Extended Pings can record routes that packets take

June 16, 2007 at 6:55 pm | Posted in Blogroll | 1 Comment

CME1#ping
Protocol [ip]:
Target IP address: 32.29.1.1
Repeat count [5]:
Datagram size [100]:
Timeout in seconds [2]:
Extended commands [n]: y
Source address or interface:
Type of service [0]:
Set DF bit in IP header? [no]:
Validate reply data? [no]:
Data pattern [0xABCD]:
Loose, Strict, Record, Timestamp, Verbose[none]: record
Number of hops [ 9 ]:
Loose, Strict, Record, Timestamp, Verbose[RV]:
Sweep range of sizes [n]:
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 32.29.1.1, timeout is 2 seconds:
Packet has IP options:  Total option bytes= 39, padded length=40
 Record route: <*>
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)

Reply to request 0 (1 ms).  Received packet has options
 Total option bytes= 40, padded length=40
 Record route:
   (32.29.1.2)
   (32.29.1.1)
   (32.29.1.1)
   (32.29.1.2) <*>
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
 End of list

Reply to request 1 (4 ms).  Received packet has options
 Total option bytes= 40, padded length=40
 Record route:
   (32.29.1.2)
   (32.29.1.1)
   (32.29.1.1)
   (32.29.1.2) <*>
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
 End of list

Reply to request 2 (4 ms).  Received packet has options
 Total option bytes= 40, padded length=40
 Record route:
   (32.29.1.2)
   (32.29.1.1)
   (32.29.1.1)
   (32.29.1.2) <*>
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
 End of list

Reply to request 3 (1 ms).  Received packet has options
 Total option bytes= 40, padded length=40
 Record route:
   (32.29.1.2)
   (32.29.1.1)
   (32.29.1.1)
   (32.29.1.2) <*>
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
 End of list

Reply to request 4 (4 ms).  Received packet has options
 Total option bytes= 40, padded length=40
 Record route:
   (32.29.1.2)
   (32.29.1.1)
   (32.29.1.1)
   (32.29.1.2) <*>
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
   (0.0.0.0)
 End of list

Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms

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  1. […] Record Option Over at Cisco Notepad there is a nice post about the record ping option.  I haven’t used this option before.  From the Cisco documentation: Record is a very useful […]


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