| 8 |
Echo |
0 |
Echo request |
| 0 |
Echo Reply |
0 |
Echo reply |
| 3 |
Destination Unreachable |
0 |
Destination network unreachable |
| |
|
1 |
Destination host unreachable |
| |
|
2 |
Destination protocol unreachable |
| |
|
3 |
Destination port unreachable |
| |
|
4 |
Fragmentation required, and DF flag set |
| |
|
5 |
Source route failed |
| |
|
6 |
Destination network unknown |
| |
|
7 |
Destination host unknown |
| |
|
8 |
Source host isolated |
| |
|
9 |
Network administratively prohibited |
| |
|
10 |
Host administratively prohibited |
| |
|
11 |
Network unreachable for TOS |
| |
|
12 |
Host unreachable for TOS |
| |
|
13 |
Communication administratively prohibited |
| |
|
14 |
Host Precedence Violation |
| |
|
15 |
Precedence cutoff in effect |
| 4 |
Source Quench |
0 |
Source quench (congestion control) |
| 5 |
Redirect Message |
0 |
Redirect Datagram for the Network |
| |
|
1 |
Redirect Datagram for the Host |
| |
|
2 |
Redirect Datagram for the TOS & network |
| |
|
3 |
Redirect Datagram for the TOS & host |
| 9 |
Router Advertisement |
0 |
Router Advertisement |
| 10 |
Router Solicitation |
0 |
Router discovery/selection/solicitation |
| 11 |
Time Exceeded |
0 |
TTL expired in transit |
| |
|
1 |
Fragment reassembly time exceeded |
| 12 |
Parameter Problem: Bad IP header |
0 |
Pointer indicates the error |
| |
|
1 |
Missing a required option |
| |
|
2 |
Bad length |
| 13 |
Timestamp |
0 |
Timestamp |
| 14 |
Timestamp Reply |
0 |
Timestamp reply |
| 15 |
Information Request |
0 |
Information request |
| 16 |
Information Reply |
0 |
Information reply |
| 17 |
Address Mask Reques |
0 |
Address mask request |
| 18 |
Address Mask Reply |
0 |
Address mask reply |
| 30 |
Traceroute |
0 |
Information request |