I provide professional network and telecom support with over 4.5 years of experience working with global telecom clients such as AT&T, Sumitomo, and ADTRAN.

I specialize in troubleshooting complex network issues, optimizing WiFi performance, and configuring telecom infrastructure including VoIP and PBX systems. I have hands-on experience working with Residential Gateways (RG), ONT/OLT devices, routers, switches, and access points in enterprise and service provider environments.

My expertise includes networking protocols such as IPv4/IPv6, DHCP, IGMP, SIP, and OMCI. I also provide VoIP troubleshooting and FreePBX configuration support.

Services include:
• Network troubleshooting and diagnostics
• WiFi performance optimization
• VoIP / SIP troubleshooting
• FreePBX setup and configuration
• VLAN configuration and network segmentation
• ONT / OLT troubleshooting and diagnostics
• Router, switch, and gateway configuration
• Packet analysis using Wireshark

I use professional tools such as Wireshark, Cisco Packet Tracer, IXIA, Spirent, and PuTTY to analyze and resolve network issues efficiently.

Remote support is available to quickly diagnose and fix problems while ensuring stable and optimized network performance.