole knowledge from unix to softphone. I have been working with VOIP since 2004. In every code i try to find logic. So, after many years i got many schemes to...
    Hello. Most of my work is support current voip system. We have now many of them. Wholesale, PBX does not matter. Ask me for help. My main benefits is whole knowledge from unix to softphone. I have been working with VOIP since 2004. In every code i try to find logic. So, after many years i got many schemes to realize any features. Most used software in my work are: Unix, Python, Django, PHP, Opensips, Kamailio, MySql, Postgres. less
  • Hire octopus823
    3.4
    3 reviews $35 USD per hour
    "There are many elephants in the field, but only one leads " I am a director of a software development team trying to be the first class in world. My team have worked FULL time here and done the best to provide our clients with the best products. By my team, over 500 apps have been designed , developed and...
    "There are many elephants in the field, but only one leads " I am a director of a software development team trying to be the first class in world. My team have worked FULL time here and done the best to provide our clients with the best products. By my team, over 500 apps have been designed , developed and delivered to the clients on this site so far. My mission is to provide tomorrow's solutions today, and to maximize customer satisfaction through innovative idea and app with the best quality. My team can provide you with the following apps: - Android and iPhone Apps - Websites and it's Hosting - Linux, MAC OS X, Windows based System applications - Application Software(c,c++,Qt) for all purposes less
  • Hire nasirbest
    5.8
    12 reviews $30 USD per hour
    ICTInnovations is a software company having specialization in Telecommunication Industry. ICT Innovations is a team of innovative, positive, objective, highly qualified and research oriented professionals having in depth knowledge of broad spectrum of Information and Communication Technologies (ICTs) with extensive...
    ICTInnovations is a software company having specialization in Telecommunication Industry. ICT Innovations is a team of innovative, positive, objective, highly qualified and research oriented professionals having in depth knowledge of broad spectrum of Information and Communication Technologies (ICTs) with extensive experience in open source Softwares, LAMP Development, Linux platforms, TCP/IP Networking and VOIP Communication Systems. less
  • Hire vinskendaj
    3.5
    14 reviews $27 USD per hour
    MSc Degree in Computer Sciences. 9+ years hands on experience in network designing, implementation, optimization, integration, security, and troubleshooting. I've experience on hands , on well known tech as: -Cisco, Juniper, Mikrotik,TP-link, Ubiquiti,Sonicwall,Palo Alto , Netgear, Dell, HP, Alcatel. -VMware, vcenter...
    MSc Degree in Computer Sciences. 9+ years hands on experience in network designing, implementation, optimization, integration, security, and troubleshooting. I've experience on hands , on well known tech as: -Cisco, Juniper, Mikrotik,TP-link, Ubiquiti,Sonicwall,Palo Alto , Netgear, Dell, HP, Alcatel. -VMware, vcenter 5.x/6.x -Xenfarms virtualizations.Xen Desktop and XenApps,Citrix. -Windows 2k3/2k8R2/2k12r2/2k16 -Linux servers : centos/debian/SUSE. -Proxmox/ Clonezilla/ Paragon / Acronis -Telephony systems based on Asterisk/Grandstream/Mitel/Alcatel/PBX -SNMP monitoring : Observium/Librenms/Cacti/Nagios. -Call Centers calling systems : Goautodial/Vicidial/OSdial//Issabel PBX/Freepbx -integrations: SugarCRM / Suite CRM /V-Tiger -Zimbra/OwnCloud/Nextcloud integration Collabora online -Roundcube, squiremail etc -OVH server / Hetzener server -SSL / EV-SSL installation /OpenSSL -ProxySQL/Mysql/MariaDB/ Percona -Security Advisor My goal is to resolve client issues and deliver quality. less
  • Hire androbbmidlet
    3.1
    1 review $7 USD per hour
    I work in creating mobile native and web applications for android , total 10 year of experience and now have started freelancing full time. High points of my deliveries : * Customer satisfaction,. * Communication * Quality product with in depth testing . * Free support for any issue for reasonable timelines.
    I work in creating mobile native and web applications for android , total 10 year of experience and now have started freelancing full time. High points of my deliveries : * Customer satisfaction,. * Communication * Quality product with in depth testing . * Free support for any issue for reasonable timelines. less
  • Hire YuKai7777
    3.0
    1 review $50 USD per hour
    Thanks for visiting my profile. I have full experiences with Mobile & Web development over 5+ years. I am able to deliver the best quality work's result in time you hope based on clear understanding of requirements. ✵ Full-time Communication and Working. ✵ My Master fields ✓ Top skill - Blockchain, NFC, WebRTC,...
    Thanks for visiting my profile. I have full experiences with Mobile & Web development over 5+ years. I am able to deliver the best quality work's result in time you hope based on clear understanding of requirements. ✵ Full-time Communication and Working. ✵ My Master fields ✓ Top skill - Blockchain, NFC, WebRTC, Voip, OCR, Image Processing - Ruby on Rails, ASP, JSP, Spring Boot - React+Apollo+GraphQL -- Rails, Electron - React Native, MEAN.io ✓ Mobile - Native App : Swift/Objective-C & JAVA - Hybrid App : Kotlin/Flutter/NativeScript & Ionic/PhoneGap/Xamarin ✓ Frontend - React.js, Angular.js, Vue.js - Bootstrap 4, Html5, CSS3, jQuery+Ajax ✓ Backend - PHP, Node.js, GoLang - MySQL, PostgreSQL, MSSQL, MongoDB, Oracle ✓ Framework - Laravel, Codeigniter, Symfony, CakePHP, Yii - Express.js, Socket.io, Meteor.js - Django, Flask - WooCommerce, Prestashop, Shopify ✓ Cloud Server - AWS, Google Cloud, All VPS Servers ... Kindly regards. less

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