add_network_node PC pc1 4096 Robert add_network_node printer pr1 2048 5 add_network_node server s1 8192 M351TECH add_network_node PC pc2 384 Jane system_status add_network_node server s2 4000 LIB_b21 add_network_node PC pc3 500 John system_status add_network_node server s3 6400 FORD3_327 add_network_node printer pr2 512 15 system_status add_network_node xyz "wrong type" 4096 "who knows" add_network_node PC "larrys PC" 4096 henschen add_network_node PC "Debs PC" 4096 Deb add_network_node PC "Marys laptop" 4096 Marilynn add_network_node PC "one last time" 4096 "who knows" system_status delete_network_node pr1 delete_network_node pc3 delete_network_node pr1 system_status delete_network_node pc1 delete_network_node s1 delete_network_node pc2 system_status delete_network_node "Debs PC" delete_network_node "larrys PC" delete_network_node pr2 system_status delete_network_node s2 delete_network_node s3 delete_network_node pr2 system_status halt