[nos-bbs] ip-ip

[Bob Tenty]

Example:

Linux shell command:  tcpdump -i eth0 |  grep ipip

Incoming packet

ipip packet arriving from a commercial address at Internet using 
ucsd.edu as gateway and addressed to amprnet.

00:50:46.081461 IP amprgw.sysnet.ucsd.edu > 69.196.157.57: IP 
116.231.27.100.10105 > ve3ql.ampr.org.13491: UDP, length 30 (ipip-proto-4)


Incoming packet

ipip packet amprnet to amprnet using the relevant gateways

00:58:21.885056 IP sharon.esrac.ele.tue.nl > 69.196.157.57: IP 
pi1ehv.ampr.org > port.ve3mch.ampr.org: ICMP echo reply, id 161, seq 0, 
length 12 (ipip-proto-4)


Outgoing packet

ipip packet amprnet to amprnet using the relevant gateways.



00:58:21.738032 IP 69.196.157.57 > sharon.esrac.ele.tue.nl: IP 
port.ve3mch.ampr.org > pi1ehv.ampr.org: ICMP echo request, id 161, seq 
0, length 12 (ipip-proto-4)



73,

Bob VE3TOK

On 10-11-23 11:48 AM, N0MR wrote:
> Thanks to all for the words on ip-ip. There seems to be some confusion 
> on what works and what should work. Can someone put out a test 
> procedure that we can use to verify the ip-ip function. It would be 
> nice if there was a test for both outgoing and incoming packets. 
> Documentation with a screen dump would be nice.
>
> Jerry, N0MR
>
>
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