crypto isakmp keepalive Adds the Firewall-Are-U-There attribute to the server group if your PC is running the Black Ice or Zone Alarm personal firewalls. dns Specifies the primary and secondary DNS servers. domain (isakmp-group) Specifies the DNS domain to which a group belongs. firewall ...
crypto isakmp keepalive 60 3 The 60 indicates that a keepalive or DPD message is sent every 60 seconds. Once a DPD message is missed by the peer, the router moves to a more aggressive state, sending DPD retry messages every 3 seconds. After 5 aggressive DPD retries, the tunnel is mar...
crypto mib topn crypto isakmp aggressive-mode disable crypto isakmp aggressive-mode disable To block all Internet Security Association and Key Management Protocol (ISAKMP) aggressive mode requests to and from a device, use the crypto isakmp aggressive-mode disable command in global configuration mode. ...