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  • ว่าจ้าง     RafimKs
ว่าจ้าง     RafimKs

    RafimKs RafimKs

    India $40 USD / ชม.
    Expert System, Network & VOIP Administrator
    India
    6.0
    46 รีวิว 46 รีวิว $40 USD ต่อชั่วโมง
    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" ย่อ
  • ว่าจ้าง RafimKs
  • ว่าจ้าง     udayarpandey2022
ว่าจ้าง     udayarpandey2022

    udayarpandey2022 udayarpandey2022

    Nepal $50 USD / ชม.
    Contact for High Scale Projects -System & Network
    Nepal
    3.8
    3 รีวิว 3 รีวิว $50 USD ต่อชั่วโมง
    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. ย่อ
  • ว่าจ้าง udayarpandey2022
  • ว่าจ้าง     Erewin
ว่าจ้าง     Erewin

    Erewin Erewin

    Russian Federation $30 USD / ชม.
    Voip developer
    Russian Federation
    6.9
    73 รีวิว 73 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     gilbertarias
ว่าจ้าง     gilbertarias

    gilbertarias gilbertarias

    Dominican Republic $35 USD / ชม.
    VoIP & IT Solutions
    Dominican Republic
    5.2
    23 รีวิว 23 รีวิว $35 USD ต่อชั่วโมง
    I have 9 years of expertise making good deployments of VoIP Systems and O.S., Setting up IP PBX gateways based on Asterisk and FreeSwitch, integrated Systems like ViciDial/ViciBOX, FreePBX, A2Billing, ASTPP, Elastix/Isabel, 3CX, OpenVBX and Kazoo, also SMS Systems Like PlaySMS, Jazmin and Kannel. New Skills and...
    I have 9 years of expertise making good deployments of VoIP Systems and O.S., Setting up IP PBX gateways based on Asterisk and FreeSwitch, integrated Systems like ViciDial/ViciBOX, FreePBX, A2Billing, ASTPP, Elastix/Isabel, 3CX, OpenVBX and Kazoo, also SMS Systems Like PlaySMS, Jazmin and Kannel. New Skills and Service: VOICEMAIL BLAST/ DROP also got good knowledge of: PHP MYSQL HTML CSS WORDPRESS NODEJS JAVASCRIPT VPN VPS CLOUD COMPUTING UNIX/LINUX ADMINISTRATION WINDOWS ADMINISTRATION FORTINET UBIQUITI MIKROTIK CISCO ย่อ
  • ว่าจ้าง gilbertarias
  • ว่าจ้าง     ExpertNetworkEng
ว่าจ้าง     ExpertNetworkEng

    ExpertNetworkEng ExpertNetworkEng

    Egypt $25 USD / ชม.
    Expert Network Engineer & Professor
    Egypt
    3.7
    18 รีวิว 18 รีวิว $25 USD ต่อชั่วโมง
    I am an Expert Network Engineer and I am working as a Professor and Expert Consultant Network Engineer in a Multinational ISP. I have great hands-on experience for more than 15 years in various network technologies. I have Cisco CCNA & CCNP (Routing & Switching) and CCNP Enterprise (Enterprise Core & Enterprise...
    I am an Expert Network Engineer and I am working as a Professor and Expert Consultant Network Engineer in a Multinational ISP. I have great hands-on experience for more than 15 years in various network technologies. I have Cisco CCNA & CCNP (Routing & Switching) and CCNP Enterprise (Enterprise Core & Enterprise Advanced Infrastructure Implementation) certifications. I have Juniper JNCIA-Junos (JN0-102) and JNCIA (Cloud) certifications. I have very good knowledge in Cisco wireless technology (control based & stand alone), VOIP & Network Security with previous work experience. I have very good knowledge in SD-WAN technology and I have a previous work experience in it. My specialties: - Design/implement medium and large scale enterprise networks. - Configure Cisco Routers (ASR 1K & 9k, 2900, 2800, ISR 4K, 878, 888), Switches (Cat 6500, 3750, 3850, 2900, 2960, SG- 300, SG-500, [Nexus 5K, 7K and 9K]), Firewalls ([ASA 5505, 5506x, 5508], Fortigate, Palo Alto) and Wireless Acess Points 1800 and 2700. - Configure Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei, Mikrotik, HP, Ubiquiti, VyOS & Pfsense devices Expert. - Packet Tracer, GNS-3, EVE-NG, VMWare workstation & VirtualBox Expert. - Routing protocols (RIP, OSPF, EIGRP, ISIS & BGP) Configuration and troubleshooting Expert and Switching Expert (VLANs, STP, VTP...). - VPNs Configuration Expert (IPSEC/L2TP, GRE/PPTP, OPENVPN & SoftEther). - Linux, Unix & windows servers Expert. - Wireshark Traffic Capture & Analysis Expert. - Write technical reports and summaries. ย่อ
  • ว่าจ้าง ExpertNetworkEng
  • ว่าจ้าง     AbrahamBU
ว่าจ้าง     AbrahamBU

    AbrahamBU AbrahamBU

    Saudi Arabia $30 USD / ชม.
    Senior Network /VoIP Engineer and Consultant.
    Saudi Arabia
    5.5
    32 รีวิว 32 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     dailas
ว่าจ้าง     dailas

    dailas dailas

    Russian Federation $30 USD / ชม.
    System Administrator Asterisk
    Russian Federation
    5.8
    66 รีวิว 66 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     razzeshsingh
ว่าจ้าง     razzeshsingh

    razzeshsingh razzeshsingh

    India $50 USD / ชม.
    ✔️Server Admin ✔️Linux Expert ✔️Cyber Security
    India
    1.0
    1 บทวิจารณ์ 1 บทวิจารณ์ $50 USD ต่อชั่วโมง
    IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server,...
    IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server, WDS Server, IIS Server, MS Exchange Server, MS SharePoint, MS Office 365, MS One Drive, MS Teams, File Server (NAS & SAN) , FTP, NTP and many more ✔️ Linux Server : SAMBA ADDC LDAP, SAMBA File Server, DNS, DHCP, Mail Servers (Zimbra, PMTA, Send grid, Squirrel mail, Roundcube). Web Servers (Tomcat, apache, nginx, light speed), MySQL, MariaDB, Postgress, FTP, NTP, Ticketing tools (Manage engine, OS ticket, OTRS Ticket, Citrix XenApp, JIRA, Service now), Monitoring Tools ( Check_mk, Syslog, Nagios, Cacti, ELK Stack, Zabix, xymon, PRTG), IDS Server ( OSSEC, WAZUH, SNORT, Suricata, BRO, Tripwire, Security Onion), DLP/Encryption/ Threat Prevention Server ( Symantec, Sophos, McAfee), Threat Intelligence server (MISP, Mitre, OpenCTI), The Hive with Cortex, ArcSight Server, Dialer Server ( VCdialer, go auto dialer, ViciBox, Altitude Dialer), Virtaul Hypervisor ( VMware ESXi, Proxomox, Virtual Box, VMware Workstation), GenieACS TR-069 remote management server, Vulnerability Assessment Scanner Tools (OpenVAS, Nessus Professional, Wireshark, Comodo cWatch, Tripwire IP360) , SonarQube Code analysis Tool, NXfilter URL Filtering tool and Many More.. ☑️- Network Administration: Key Network Skills & Security Products Experience: o Firewall – Checkpoint, Cisco ASA, Palo Alto, Fortigate, Sophos, o Router & Switches : Cisco, Mikrotik, Ubiquiti, Netgear, Aruba o Intrusion Detection & prevention – Cisco, Checkpoint, Sophos o Switching: Vlan, Inter Vlan, Stp, Vtp, EtherChannel, Switch Port o Configuration and troubleshooting of routing protocols OSPF, RIP, EIGRP, BGP o Setup of security implementations (Filtering Tool ACL, route map, port security.) o Well versed in the operations, configuring, and troubleshooting of various issues in Checkpoint and Cisco, Mikrotik, Ubiquiti, Netgear & Aruba Devices. o Checkpoint IPSec VPN Blade, Application & URL filtering Blade, IPS Blades, o Configuration & troubleshooting of IPSEC and S2S VPN ☑️- Information Security I helps organizations stay compliant with all the important standards like PCI DSS, HIPPA, ISO 27001, GDPR, FISMA, and GLBA. In addition to these compliances, I also help companies with Information Security Assessments and Penetration & Vulnerability Testing for identifying loopholes in their security infrastructure and BCP/DR consulting for building programs to stay ahead of future security incidents. ☑️- Cloud Solutions: I Helps organizations to deploy their services on AWS, GCP, and Microsoft Azure cloud. ☑️- Website Development & Designing : I helps organizations in website designing, development, internet marketing, hosting and support services, as well as web and mobile app development. ย่อ
  • ว่าจ้าง razzeshsingh
  • ว่าจ้าง     jkaranm
ว่าจ้าง     jkaranm

    jkaranm jkaranm

    Philippines $25 USD / ชม.
    Professional Online Marketer / Remote Specialist
    Philippines
    3.7
    2 รีวิว 2 รีวิว $25 USD ต่อชั่วโมง
    We can't please everyone but doing our very best and still maintained a good standing here. My company's business is to make yours effective & efficient. I own a small company doing outsourcing and digital marketing. You may check some sample works below from Data entry, Lead mining, email sending, Article Writing,...
    We can't please everyone but doing our very best and still maintained a good standing here. My company's business is to make yours effective & efficient. I own a small company doing outsourcing and digital marketing. You may check some sample works below from Data entry, Lead mining, email sending, Article Writing, Proofreading/Editing, Telemarketing, Designs, etc. An experienced BPO Professional looking for clients for my company's services. Have worked in the areas of Lead Generation, Sales, Customer Service/Support, Data Entry/Processing, VA, Graphics Design for many employers here in Freelancer & companies around the world. I do have a strong foundation in these areas. My company offers such as Telemarketing, Customer Service, Graphics Design, Logo Design, Branding, Technical Support, Data Entry, Research to name a few. If qualifications are suitable for you, please consider my small company's services for your next project. We were featured here in Freelancer and I am a Preferred Freelancer here. ย่อ
  • ว่าจ้าง jkaranm

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