Solusan

Disponemos de este router cisco:

# show version

Cisco Internetwork Operating System Software
IOS (tm) C837 Software (C837-K9O3Y6-M), Version 12.2(13)ZH2, EARLY DEPLOYMENT RELEASE SOFTWARE (fc1)
Synched to technology version 12.2(14.5)T
TAC Support: http://www.cisco.com/tac
Copyright (c) 1986-2003 by cisco Systems, Inc.
Compiled Tue 22-Jul-03 09:37 by ealyon
Image text-base: 0x800131E8, data-base: 0x80AA14DC

Para aceder al mismo:

# telnet ip_del_router
# enable
# configure terminal
# ip nat inside source static tcp 192.168.0.15 443 interface ATM0.1 443
# end
# write memony

ó

# copy running-config startup-config

Para eliminar dicha traducción:

# no ip nat inside source static tcp 192.168.0.15 443 interface ATM0.1 443
# write memony

Para troubleshutting.

# show ip nat translations
# show ip nat translations | include 443

Gracias, LLuis Folch.