Prithvi Raj

Network Engineer

Cybernet

Dec 2024 - Present • 1 yr 5 mos

• Provided real-time technical support to the customers, resolving FTTH speed, configuration, and connectivity issues. • Supported PPPoE-based services nationwide, troubleshooting session drops, authentication failures, and performance problems. • Coordinated with core network teams for BRAS and RADIUS configurations to maintain seamless user connectivity. • Monitored nationwide POP (Point of Presence) sites using PRTG and HostMonitor to ensure high availability and stable performance. • Verified optical power levels at customer premises and network equipment to ensure reliable fiber connectivity. • Performed remote diagnostics including device status, temperature, CRC errors, and link stability checks. • Authenticated ONTs and configured OLTs as per dealer-specific plans on EPON and GPON platforms including Huawei, Vsol, HSGQ, and MT-Link. • Used secure remote access tools to configure and troubleshoot switches and OLTs without on-site visits. • Worked on enterprise and ISP-grade Cisco, Huawei, and MT-Link switches across access and distribution layers. • Implemented VLAN segmentation on Layer 2/3 switches to logically isolate traffic and enhance performance and security. • Managed IP addressing schemes, subnet allocation, and VLAN mapping to ensure efficient and organized network design. • Configured port security to prevent unauthorized access and protect LAN infrastructure. • Implemented QinQ (802.1ad) tunneling to support scalable VLAN architecture for multi-customer environments. • Controlled broadcast storms and network looping using STP and proper VLAN design to prevent congestion and service disruption. • Monitored bandwidth utilization and traffic trends using Cacti and MRTG for capacity planning. • Analyzed latency, packet loss, and route instability using PingPlotter and PRTG. • Escalated critical issues such as POP outages, backbone failures, and high-latency incidents to senior network engineers.