Network engineer to diagnose 3CX call drops using Patton T1 VoIP gateway

Hello Dear, I am an Expert Network Engineer and I am working as Professor and Expert Consultant Network Engineer in a Multinational ISP. I have great hands-on experience for more than 10 years in various network technologies. I have Cisco CCIE Enterprise (Enterprise Core & Enterprise Advanced Infrastructure Implementation), Cisco Specialist - Enterprise SD-WAN Implementation, Juniper JNCIA-Junos (JN0-102) and JNCIA (Cloud) certificates. I have very good knowledge in Cisco wireless technology, VOIP & Network Security. 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 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...). - VPN Configuration Expert (IPSEC/L2TP, GRE/PPTP, OPENVPN & SoftEther). - Linux, Unix & windows servers Expert. - Wireshark Traffic Capture & Analysis Expert. - Write technical reports and summaries. Thanks to check my profile and let me know if you are interested. Best Regards,

Hi Good morning , I have read the brief details on your job listing . I see you have been looking for someone with experience with Network Administration, Asterisk PBX and VoIP. Its been 8 years since I have been working on freelancer.com, I have 9 years of experience doing similar jobs. I would request you to check my profile and review projects, feedbacks of projects related to those skills. Questions: 1. These are all the requirements of your job or do you have more? If yes, Please provide detailed requirements in chat and let me review and get back with queries. 2. Do you currently have anything done or this job has to be done from scratch? 3. What is the timeline to get this job done? 4. Are you open to use 3rd party APIS for it even if they are paid? Why Choose Me? 1. I have done more than 250 major projects only on freelancer.com. 2. I have not received a single bad feedback since last 5-6 years. 3. You will find 5 star feedback on last 100+ major projects which shows my clients are happy with my work. Portfolio: https://www.freelancer.com/u/AwaisChaudhry Timings: 9am - 9pm Eastern Time (I work as a full time freelancer) Please initiate the chat so we could discuss it in detail and we will continue from there. Thanks! Awais

Hello, I hope this finds you well. I have just seen your project requiring; Asterisk PBX VoIP Network Administration I believe that my 10-year experience in this field is what you need right away. Avoid the headache of looking further. Let's save time and focus on the real task. My proposed timelines and budget are just placeholder and an open for negotiation to increase or decrease as per the full requirements at hand. Allow me to prove how better my review can be. Smile all the way! Click the message button, so initiate the conversation. Regards, Fridah

Hi, I am 3cx Advance certify engineer and also a Full Stack Developer. I have install , configured and develop CFD for 3cx Phone System. This being said I have also develop add-on module with 3cx Phone system like Phone survey system, Auto call system and Predictive dialer. I have good experience of 3cx troubleshoot. I can help you find the issue with route busy issue, all we need to check is 3cx verbose log when issue occurred. It would be great if we can schedule meeting to discuss this more in detail. Looking forward to hear from you.

Greetings Dear Client, I welcome you to my profile, where quality and client satisfaction is my top priority with 100% guarantee. I am Expert Boniface, CERTIFIED & VERIFIED freelancer. I'M AN EXPERT IN LISTED PROJECT SKILLS & REQUIREMENTS, After KEENLY reading your description and being in possession of all CLEARLY STATED REQUIRED SKILLS (Network Administration, Asterisk PBX and VoIP) as this is my area of PROFESSIONAL SPECIALISATION having the above QUALIFICATIONS, i hereby humbly request you to consider my bid for QUALITY and PROFESSIONAL work. ###// No timeline & Quality Excuses// Unlimited Revisions// 100% SATISFACTION GUARANTEED### Message Me We Discuss More About The Project. incase the project is deleted please hire me directly using the following link; https://www.freelancer.com/u/freelancerbonif2 THANK-YOU & WELCOME.

Hello Thank you very much for inviting me to bid for the project. I am glade to be able to help you with your requirement. I am an experienced VoIP engineer having good hands on experience with different VoIP endpoints and servers like PBXs, Gateways, SBCs, Phones, Switches and many more. I have recently integrated Microsoft Dynamics 365 with Microsoft Teams Calling. As far as your project is concerned, I would love to work with you and diagnose the problem to have the PRI working properly. I hope you would consider me for the project. Thanks Regards Rizwan

Network and voip engineer - proved solution for Network Products (Routers – Switches - Access Points). - VoIP Products (IP PBX - IP Phone Sets – Intercoms - Call Center Headset). - Manage switches and routers, VPN Client ,Communication with Branchs & Troubleshooting, Wi-Fi & System Camera. - Internal and External Network Management Services. - Cloud and Hosting Services. - Sales Support and Training Services. - Deploying and Implement Customized Software and Call Center with CRM.