Which command prompt commands provide the most thorough network diagnostic information when troubleshooting connectivity issues between a Windows PC and a Cisco device?
Correct Answer: A
When diagnosing network connectivity issues between a Windows PC and a Cisco device, the combination ofipconfig /allandpingcommands provides comprehensive information:
* ipconfig /all:Displays detailed IP configuration information, including IP addresses, subnet masks, default gateways, DNS servers, and MAC addresses for all network adapters. This information is crucial for verifying correct network settings.
* ping:Tests the reachability of a host on an IP network and measures the round-trip time for messages sent from the originating host to a destination computer. It's a fundamental tool for checking connectivity between devices.
While other commands likenetstat,tracert,nslookup,arp -a, androute printprovide valuable information, ipconfig /allandpingare typically the first and most informative commands used in initial troubleshooting steps.
Reference:Supporting Cisco Devices for Field Technicians (FLDTEC) - Troubleshooting Methodologies