Rajesh Raj Pathak System Administrator
Knowledge Sharing

Technical Insights & Experience

Practical notes, specialized ISP guides, and system administration reflections gathered over two decades of operation.

Bandwidth Management Techniques Mar 23, 2026
#07

Bandwidth Management Techniques

Ensuring fair usage and high-speed delivery during peak hours.

READ_INSIGHT
Network Monitoring at Scale Mar 21, 2026
#08

Network Monitoring at Scale

Using Zabbix and Prometheus for real-time ISP health checks.

READ_INSIGHT
Outdoor Infrastructure Protection Mar 19, 2026
#09

Outdoor Infrastructure Protection

Shielding cabinet equipment from dust and monsoon rain.

READ_INSIGHT
Wireless PTP Links Mar 17, 2026
#10

Wireless PTP Links

Extending network reach to remote Kathmandu outskirts via high-gain radio.

READ_INSIGHT
DNS Server Optimization Mar 15, 2026
#11

DNS Server Optimization

Reducing latency by deploying local recursive DNS resolvers.

READ_INSIGHT
L2 vs L3 ISP Architectures Mar 13, 2026
#12

L2 vs L3 ISP Architectures

Choosing the right backbone structure for rapid expansion.

READ_INSIGHT