From: Przemyslaw Karwasiecki (karwas@xxxxxxxxxxxxx)
Date: Thu Aug 22 2002 - 12:38:43 GMT-3
Not every device respond to ICMP echo request send to broadcast.
It depends on how broken IP stack in particular device is.
You have pretty good ratio -- based on TTL I am assuming that
only 2 devices are responding, which gives you 2 broken
implementations for 100 devices. :-)
Przemek.
On Thu, 2002-08-22 at 10:33, Luis Miguel Gil wrote:
> yes, but in the segment there is more than 100 devices... why I don't
> receive 100 x 5 = 500 echo replays ????
>
>
> -----Original Message-----
> From: Jim Voyles [mailto:jvoyles@cisco.com]
> Sent: Thursday, August 22, 2002 4:25 PM
> To: Luis Miguel Gil
> Subject: RE: ping broadcast
>
>
> Any one on the 10.x.x.x network segemnet that the wire is connected to
>
> Jim Voyles
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> Luis Miguel Gil
> Sent: Thursday, August 22, 2002 10:12 AM
> To: ccielab@groupstudy.com
> Subject: ping broadcast
>
>
> hi all,
> when I ping to a broadcast address, i.e. 10.255.255.255, I receive the
> normal response:
>
> U:\>ping 10.255.255.255
>
> Pinging 10.255.255.255 with 32 bytes of data:
>
> Reply from 10.255.255.255: bytes=32 time=80ms TTL=255
> Reply from 10.255.255.255: bytes=32 time<10ms TTL=60
> Reply from 10.255.255.255: bytes=32 time<10ms TTL=255
> Reply from 10.255.255.255: bytes=32 time<10ms TTL=60
>
> Ping statistics for 10.255.255.255:
> Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
> Approximate round trip times in milli-seconds:
> Minimum = 0ms, Maximum = 80ms, Average = 20ms
>
>
> Who is replying me ?
This archive was generated by hypermail 2.1.4 : Sat Sep 07 2002 - 19:48:33 GMT-3