Cisco ASA - Static Route Configuration

Login to Cisco ASA, enter into configuration mode, and use "route" command to add static route.

Syntax:

route <interface-name> <destination IP> <subnet mask> <next-hop IP>

Example:

In this example, 
Destination Network & Subnet mask: 10.100.21.0 255.255.255.0
Next-hop IP: 10.100.75.40


Cisco-ASA>
!!Enter into the privileged mode!!
Cisco-ASA>
Cisco-ASA> enable
Cisco-ASA#
!!Enter into the configuration mode!!
Cisco-ASA#
Cisco-ASA# configure terminal
Cisco-ASA(config)#
Cisco-ASA(config)# route inside-int 10.100.21.0 255.255.255.0 10.100.75.40
Cisco-ASA(config)#
Cisco-ASA(config)# 
!!"write memory" for the new configuration to survive reboot!!
Cisco-ASA(config)#
Cisco-ASA(config)# write memory
Cisco-ASA(config)#