Asterisk PBX Developers para contratar
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Freelancers patrocinados
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I have 15 years of experience in Linux server management which includes Security, and Optimization. I can handle installation of applications on Linux. I do web hosting and support, Website migration My areas of expertise are: Virtule OS systems: VMware, Xen Application/Web Servers: Apache, Nginx, FTP, Mysql,...I have 15 years of experience in Linux server management which includes Security, and Optimization. I can handle installation of applications on Linux. I do web hosting and support, Website migration My areas of expertise are: Virtule OS systems: VMware, Xen Application/Web Servers: Apache, Nginx, FTP, Mysql, PowerDNS, Bind,Cache servers Mail Servers: Postfix, exim, sentmail, zimbra, iredmail, Qmail Security Matter: Pfsense, IPtables, Honeypot, IPSEC, AI firewalls, Test of systems for Dark holes , proxy TECHNICAL SKILLS OS systems: Linux Protocols: TCP/IP, IMAP, FTP, DHCP, HTTP, SMTP, POP/3 Big enterprise setup, Nodes/loadbalance for end clients there can take all from 6.2m connects pr min and bigger contact me and let me hear your needs. menos
Contratar peterdegn
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Hello, my friends! There are what i have done in this 2019-2021 year. 2021: ☑ Bootstrap 4 web interface for opensips projects, ☑ Whole Media Sending system. System that can send Millions of Faxes\Audio with reports, 2020: ☑ Ready autodialer based on Issabel in 1 hour with forms and reports. ☑ Ansible script for...Hello, my friends! There are what i have done in this 2019-2021 year. 2021: ☑ Bootstrap 4 web interface for opensips projects, ☑ Whole Media Sending system. System that can send Millions of Faxes\Audio with reports, 2020: ☑ Ready autodialer based on Issabel in 1 hour with forms and reports. ☑ Ansible script for deploy drachtio and simple JS app ☑ Email2Fax gateway ☑ Webrtc client with web frontend based on SIPJS. ☑ Customize Asterisk for License checking. Written on C inside source files. 2019: ☑ Webrtc2sip server with Encrypted RTP ☑ Callback + AMD based on FreePBX ☑ click2call php script for Asterisk based PBXs ☑ deploy opensips server (with web panel) with 200cps\6000 concurrent calls ☑ deploy zabbix monitoring system for voip servers ☑ Increase disk space on VM without power off ☑ Moving VMs between ESXI hosts ☑ Colored fax on Hylafax+ ☑ Raspberry Bluetooth Asterisk voip\gsm gateway, ☑ Voip Push Notification iOS, Android ☑ Bluetooth-Asterisk-GSM Gateway, ☑ SIP Load-Balancers Between, ☑ TLS SIP Implementation, ☑ Freepbx Survey module, ☑ Whitelist Kamailio sip server for millions numbers in db, ☑ AGI -> PAMI scripts convert to make server more faster for wholesale, I am voip developer who loves his job. Be free to ask me any question. menos
Contratar Erewin
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I am passionate about my work and have over 10 years of experience in mobile and game development. I am a firm believer in "you get what you pay for", so I like to go above and beyond for the projects and clients I work with. I have built 100+ websites for my clients all over the world. I am proficient in iOS and...I am passionate about my work and have over 10 years of experience in mobile and game development. I am a firm believer in "you get what you pay for", so I like to go above and beyond for the projects and clients I work with. I have built 100+ websites for my clients all over the world. I am proficient in iOS and Android development as well as backend websites that provide RESTful/JSON data to the application. Also, As an expert in creating cross-platform iOS/Android and native iOS apps. My strong technologies as: * Unity 2D/3D, C# Programming * Phaser 2/3, Javascript * Android development (Kotlin, Java) * Hybrid app development (React Native, Flutter/Dart, ionic 3/4) * iOS development (Swift, Objective-C) * Voice over IP(VoIP), WebRTC * Web development (PHP, Laravel, CI, React.JS, Node.JS) * Google FireBase, MySQL, SQLite * Design patterns: MVC, Clean Swift, VIPER, MVVM/RxSwift * Third-party SDKs: Facebook, PayPal, Stripe, Google Maps menos
Contratar aleksandart450
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avisnevschi avisnevschi
$30 USD / hora
Senior Network Engineer / Deputy Head of NOCMoldova, Republic ofJNCIE-SP #2975, JNCIS-ENT, JNCIS-SEC, JNCIS-DevOps, CCNA R&S, LPI-1. Network Expert with more then10 years of experience in the telecommunications industry. During my career I worked for 2 biggest ISP's in my country and one Tier1 ISP as part of Central Network Support Team(Level 3 Support). Besides of this, I also...JNCIE-SP #2975, JNCIS-ENT, JNCIS-SEC, JNCIS-DevOps, CCNA R&S, LPI-1. Network Expert with more then10 years of experience in the telecommunications industry. During my career I worked for 2 biggest ISP's in my country and one Tier1 ISP as part of Central Network Support Team(Level 3 Support). Besides of this, I also had a lot of other project, which involved network design, configuration,implementation and network automation. I have deep knowledge with Juniper Networks(JunOS), Cisco Systems(IOS, IOS-XR), Huawei Networking(VRP) and Mikrotik(RouterOS) products. During Network Engineer career, I was responsible for all kind of networking tasks, beginning from customer services or device configuration and ending with developing,extension of IP/MPLS network, traffic engineering or other technologies used in big ISP network. Also, usually I was responsible for testing and integration of new technologies in existing network without interruption of services. And the last, but not the least, I was responsible for providing and integration of network automation tools and monitoring systems. Experienced with Juniper routers and switches, MX, EX and SRX. Experienced with Cisco IOS routers and switches, 2900,6500 and 7200 series. Experienced with Cisco IOS-XR routers, especially with ASR9k. Experienced with Huawei and Raisecom PON network devices, OLT/ONT. Experienced with Foundry/Brocade/EdgeCore/Arista switches. Experienced with Ericsson SmartEdge series router. Experienced with Mikrotik routers Experienced with NMS like U2000, Zabbix, Cacti and The Dude. Experienced with automation tools like Ansible and Python scripting. Experienced with Linux Systems - CentOS / Ubuntu Expert knowledge of xSTP, PIM, IS-IS, OSPF, BGP, MPLS, LDP/RSVP, MPLS VPNs(L2/L3/VPLS) etc... menos
Contratar avisnevschi
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Top 1% in the Freelancer.com Community. I am excited to offer 13 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your...Top 1% in the Freelancer.com Community. I am excited to offer 13 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL Server(DB Admin),SharePoint, - Hyper-V, Exchange(All Versions &O365)Azure) - VMWare (ESXi, VCenter) - Citrix (XenApp, XenCenter) - Antivirus(Symantec(SEP),Mcafee(EPO),Kaspersky) - Linux (Ubuntu, CentOS,Debian) - Cloud(MS Azure,AMAZON AWS ,Google GCP,OVH and Digital Ocean) - Storage(Synology,QNAP,FreeNAS,WD,Dell and HP) - VOIP ( Avaya,3CX,Yeastar,XCally,GrandStream & FreePBX) - Firewalls (Fortinet, Sonicwall, Sophos, ASA,WatchGuard&PFSense) - Routers (Cisco, Ubiquiti) - Servers (HP Proliant Servers) & (Dell/EMC Servers) I am happily available anytime using secure remote support or walk you through the steps via Freelancer chat .I am looking to show each client my worth to build a long relationship. Get started by clicking on "Hire Me" menos
Contratar RafimKs
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Experience with using Office products including MS and Openoffice. Have worked with VMware, HyperV and Openstack. Experience with Windows 1.0 - Windows 2019, Ubuntu/Debian/Centos. I don't particularly like OpenSuSE but can work with it. Asterisk administrator for 4 years with experience writing IVR's for Asterisk...Experience with using Office products including MS and Openoffice. Have worked with VMware, HyperV and Openstack. Experience with Windows 1.0 - Windows 2019, Ubuntu/Debian/Centos. I don't particularly like OpenSuSE but can work with it. Asterisk administrator for 4 years with experience writing IVR's for Asterisk based systems including integration to SMS gateway's and Facebook/Messenger. 3CX Advanced certified. menos
Contratar dv8inpp
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Devops Engineer and Expert in designing Secure and Complex wired/wireless networks. Extensive experience in Linux/Windows server configuration, Troubleshooting and security.Devops Engineer and Expert in designing Secure and Complex wired/wireless networks. Extensive experience in Linux/Windows server configuration, Troubleshooting and security. menos
Contratar ciscoterminal
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I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. menos
Contratar AhmedMFakkar
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Hello, i'm an expert IT with more 15 years of experience in IT industry . i'm certified lpi 101, 102 and RHCSA and VCP 5.5 Data Center and MSCA/MSCE from 2003 to 2012 and CCNA and CCNP routing and switching . i offer a very good quality of service /price I can fix any kind of issues on the Linux based server with...Hello, i'm an expert IT with more 15 years of experience in IT industry . i'm certified lpi 101, 102 and RHCSA and VCP 5.5 Data Center and MSCA/MSCE from 2003 to 2012 and CCNA and CCNP routing and switching . i offer a very good quality of service /price I can fix any kind of issues on the Linux based server with or without any Control Panel or windows server menos
Contratar drkamine
