maybe I should add that I did:
debug icmp trace
then was pinged from outside... whats debug said ?? taht crazy ? what means: untranslating ??
(there is static (in,out) 6x.2x.2xx.6x 192.0.0.10
firewall (config)#
32: ICMP echo-request from outside:2xx.2xx.1xx.2xx to 6x.2x.2xx.6x ID=512 seq=4864 length=40
33: ICMP echo-request: untranslating outside:6x.2x.2xx.6x to inside:192.0.0.10
34: ICMP echo-request from outside:2xx.2xx.1xx.2xx to 6x.2x.2xx.6x ID=512 seq=5120 length=40
35: ICMP echo-request: untranslating outside:6x.2x.2xx.6x to inside:192.0.0.10
36: ICMP echo-request from outside:2xx.2xx.1xx.2xx to 6x.2x.2xx.6x ID=512 seq=5376 length=40
37: ICMP echo-request: untranslating outside:6x.2x.2xx.6x to inside:192.0.0.10
38: ICMP echo-request from outside:2xx.2xx.1xx.2xx to 6x.2x.2xx.6x ID=512 seq=5632 length=40
39: ICMP echo-request: untranslating outside:6x.2x.2xx.6x to inside:192.0.0.10
firewall (config)#