What is not a benefit of VLANs? A) Provides redundant network access B Provides security Breaks networks into smaller broadcast domains D) Easier network management For what is the VACM responsible? A) Authenticates SNMP requests B Encrypts/decrypts SNMP packets Administers access to the MIB data Generates new SMI based on request These devices create separate broadcast domains. A Routers B Bridges C) Hubs D Switches What part of the iso Network Management Model is responsible for logging detecting, and responding to error conditions on the network? A Fault management B Configuration management Performance management Security management On what port to SNMP agents listen? A 162/UDP (B) 161/TCP 161/UDP 162/TCP