shell vs. process

[Luis]

Have you tried on another site/IP address? I usually use Cisco, they 
don't block pings.

Cheers,

Luis.


Trevor DeVore wrote:
> On Oct 9, 2006, at 4:23 PM, Luis wrote:
> 
>> Hiya,
>>
>> ICMPd sends the data packets in either TCP or UDP over that port 
>> number, check IANA: http://www.iana.org/assignments/port-numbers
>>
>> Here is the packet structure: 
>> http://www.techbooksforfree.com/intro_to_data_com/page253.html
> 
> Luis,
> 
> How sure are you that ping over port 5813 using TCP should work on any 
> system setup to look for ICMP echo mmessages?  I tried opening a socket 
> to google over that port and I get a socketTimeout.
> 
> open socket "66.102.7.99:5813"
> 
> If I run ping from terminal (OS X) then the ping to the same address 
> works.  I can see in my traffic watcher (see below) that the protocol 
> being used is ICMP (Protocol: 1).
> 
> Any of you network gurus know if ping is possible with Rev right now 
> using sockets?
> 
> 
> --Trevor DeVore
> Blue Mango Learning Systems - www.bluemangolearning.com
> trevor at bluemangolearning.com
> 
> 
> Traffic Watcher Data:
> 
> 
> ICMP Echo Request packet from 10.0.1.2 to 66.102.7.99 (64 bytes)
> IP Header:
> Version: 4; Header Length: 20; TOS: 0; Packet Length: 84
> Identifier: 12052; Fragment Offset: 0
> Time To Live: 64; Protocol: 1; Header Checksum: 63178
> ICMP Header:
> Type: 8; Code: 0; Checksum: 63770
> Identifier: 0; Sequence Number: 12834
> Data:
> 08 00 F9 1A  0C B3 00 00  45 2B 32 22  00 07 8F DA  ........E+2"....
> 08 09 0A 0B  0C 0D 0E 0F  10 11 12 13  14 15 16 17  ................
> 18 19 1A 1B  1C 1D 1E 1F  20 21 22 23  24 25 26 27  ........ !"#$%&'
> 28 29 2A 2B  2C 2D 2E 2F  30 31 32 33  34 35 36 37  ()*+,-./01234567
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