Split ipv4 header into 16 bit words

2019-07-21 10:45:43 +02:00 · 2019-07-21 10:45:43 +02:00 · dda1aa9c3c
commit dda1aa9c3c
parent 054c1605eb
2 changed files with 43 additions and 8 deletions
--- a/doc/plan.org
+++ b/doc/plan.org
@ -5659,6 +5659,20 @@ Vivado%
 Vivado%
 #+END_CENTER
 *** TODO 2019-07-21: whether or not to handle icmp(6) checksums
+*** TODO 2019-07-21: implement v6->v4 delta based
+#+BEGIN_CENTER
+while true; do mx h3 "echo V4-OK | socat - TCP-LISTEN:2343"; sleep 2;
+done
+
+while true; do mx h1 "echo V6-OK | socat -
+TCP6:[2001:db8:1::a00:1]:2343"; sleep 2; done
+
+ mx h1 "echo V6-OK | socat - TCP6:[2001:db8:1::a00:1]:2343"
+#+END_CENTER
+
+Result: no reply, but translated packets seen on h3; wrong IPv4
+checksum; tcp checksum is ok
+-> doing manual calculation to see where diff comes from
 ** The NetPFGA saga
 Problems encountered:
 - The logfile for a compile run is 10k+ lines