Few days ago someone (probably) did something to the transparent https proxy
that buffers me from the world.

Since then, I cannot access https servers. It is my problem, and not the
proxy maintainers', because Windows machines seems to be immune to this.

I don't really know where to start looking for an answer. All I know is that
telneting to an https server causes a flood of ACKs right after the connection
is established. I'd love hearing some ideas.

Using FC1, kernel 2.4.22. The beginning of an extremely boring tcpdump follows.

19:27:00.568656 danken-lap.32848 > server.https: S 2458091977:2458091977(0) win 
5840 <mss 1460,sackOK,timestamp 544188 0,nop,wscale 0> (DF) [tos 0x10] 
19:27:00.587290 server.https > danken-lap.32848: S 2237799451:2237799451(0) ack 
2458091978 win 16384 (DF)
19:27:00.587314 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.589938 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727597 544188> (DF)
19:27:00.589953 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.592834 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727597 544188> (DF)
19:27:00.592844 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.596724 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727597 544188> (DF)
19:27:00.596733 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.599182 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727597 544188> (DF)
19:27:00.599192 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.601536 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727598 544188> (DF)
19:27:00.601545 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.603536 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727598 544188> (DF)
19:27:00.603547 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.605561 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727598 544188> (DF)
19:27:00.605571 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.607912 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727598 544188> (DF)
19:27:00.607922 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.609851 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727599 544188> (DF)
19:27:00.609860 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.612200 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727599 544188> (DF)
19:27:00.612210 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.614465 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727599 544188> (DF)
19:27:00.614474 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.616581 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727599 544188> (DF)
19:27:00.616590 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.620711 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727600 544188> (DF)
19:27:00.620720 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.624248 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727600 544188> (DF)
19:27:00.624257 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.627768 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727600 544188> (DF)
19:27:00.627778 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.631333 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727601 544188> (DF)
19:27:00.631343 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.634099 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727601 544188> (DF)
19:27:00.634108 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.636764 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727601 544188> (DF)
19:27:00.636774 danken-lap.32848 > server.https: . ack 1 win 5840 (DF) [tos 
0x10] 
19:27:00.638857 server.https > danken-lap.32848: . ack 1 win 16384 
<nop,nop,timestamp 546727601 544188> (DF)


-- 
Dan Kenigsberg        http://www.cs.technion.ac.il/~danken        ICQ 162180901

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