The company's switch to remote access extends monitoring and now it is necessary to monitor active connections on the hardware more closely. And so how to view active connections and connection limits on the Cisco ASA. You can get General information about existing connections and tunnels by running the command.
show-sessiondb
The result of executing the command will look something like this.
# show vpn-sessiondb---------------------------------------------------------------------------VPN Session Summary---------------------------------------------------------------------------Active : Cumulative : Peak Concur : Inactive----------------------------------------------IKEv1 IPsec/L2TP IPsec : 26 : 3162 : 26Site-to-Site VPN : 19 : 934 : 21IKEv1 IPsec : 19 : 934 : 21---------------------------------------------------------------------------Total Active and Inactive : 45 Total Cumulative : 4096Device Total VPN Capacity : 250Device Load : 18%---------------------------------------------------------------------------
---------------------------------------------------------------------------Tunnels Summary---------------------------------------------------------------------------Active : Cumulative : Peak Concurrent----------------------------------------------IKEv1 : 45 : 4096 : 45IPsec : 49 : 3810 : 52IPsecOverNatT : 26 : 3146 : 26---------------------------------------------------------------------------Totals : 120 : 11052---------------------------------------------------------------------------
Where:
- Device Total VPN Capacity: 250 - the maximum number of connections, according to the license or capability of the device itself.
- Totals: 120 - the total number of active connections at the moment