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  • Contratar     RafimKs
Contratar     RafimKs

    RafimKs RafimKs

    India $40 USD / hora
    Expert System, Network & VOIP Administrator
    India
    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) - Wireless(Cisco,Unify,Grandstream,Fortigate) - 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
  • Contratar     Erewin
Contratar     Erewin

    Erewin Erewin

    Russian Federation $30 USD / hora
    Voip developer
    Russian Federation
    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. menos
  • Contratar Erewin
  • Contratar     FranMercedesG
Contratar     FranMercedesG

    FranMercedesG FranMercedesG

    Dominican Republic $40 USD / hora
    Ing . Computer Systems
    Dominican Republic
    ● 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, Cisco, Soniwalll 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). menos
  • Contratar FranMercedesG
  • Contratar     jeremiecattan
Contratar     jeremiecattan

    jeremiecattan jeremiecattan

    France $40 USD / hora
    Asterisk developer & Linux Admin
    France
    3.4
    2 comentarios 2 comentarios $40 USD por hora
    more than 15 years experience in voip for you ! plus de 15 ans d’expérience en voip pour vous ! speak english and french ● Linux/Unix System Administration - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache. Database: MySQL, MongoDB Cache...
    more than 15 years experience in voip for you ! plus de 15 ans d’expérience en voip pour vous ! speak english and french ● Linux/Unix System Administration - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache. Database: MySQL, MongoDB Cache & Proxy: Squid. Mail Server: Postfix, Sendmail and Zimbra. Network Services: DNS, NTP, VPN, and DHCP. Security: IPtables, Firewalld, SELINUX fail2ban Monitoring: Nagios and Cacti. ● Virtualization and Cloud Computing KVM: Proxmox VMware: VSphere 5.x, VSphere 6.x, ESXI HyperV VirtualBox ● VoIP Asterisk / Elastix / FreePBX / Issabel / Xorcom / A2billing Avantfax FOP2 Hosted PBX Solutions. Asterisk Security Custom Asterisk Development (PHPAGI,Bash Scripting). menos
  • Contratar jeremiecattan
  • Contratar     vickvoip15
Contratar     vickvoip15

    vickvoip15 vickvoip15

    Pakistan $15 USD / hora
    VoIP & Cloud Professional
    Pakistan
    "“He knows perfectly about voip system. Fast respond, and did the work well. Would like to recommend him if you're facing voip problem" Asterisk • System Integration, from small office to carrier grade • Custom applications • Billing solutions • Advanced AGI scripting • A2Billing • Billing customization • Callback...
    "“He knows perfectly about voip system. Fast respond, and did the work well. Would like to recommend him if you're facing voip problem" Asterisk • System Integration, from small office to carrier grade • Custom applications • Billing solutions • Advanced AGI scripting • A2Billing • Billing customization • Callback customization • CDR customization • IVR customization • Softphone Integration • Multi owner solution • Reseller solution • Clustering / Backup / Failover / Monitoring • Security / Hardening • FreePBX Integration • WebRTC with FreePBX Call Center • Complete configuration and customization for call centers • Inbound / Outbound strategies Call Shop • Complete configuration and customization for call shops • Asterisk-based easy-to-use solutions • Integration with traditional systems and equipment Advanced Skills (Specialties) • IVR specialist in asterisk • Advanced Dialplan in asterisk • Training on Asterisk • Advanced Call Recording Solution using Asterisk Cloud Certification: AWS Associate Solution Architect menos
  • Contratar vickvoip15
  • Contratar     udayarpandey2022
Contratar     udayarpandey2022

    udayarpandey2022 udayarpandey2022

    Nepal $50 USD / hora
    Linux | DNS | Wordpress | Malware Cleaning | SMTP
    Nepal
    1.0
    1 comentario 1 comentario $50 USD por hora
    DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production.
    DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production. menos
  • Contratar udayarpandey2022
  • Contratar     sohelranaict07
Contratar     sohelranaict07

    sohelranaict07 sohelranaict07

    Bangladesh $25 USD / hora
    Networks & Security Administrator
    Bangladesh
    2.6
    5 comentarios 5 comentarios $25 USD por hora
    Hello there, I am a CCNA/CCNP trainer and professional network & security expert having more than 12 years’ experience of working with multiple organizations like Bank, NGO, ISP and vendors. Following are the benchmarks I have which might be helpful for employer to get an overview and choose me to serve their...
    Hello there, I am a CCNA/CCNP trainer and professional network & security expert having more than 12 years’ experience of working with multiple organizations like Bank, NGO, ISP and vendors. Following are the benchmarks I have which might be helpful for employer to get an overview and choose me to serve their requirement. ✅ I have certification of CCNP (R&S), RHCSA, RHCSE and training on CCNP Sec, MTCNA, F5 ASM & LB, Linux System Security, Information Security and Cyber Forensic. ✅ I am a professional CCNA & CCNP (R&S) trainer and have simulated lot of projects in packet tracer and GNS3. ✅ During my job period I mostly worked to design and deploy network & security infrastructure of several companies. ✅ I have good knowledge and experience of working on devices of multiple OEM like Cisco, Juniper, Mikrotik, F5, Sophos, Fortinet, PfSense, SonicWall etc. ✅ I have expertise in Cisco ACI (Data Center Solution), Routing & switching, Firewall (FTD & ASA), wireless, collaboration, WSA, ESA, ISE, F5 Application Security Manager & Load Balancer, Mikrotik BW Manager etc. I will be glad if the above mentioned criteria makes you realize that I am able to meet your requirement then would like to request to have a brief discussion on your project and requirements first after that award me with the work order. I always try to keep my words given to employer and I believe it helps me a lot to deliver my work on time. Thanks with best regards, Rana menos
  • Contratar sohelranaict07
  • Contratar     rifat0103
Contratar     rifat0103

    rifat0103 rifat0103

    Bangladesh $15 USD / hora
    Network and Security Admin
    Bangladesh
    2.7
    5 comentarios 5 comentarios $15 USD por hora
    I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and...
    I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and switching, firewall, IPS, ISE, voice and wireless solution from my 10 years’ practical experience. I have also fluency in English and Hindi speaking. I am Expert in GNS3 and Packet Tracer. ===================================================================================== Technical Skills: Good understanding and knowledge of TCP/IP, OSI Layer. L3 technologies: RIP, EIGRP and OSPF and BGP in CISCO 800, 1900, 2900, 2800, 2800, ISR 4300, 4100, ASR 1000 series. L2 technologies: VLAN, VTP, STP, Trunking, HSRP, VRRP, SPAN, RSPAN, DHCP Snooping, Dynamic ARP Inspection, ARP ACL etc in 2900 series and L3 switches. NXOS and ACI: Configure and install CISCO nexus 9k and CISCO ACI solution like Bridge Domain, VRF, end point group tenant etc. Cisco ASA and Next Generation Firewall: ACL, NAT, Transparent Mode, Multiple context and Failover (Active/Active, Active/Standby) Site-to-Site VPN, Remote Access VPN and SSL VPN. Cisco Firepower IPS and Firepower Management Center (FMC): ACL, NAT, Intrusion policy, AVC, Malware & File Policy, Site-to-Site VPN, Remote Access VPN and SSL VPN etc. F5 Load Balancer and ASM: Installation and configure F5 BIG-IP Local Traffic Manager (LTM) load balancer and Application security manager. CISCO CUCM: Install and configure Cisco Unified Communication Manager 9.0 and 12.4. Mikrotik Router: OSPF, BGP, NAT, DHCP, L2TP, IPSEC, PPP, Firewall etc CISCO WEB and Email Security Appliance: Install and configure CISCO ESA and WSA So you are requested to first discuss the project and requirements and after being satisfied please awarded me with the work. And definitely work will be delivered in time and in best quality. Thanking You Kazi menos
  • Contratar rifat0103
  • Contratar     altr
Contratar     altr

    altr altr

    Ukraine $30 USD / hora
    Sys Admin/Google DevOps with 10+ years experience.
    Ukraine
    - Certified Google Cloud Professional DevOps Engineer ! - VoIP Expert with more than 10 years experience in FreePBX, Elastix, PBX in a Flash (PIAF), ViciDial and other Asterisk-based systems. - ASTERISK + MICROSOFT TEAMS INTEGRATION - Freeswitch and Sangoma solutions expert - Vicibox and Vicidial! - A2Billing Expert...
    - Certified Google Cloud Professional DevOps Engineer ! - VoIP Expert with more than 10 years experience in FreePBX, Elastix, PBX in a Flash (PIAF), ViciDial and other Asterisk-based systems. - ASTERISK + MICROSOFT TEAMS INTEGRATION - Freeswitch and Sangoma solutions expert - Vicibox and Vicidial! - A2Billing Expert (Installation, Administration, Customization) - Chan_dongle comprehensive solutions (GSM gateways, SIM Card diversion, Calls and SMS forwarding, SMS2EMAIL...) - Administering and configuring of PRI and FXO/FXS cards (Digium, Sangoma...) - Administering and configuring Mitel, Cisco, Linksys, Yealink phones and softphones. Provisioning solutions. - Administering and configuring GSM Gateways: GoIP, Etel, OpenVOX... - ANTIBLOCK IP AND TRAFFIC COMPRESSION solutions for censored countries such as Pakistan, Iran, China... - Unix/Linux/Windows admin and script writer - USB over IP solutions for Windows and Linux - Expert in monitoring solutions (Zabbix, Prometheus, Grafana) - Web Security Expert: security audits, ethical hacking... - Post-project support included as well!!! menos
  • Contratar altr
  • Contratar     dailas
Contratar     dailas

    dailas dailas

    Russian Federation $30 USD / hora
    System Administrator Asterisk
    Russian Federation
    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 menos
  • Contratar dailas

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