# S7comm Block Download Sample Hosts File
# Maps IP addresses to meaningful ICS node names
#
# Network: 192.168.1.x - Siemens S7 Industrial Control Network
#
# Sample: s7comm_downloading_block_db1.pcap
# Shows downloading Data Block DB1 to a Siemens S7 PLC
#
# Communication flow:
# - Engineering workstation (TIA Portal/STEP 7) connects to PLC on port 102
# - Downloads DB1 block to PLC memory
# - Activates block with _INSE program invocation

# Siemens S7 PLC (port 102 / ISO-TSAP)
192.168.1.40  🏭 S7-PLC

# Engineering Workstation (TIA Portal / STEP 7)
192.168.1.10  📱 Eng-Workstation
