Networking Yahoo [closed]
for if I can send the paying which is the ICMP ado and I get the ping reply back which is the ICMP echo reply then I know I did the OS I leaders at least what is working at least one two and three are workings there's nothing wrong with IP there's nothing wrong with the Internet there’s nothing wrong with the area with the physical cabling now we don't know if the PC is actually running the TFTP server yet then check their high and the other layers but I now know at least up to this point if I tyro transfer file and it fails it's not like he's fault was not events fault so as you'll see a lot like the OS I stuffing it can get kind of boring when we’re talking about that but in the long run it does have a lot application for networking especially when you're trying to do this verification or troubleshooting you'll see that as you get are more experience with this you eventually always think about at least these typically these lower four layers when you do and verifications that you should be able to look at a network problem in almost immediately be able to figure out what layer or below is the problem so if I know that that ping is working and there's still problem the problem is somewhere up here but the ping is not working then I know it could be . http://646-206dump.com/