SIP TCP/IP H323 QoS VoIP technologies

AWS Splunk GCP

LAN WAN VLAN DHCP DNS

AWS Azure Private Cloud AKS EKS

AWS VMWare Azure IP networking VPN

IP TCP UDP MPLS OSPF

Cloud Engineering GCP

RDMS NoSQL AWS/GCP MongoDB XML

GCP Azure AWS Restful API Micro Services

Cloud tasks Big Query Airflow Firebase GCS

AWS Cloud Platform JEE GCP Java

AWS DevOps xPaaS IMS AppOps GCP Cloud

Java Python AWS RHCE/AWS/Azure/GCP/Agile

Oracle MySQL PostGres GCP AWS

TCP/IP DNS DHCP