Windows Linux server DNS

BGP OSPF DNS/DHCP STP VTP

COBOL CICS SQL DB2 SQL/DS

Embedded C/C++ Linus systems TCP/IP UDP DHCP

LAN WAN VLANs IPv4/IPv6 TCP/UDP

Linux Windows Server Networking Active Directory DNS

AWS Python Bash/Shell RDS SQL

SQL databases SQL Server/SSIS Data Warehousing Microsoft Office LAN

Active Directory DNS DHCP GPO IIS

AWS services S3 EMR VPC EC2

VXLAN L2VPN L3VPN IDS/IPS BGP

ADFS DNS WINS Active Directory Microsoft Server

API Gateway Lambda Step functions Event Bridge EC2

Embedded C/C++ Yocto Networking DOCSIS GPON

EMR Glue S3 DocumentDB Redshift