Enterprise LAN/WAN setup
SD-WAN deployment
VLAN & subnet planning
Data center setups
Wireless network design (Wi-Fi, mesh)
Router/switch/firewall configuration (Cisco, Juniper, Fortinet, MikroTik, etc.)
VPN/IPSec tunnel setup
Load balancing
QoS configuration
NAT & ACLs
Packet loss/latency issues
Down links, routing issues
DNS/DHCP problems
VoIP/Video lag fixes
Security incidents (DoS, intrusion)
Firewall rule optimization
ZTNA setup
SSL decryption
IDS/IPS configuration
Network access control (NAC)
Site surveys
Controller-based & cloud-managed setup
Signal optimization
