Difference between revisions of "Ping cisco ios"
From Teknologisk videncenter
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Revision as of 09:41, 14 March 2013
When using Cisco IOS to ping, single character response codes are shown on-screen.
R1#<input>ping 172.16.4.17</input>
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.4.17, timeout is 2 seconds:
<notice>!.U!.</notice>
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/8 msPing character explanations
| Character | Explanation |
|---|---|
| ! | Each exclamation point indicates receipt of a reply |
| . | Each period indicates the network server timed out while waiting for a reply |
| U | A destination unreachable error PDU was received |
| Q | Source quench (destination too busy) |
| M | Could not fragment |
| ? | Unknown packet type |
| & | Packet lifetime exceeded |