Firewall (UTM) [Cisco Firepower(ASA)] How to deal with Smart Licensing [Offline/PLR]
Operation confirmation environmentFirepower 2100 seriesASA OS 9.16.xSmart Licensing Support in FirepowerFirepower also r...
Firewall (UTM)
Firewall (UTM) 
Firewall (UTM) [FortiGate] Checking the operation of firmware upgrade in HA configuration
How to perform an upgrade in HAThe Admin Guide for firmware upgrades in FortiGate HA configurations states:You can upgra...
Firewall (UTM) [FortiGate] How to configure IPsec VPN (ver. 7.2.3)
Work environmentFortiGate-60Eversion 7.2.3Steps to configure IPsec VPNHere, consider configuring IPsec VPN in the follow...
Firewall (UTM) [Cisco] Telnet/SSH management access settings and notes on Firepower (ASA)
Operation confirmation environmentFirepower 2100 seriesASA OS 9.16.xConfiguration for Telnet access on Firepower(ASA)Con...
Firewall (UTM) [Cisco] Firepower(ASA) Configuration Tips
InterfaceLoopback Interface cannot be configured on ASA.FailoverIf you use one interface as Failover link and Stateful f...
Firewall (UTM) [FortiGate] Port forwarding configuration example [Destination NAPT]
Work environmentFortiGate-VMversion 7.0.5Port forwarding example As shown in the figure below, configure the FortiGate s...
Firewall (UTM) [FortiGate] Save and check firewall logs
Work environmentFortiGate-60Eversion 7.2.1Save firewall logsFortiGate sets whether to save traffic logs for each firewal...
Firewall (UTM) About nslookup on FortiGate [name resolution]
Work environmentFortiGate-60Eversion 7.2.1"nslookup" on FortiGateThere is an nslookup command that can be used for name ...
Firewall (UTM) [FortiGate] How to configure link aggregation
Work environmentFortiGate-60Eversion 7.0.6Link Aggregation in FortiGateLink aggregation can be configured with FortiGate...
Firewall (UTM) [FortiGate] How to configure HA (high availability)
Work environmentFortiGate-VMversion 7.0.5What is HA (High Availability)?HA is a redundant configuration using two FortiG...