Unix, wireshark, Diameter, Nfv, logs, MSC configuration, Volte, IRIS traces, vMSS, Ericsson MSC-BC MGW and STP, network element traces, core network principles for 2G 3G technologies, core network protocols C7, SIP

Wireshark, Dns, Cisco Ios, Vlans, Solarwinds, DHCP, Prtg, Nexus, Network Monitoring Tools, Osi Model, WPA2, WPA3, WLAN security, Juniper EX, STP, Enterprise WLAN solutions, QFX switches, Cisco Catalyst, 802.1X, Juniper JunOS

Pvst, BGP, Network security, Wan, Eigrp, HSRP, Juniper Routers, Cisco Nexus, OSPF, Rip, Lan, Rstp, SDWAN, Vtp, Firewall, Palo Alto, STP, ACI