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แสดงผล 43 รายการ
  • ว่าจ้าง     Erewin
ว่าจ้าง     Erewin

    Erewin Erewin

    Russian Federation $30 USD / ชม.
    Voip developer
    Russian Federation
    6.8
    68 รีวิว 68 รีวิว $30 USD ต่อชั่วโมง
    Hello, my friends! There are what i have done in this 2019-2021 year. 2021: ☑ Softswitch 4 class based on opensips 3.2 (LCR, Transcoding, Cluster mode) ☑ Opensips - MS TEAMS integration ☑ Bootstrap 4 web interface for opensips projects, ☑ Whole Media Sending system. System that can send Millions of Faxes\Audio with...
    Hello, my friends! There are what i have done in this 2019-2021 year. 2021: ☑ Softswitch 4 class based on opensips 3.2 (LCR, Transcoding, Cluster mode) ☑ Opensips - MS TEAMS integration ☑ 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. ย่อ
  • ว่าจ้าง Erewin
  • ว่าจ้าง     mikalai94
ว่าจ้าง     mikalai94

    mikalai94 mikalai94

    Belarus $50 USD / ชม.
    Senior Web Developer
    Belarus
    5.1
    1 บทวิจารณ์ 1 บทวิจารณ์ $50 USD ต่อชั่วโมง
    As a Senior Web developer, I have gained extensive experience in developing many web and mobile projects over the past 7 years. I am currently developing with a focus on the world's fastest-growing development languages along with the previous development languages. ---Main Skills--- - PHP || Laravel ||...
    As a Senior Web developer, I have gained extensive experience in developing many web and mobile projects over the past 7 years. I am currently developing with a focus on the world's fastest-growing development languages along with the previous development languages. ---Main Skills--- - PHP || Laravel || CodeIgniter - WordPress || Shopify ( App development, Dropshipping) - Betting || Gambling Website Development - C || C++ || QT - ASP.NET || C# (.Net Core, EF, Azure, Razor, DTO, API) - Python ( Scrapy, Django, Selenium) - VueJS ( Vuex, Vutify, NuxtJS) - CRM ( Suite, Zoho) - VOIP ( Asterisk, SIP, FreePBX, Linphone, Softswitch) - React Native || Flutter - Dropshipping (Amazon FBA, Ebay) My goal is time and quality, to best satisfy customer needs. Let's begin the glorious journey of working with you. ย่อ
  • ว่าจ้าง mikalai94
  • ว่าจ้าง     ndakena
ว่าจ้าง     ndakena

    ndakena ndakena

    Cameroon $5 USD / ชม.
    Cloud developer/Administrator | VoIP expert
    Cameroon
    2.9
    3 รีวิว 3 รีวิว $5 USD ต่อชั่วโมง
    Bertrand Ndakena has a M.A. in Telecoms/IT. He is a Udacity certified cloud developer and self-taught cloud administrator. Passionate about cloud developments/operations. Also interested in AI/ML and Data Science. Has extensive experience setting up cloud solutions(both open source and proprietary) and VOIP(including...
    Bertrand Ndakena has a M.A. in Telecoms/IT. He is a Udacity certified cloud developer and self-taught cloud administrator. Passionate about cloud developments/operations. Also interested in AI/ML and Data Science. Has extensive experience setting up cloud solutions(both open source and proprietary) and VOIP(including SIP-based) solutions. ย่อ
  • ว่าจ้าง ndakena
  • ว่าจ้าง     bindmission
ว่าจ้าง     bindmission

    bindmission bindmission

    India $40 USD / ชม.
    ⭐Linux⭐Blockchain Expert ⭐Cloud Support⭐
    India
    3.8
    4 รีวิว 4 รีวิว $40 USD ต่อชั่วโมง
    I have 9 years of experience in Linux and Cloud server management which includes Monitoring, Security, and Optimization. Designed, configured, and managed public/private cloud infrastructures utilizing Amazon Web Services (AWS), including Elastic Cloud Compute (EC2), Virtual Private Cloud (VPC), Public and Private...
    I have 9 years of experience in Linux and Cloud server management which includes Monitoring, Security, and Optimization. Designed, configured, and managed public/private cloud infrastructures utilizing Amazon Web Services (AWS), including Elastic Cloud Compute (EC2), Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer, Cloud Watch and IAM. Implemented AWS high availability using AWS Elastic Load Balancing (ELB), which performed a balance across instances in multiple Availability Zones. AWS deployment using Ansible and Terraform, also deployed, and administered Open stack services. Configuring Ansible to manage AWS environments and automate the build process for core AMIs (Amazon Machine Image) used by all application deployments including Auto scaling and Cloud formation scripts. Worked with Docker on multiple cloud providers, from helping developers build and containerize their application (CI/CD) to deploying either on public or private cloud. Played a major role in building Docker images; create build and deployment configurations to deploy applications using Jenkins onto the Kubernetes cluster. Deployed and configured Elastic search ELK, Logstash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and CloudWatch. Used Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple namespace versions. Troubleshooting the network issues involving TCP/IP, LAN/WAN networking, DNS, DHCP, SMTP, SNMP, netstat and monitored the servers and Linux scripts regularly and performed troubleshooting. Monitoring of the servers through Nagios, Icinga2, Zabbix I can handle cloud platform setup and Network management. I'm an expert in Website and e-mail Migration. I also have experience on VMware. Cloud Services: Amazon web services (AWS) , Gcloud , Digitalocean , Scaleway , Azure , Rackspace , Linode etc... My areas of expertise are: Linux, FreeBSD, Windows, Asterisk, FreePBX, NFS, CIFS, VMware, Xen, LVM, Apache, Nginx, Tomcat, Zimbra, Qmail, Sendmail, Postfix, Exim, LVM in Linux, Jabber, Openfire, FTP, Bind, PowerDNS, Pfsense, IPtables, Zabbix, Nagios, MysQL, LDAP, SquidFreeNAS, IPSEC, OpenVPN, PPTP, L2TP TECHNICAL SKILLS Operating systems: Linux, Windows Protocols: TCP/IP, FTP, DHCP, HTTP, SMTP, POP, IMAP Application/Web Servers: Apache, Nginx, Litespeed Mail Servers: Postfix, exim, sentmail, zimbra, iredmail ย่อ
  • ว่าจ้าง bindmission
  • ว่าจ้าง     AbrahamBU
ว่าจ้าง     AbrahamBU

    AbrahamBU AbrahamBU

    Saudi Arabia $30 USD / ชม.
    Senior Network /VoIP Engineer and Consultant.
    Saudi Arabia
    5.3
    31 รีวิว 31 รีวิว $30 USD ต่อชั่วโมง
    Full Time Dedicated Freelancer I am a very resourceful, working long-term either as solo one man army or running my own tech nerd teams that does R&D/Development/DevOps beyond your expectations, reliable and loyal teams. 11+ Years Robust Experience as a Lead Engineer. Master in High-end VoIP topologies and...
    Full Time Dedicated Freelancer I am a very resourceful, working long-term either as solo one man army or running my own tech nerd teams that does R&D/Development/DevOps beyond your expectations, reliable and loyal teams. 11+ Years Robust Experience as a Lead Engineer. Master in High-end VoIP topologies and integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level Network Knowledge and Robust Telecom Experience. (NOC Management) Expert in WebRTC and Asterisk along with a deep understanding and experience in Signalling and Media protocols, offering military grade encrypted call and messaging solutions. Experienced in enterprise carrier networks , supervising high-end Voice/Data offloading, ISP/wISP and carrier wifi solutions, with deep understanding of the whole image of the network and processes involved. hands on experience on various VoIP/Network tech and devices Ability to train, motivate and supervise a team A team that success is a team of trust ;) ย่อ
  • ว่าจ้าง AbrahamBU
  • ว่าจ้าง     davidgluna
ว่าจ้าง     davidgluna

    davidgluna davidgluna

    Mexico $21 USD / ชม.
    Voip and security Admin
    Mexico
    2.7
    3 รีวิว 3 รีวิว $21 USD ต่อชั่วโมง
    VOIP manager planner and architecture, over Call centers, IP PBX . Troubleshooting, secure protocols and well practices.
    VOIP manager planner and architecture, over Call centers, IP PBX . Troubleshooting, secure protocols and well practices. ย่อ
  • ว่าจ้าง davidgluna
  • ว่าจ้าง     santoshs2002
ว่าจ้าง     santoshs2002

    santoshs2002 santoshs2002

    India $50 USD / ชม.
    System|Network|Cloud|Cybersecurity|Compliance
    India
    2.0
    2 รีวิว 2 รีวิว $50 USD ต่อชั่วโมง
    IT and Cybersecurity professional with around 20+ years of credible experience in the areas of -- System and Network Configuration, Administration and Management - Infrastructure & Security Solution Designing - VoIP server and gateway implementation, configuration and management. - Cloud Computing (AWS, Azure, GCP...
    IT and Cybersecurity professional with around 20+ years of credible experience in the areas of -- System and Network Configuration, Administration and Management - Infrastructure & Security Solution Designing - VoIP server and gateway implementation, configuration and management. - Cloud Computing (AWS, Azure, GCP etc.) Configuration, Administration and Management - IT Operations, Infrastructure Management - Storage and Virtual infrastructure Management - O365, Azure AD Exchange, and other cloud computing deployment, configuration, and Management - Security Operation Management and SIEM Implementation - ISO 27001, PCI DSS, HIPPA, and GDPR Implementation -Risk Assessment, Business Continuity & Disaster Recovery Planning - Vulnerability Assessment and Penetration Testing - Information Security, Risk and Compliance Management - IT Systems, Network , ITGC, HIPPA, HITECH, GDPR, SOC1/2/3, SOX, CISA, and PCI Audit Products/Technologies and skills- Not limited to the following Microsoft Windows (all versions)- AD/DC, DNS, DHCP, WSUS, Group Policy Management, RDP Server, WDS Server, IIS Server, File Server Linux- RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD etc Network Firewall – Checkpoint, Cisco ASA, Palo Alto, Fortigate, Sophos, SonicWall, Juniper Router & Switches: Cisco, Mikrotik, Ubiquiti, Netgear, Aruba, HP, Juniper Cloud: -AWS, Azure, GCP etc -MS Exchange Server, MS SharePoint, MS Office 365, MS One Drive, SIEM: HP Arcsight, ELK, Splunk, Qradar SIEM Security Tools: Nessus, Nmap, Acunetix, GFI, Netsparker, Backtrack, Metasploit, App Scan, WebInspect Threat Intelligence -MISP, Mitre, OpenCTI, Hive Hypervisor: XenServer, VMware ESXi, Proxomox, Virtual Box, VMware Workstation Mail Servers- (Zimbra, Open-Xchange, Horde, SquirrelMailPostfix, Dovecot, etc. VoIP- VCdialer, go auto dialer, ViciBox, Altitude Dialer Website Hosting- VPS, WHMCS, cPanel ย่อ
  • ว่าจ้าง santoshs2002
  • ว่าจ้าง     kelvinthereal
ว่าจ้าง     kelvinthereal

    kelvinthereal kelvinthereal

    United States $30 USD / ชม.
    ENGINEERING/CODING/CRYPTO RECOVERY/ETHICA HACKER
    United States
    1.6
    1 บทวิจารณ์ 1 บทวิจารณ์ $30 USD ต่อชั่วโมง
    I AM skilled and experienced in the following fields; 1. BLOCKCHAIN TECHNOLOGY;SOLIDITY 2. ELECTRICAL ENGINEERING/FPGA/VERILOG EXPERT/REVERSE ENGINEERING 3. STATISTICS 4. ENGINEERING MATHEMATICS 5. R programming 6. STATA, PYTHON, SAS ,SPSS, LATEX AND MATLAB,FLUTTER,C,C#,C++ 7. CRYPTOCURRENCY 8. GOOD IN SMART...
    I AM skilled and experienced in the following fields; 1. BLOCKCHAIN TECHNOLOGY;SOLIDITY 2. ELECTRICAL ENGINEERING/FPGA/VERILOG EXPERT/REVERSE ENGINEERING 3. STATISTICS 4. ENGINEERING MATHEMATICS 5. R programming 6. STATA, PYTHON, SAS ,SPSS, LATEX AND MATLAB,FLUTTER,C,C#,C++ 7. CRYPTOCURRENCY 8. GOOD IN SMART CONTRACT/BTC/ETH/SOLANA 9. MOBILE APP DEVELOPER 10. TECHNICAL WRITING 11. ECONOMICS 12. COMPUTER SCIENCE 13. CALCULUS 14. PHYSICS 15. FINANCIAL ACCOUNTING 16 GOOD IN ELECTRONICS I take pride in the quality of my work, hence PROFESSIONAL RESULT-ORIENTED work is always GUARANTEED. NEED GRADE A RESULTS? THEN WELCOME HOME, JUST PRESS HIRE ME ย่อ
  • ว่าจ้าง kelvinthereal
  • ว่าจ้าง     dailas
ว่าจ้าง     dailas

    dailas dailas

    Russian Federation $30 USD / ชม.
    System Administrator Asterisk
    Russian Federation
    5.8
    71 รีวิว 71 รีวิว $30 USD ต่อชั่วโมง
    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 10 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 10 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential ย่อ
  • ว่าจ้าง dailas
  • ว่าจ้าง     drkamine
ว่าจ้าง     drkamine

    drkamine drkamine

    Morocco $50 USD / ชม.
    EXPERT IT & system and network engineer
    Morocco
    2.5
    2 รีวิว 2 รีวิว $50 USD ต่อชั่วโมง
    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 ย่อ
  • ว่าจ้าง drkamine

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