viele ipv4 ports werden blockiert?

[Jens Thiele]

Hi,

scheinbar werden viele ipv4 ports blockiert? Z.Bsp. Port 5443:

Port 5222 geht:
$ tcptraceroute.mt jabber.ccc.de 5222
Selected device wlan11, address 10.119.232.191, port 41101 for outgoing packets
Tracing the path to jabber.ccc.de (146.255.57.229) on TCP port 5222 (xmpp-client), 30 hops max
 1  10.119.224.4  13.432 ms  13.706 ms *
 2  169.254.4.189  14.664 ms  17.580 ms  26.287 ms
 3  lag4.core2-dus3.bb.as24961.net (62.141.47.218)  96.715 ms  16.735 ms  66.473 ms
 4  lag7.core1-dus-ix.bb.as24961.net (62.141.47.87)  171.702 ms  125.443 ms  45.479 ms
 5  te3-3.edge01.ix.fra.nessus.at (80.81.194.100)  110.609 ms  34.027 ms  40.196 ms
 6  ip077244255119.rev.nessus.at (77.244.255.119)  34.375 ms  29.290 ms  42.342 ms
 7  jabber.ccc.de (146.255.57.229) [open]  28.995 ms  29.336 ms  27.198 ms

Port 5443 wird blockiert:
$ tcptraceroute.mt jabber.ccc.de 5443
Selected device wlan11, address 10.119.232.191, port 58321 for outgoing packets
Tracing the path to jabber.ccc.de (146.255.57.229) on TCP port 5443, 30 hops max
 1  10.119.224.4  15.812 ms  13.630 ms  14.275 ms
 2  10.119.224.4  12.478 ms !p  12.947 ms !p  15.446 ms !p

viele Grüße
Jens