Cisco: How to disconnect site-to-site vpn on cisco pix via commandline

In the old versions of the asdm and ios it isn’t possible to disconnect via the gui.

Via a telnet session you can rebuild the tunnel, you do this at the following way:

  • Login via telnet on your pix
  • Type enable (en)
  • Then login into the configure terminal (conf t)
  • Then type clear isakmp sa
  • After you done this the pix has disconnected the vpn tunnel

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