ping => multicast group

From: Sami (sy1977@gmail.com)
Date: Fri Jun 09 2006 - 08:31:59 ART


Group,

While doing some multicast lab , I found very stange behaviour of ping when
I ping group address , some time I get 1 ping reply sometime 2 and sometime
3..

Could some explain why ping is behaving like this ?

R1#ping 225.25.25.25

Type escape sequence to abort.
Sending 1, 100-byte ICMP Echos to 225.25.25.25, timeout is 2 seconds:

Reply to request 0 from 141.1.123.3, 124 ms
Reply to request 0 from 141.1.123.3, 164 ms
R1#ping 239.39.39.39

Type escape sequence to abort.
Sending 1, 100-byte ICMP Echos to 239.39.39.39, timeout is 2 seconds:

Reply to request 0 from 141.1.123.3, 232 ms
R1#ping 225.25.25.25

Type escape sequence to abort.
Sending 1, 100-byte ICMP Echos to 225.25.25.25, timeout is 2 seconds:

Reply to request 0 from 141.1.123.3, 112 ms
Reply to request 0 from 141.1.123.3, 152 ms
Reply to request 0 from 141.1.123.3, 136 ms
R1#ping 239.39.39.39

Type escape sequence to abort.
Sending 1, 100-byte ICMP Echos to 239.39.39.39, timeout is 2 seconds:

Reply to request 0 from 141.1.123.3, 220 ms
R1#

Thanks,



This archive was generated by hypermail 2.1.4 : Sat Jul 01 2006 - 07:57:32 ART