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  • Hire AbrahamBU
    5.4
    26 reviews $20 USD per hour
    *Dedicated Freelancer* 9+ Years Robust Experience as a Lead Engineer. Master in f67757b40eVoIP9f6ce52c12 Platforms and Integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level ... with Mobile Network Infrastructure as well as OSS/BSS platforms in Carrier WiFi, Carrier f67757b40eVoIP9f6ce52c12 and general concept of Mobile Data Offloading. I did also managed to run a massive ISP with +500000 ... customer base and +200000 live users. hands on experience on various f67757b40eVoIP9f6ce52c12/Network tech and devices Ability to train, motivate and supervise a team Kindly please contact me for more details.
    *Dedicated Freelancer* 9+ Years Robust Experience as a Lead Engineer. Master in VoIP Platforms and Integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level Network Knowledge and Robust Telecom Experience. (NOC Manager) Expert in WebRTC and Asterisk along with a deep understanding and experience in Signalling and Media protocols, furthermore in Secure calling and Media encryption. Having 100++ successful setup and integration, I am fully familiar with every single issue or bugs you may face in WebRTC related projects and Asterisk. I am also experienced with Mobile Network Infrastructure as well as OSS/BSS platforms in Carrier WiFi, Carrier VoIP and general concept of Mobile Data Offloading. I did also managed to run a massive ISP with +500000 customer base and +200000 live users. hands on experience on various VoIP/Network tech and devices Ability to train, motivate and supervise a team Kindly please contact me for more details. less
  • Hire kzaouli05
    4.0
    2 reviews $20 USD per hour
    Expert Telecom/ Web Security Engineers. We have 15+ years of experience in Installing, configuring, and managing Whole-System f67757b40eVOIP9f6ce52c12 solutions. These include , installation, setup, and administration ... for Asterisk, A2billing, Autodialing, FreePBX, GOautodial, IVR & Voice to Mail, Predictive Dialing, VICIDIAL, WebRTC, WSS & WebPhone Browser Dialing. We are a SIP f67757b40eVoIP9f6ce52c12 Provider with competitive rates ... and the HIGHEST Levels of WEB/SIP Security & availability within Multi System integrators for large traffic projects and campaigns. We offer Advanced SIP Setup. Our f67757b40eVoIP9f6ce52c12 Multi-system installation
    Expert Telecom/ Web Security Engineers. We have 15+ years of experience in Installing, configuring, and managing Whole-System VOIP solutions. These include , installation, setup, and administration for Asterisk, A2billing, Autodialing, FreePBX, GOautodial, IVR & Voice to Mail, Predictive Dialing, VICIDIAL, WebRTC, WSS & WebPhone Browser Dialing. We are a SIP VoIP Provider with competitive rates and the HIGHEST Levels of WEB/SIP Security & availability within Multi System integrators for large traffic projects and campaigns. We offer Advanced SIP Setup. Our VoIP Multi-system installation packs start at $5,000 and include 6 machines all in one unified solution for large traffic, billing system , payments gateway, reports, cdr, recordings and SIP/IAX signup/registration. less
  • Hire abusayed2004
    5.7
    38 reviews $30 USD per hour
    Work 8 years on server security, cloud, AWS, GCP, OpenStack, f67757b40eVoIP9f6ce52c12, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, f67757b40eVoIPSwitch9f6ce52c12, Oracle DB, RHEVM, OpenStack, Mysql Red hat, PHP scriptwriter ... • Services Optimization • Security Hardening • f67757b40eVoIP9f6ce52c12, Asterisk, SMS, Dongle, FreePBX install configure, maintain • Malware Removal • Infrastructure Planning • Disaster Recovery • Shell Scripting • Capacity
    Work 8 years on server security, cloud, AWS, GCP, OpenStack, VoIP, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, OpenStack, Mysql Red hat, 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 • Malware Removal • 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 • 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 alexcrtelecom
    3.4
    3 reviews $35 USD per hour
    f67757b40eVoIP9f6ce52c12 Engineer more 9 years Asterisk experience f67757b40eVoIP9f6ce52c12 * Asterisk development & support * Trixbox * FreePBX * TDM & E1/T1 (PRI) configuration * Digium cards support * SS7 * Dialplan & IVR development
    VoIP Engineer more 9 years Asterisk experience VoIP * Asterisk development & support * Trixbox * FreePBX * TDM & E1/T1 (PRI) configuration * Digium cards support * SS7 * Dialplan & IVR development with DB integration * Inbound/outbound call center * Gateway configuration, provisioning, support (Sipura,Cisco,Grandstream, Digium.....) Linux OS: * Gentoo * Ubuntu * Fedora * RedHat * CentOS * Debian Networking * Apache, nginx * BIND * MySQL (adminstration, backup, replication, procedures) * SSHD * VSFTPD * PRO-FTPD * ..... Monitoring services * Zabbix (including integration with Asterisk) * Nagios * Cacti Asterisk installation and support - http://asterisk-service.com free help on Q&A - https://asterisk-service.com/forum/help-1 less
  • Hire robertcotaj
    1.0
    2 reviews $100 USD per hour
    Hello Partners I work with several systems under Linux and i can do multiple jobs in f67757b40eVOIP9f6ce52c12. Including Installation, Usage, Training and Support on OPENSIPS, Kamailio, ASTERISK, FREESWITCH, MVTS II ... , MOR-XX, M2, PORTASWITCH, PROCINTUS, PORTABILLNG, DENOVOLAB. I have 10 Years of experience with Asterisk, More than 5 years of Freeswitch and f67757b40eVOIP9f6ce52c12 Related Experience. 10 years of experience with ... your own f67757b40eVoip9f6ce52c12 Platform with API,balance and Block Countries PassThrough. *Class 4 & Class 5 Softswitch. *f67757b40eVOIP9f6ce52c12 Company Website design with several Features and polished Layout , Payment Gateways and
    Hello Partners I work with several systems under Linux and i can do multiple jobs in VOIP. Including Installation, Usage, Training and Support on OPENSIPS, Kamailio, ASTERISK, FREESWITCH, MVTS II, MOR-XX, M2, PORTASWITCH, PROCINTUS, PORTABILLNG, DENOVOLAB. I have 10 Years of experience with Asterisk, More than 5 years of Freeswitch and VOIP Related Experience. 10 years of experience with CallCentres and Telecom Industry. *IVR Systems *Autodialer Systems *Cloud PBX Systems (For CallCentres, Hotels and Offices worldwide) *VPN Systems *CallingCard *Mobile Sip Dialers (Android and iOS) for your own Voip Platform with API,balance and Block Countries PassThrough. *Class 4 & Class 5 Softswitch. *VOIP Company Website design with several Features and polished Layout , Payment Gateways and multiple other functionalities for DID Sales directly from DIDWW without your interaction DIDWW or Server Side, Minutes Package Sales, Etc. Punctual, Literate and Articulate Worker Thanks for Visiting. less
  • Hire GrArtem
    2.8
    3 reviews $20 USD per hour
    /hosting: Azure, Amazon WS, Digital Ocean, OVH, GoDaddy, Bluehost, Siteground. CloudFlare JIRA+Confluence (administration) ZOHO mail MAC OS Virtualizion f67757b40eVoIP9f6ce52c12: 3cx, Twillio, Zadarma
    I'm a System Administrator with more than 5 years of experience on building networks, services, solutions based on Windows and Linux(corporate mail servers, routing, firewall, VPN, trunking, proxy, web-servers, etc), with solid references. Key skills Linux, CentOS Web Panel Windows Server from 2003 to 2016, Active Directory,DNS,DHCP,DFS,File&Storage Server,Security,Group Policy,IIS,Print Server,RDS, Provisioning packages Virtualisation: HyperV, VMWare WSUS,Windows Deployment Services (WDS) Backup: Windows Backup, NetBackup Firewall: Cisco ASA(L2TP/IPsec/Anyconnect/etc.), Kerio Control VPN: openvpn, cisco anyconnect, IPSec tunnels Office 365 Scripting: Batch scripts, PS tools, Chocolatey Web services: IIS, WebDAV, SSL Kerio Control, Squid, VPN, IPtables, Revers Proxy/Virtual hosts Cloud/hosting: Azure, Amazon WS, Digital Ocean, OVH, GoDaddy, Bluehost, Siteground. CloudFlare JIRA+Confluence (administration) ZOHO mail MAC OS Virtualizion VoIP: 3cx, Twillio, Zadarma less

Hey , here are some offline freelancers

Hey , here are some offline freelancers matching ""