Creating a site-to-site VPN tunnel. Creating a client-to-site (remote user) VPN tunnel. Between two servers to authenticate and/or encrypt traffic. For an in-depth explanation of IPSec, you can take a look at my IPSec lesson. PPTP. PPTP (Point to Point Tunneling Protocol) is one of the older VPN protocols, it was released around 1995.
In Cisco ASA-land, this would be resolved by "clear crypto isakmp sa
Issue these commands to clear the IPSec and Internet Security Association and Key Management Protocol (ISAKMP) security associations on the router: clear crypto isakmp-This command deletes the active IKE security associations. clear crypto sa-This command deletes …
セキュリティ コンフィギュレーション ガイド: セキュア接続 … Dynamic Multipoint VPN(DMVPN) Cisco Easy VPN Remote; %CRYPTO-5-SESSION_STATUS: Crypto tunnel is UP. Peer 10.2.2.9:500 Description: connection from site A Id: ezvpn Router# clear crypto session. 暗号セッション(IPSec および IKE SA)を削除します。 How To Install a VPN on Your Router | PCMag Dec 24, 2018
Dec 24, 2018
Step 02: Use following commands to create a tunnel interface, configure an IPv4 Address for the new tunnel interface and to configure a source and destination for the tunnel interface in R2.R2#configure terminal Enter configuration commands, one per line. End with CNTL/Z. R2(config)#interface tunnel 0 R2(config-if)#ip address 10.10.10.2 255.255