(Cisco FireWall Services Module) The firewall in Cisco's Catalyst switches and routers. The technology stems from Cisco's earlier, stand-alone PIX devices. See Cisco ASA and Cisco PIX.
"Cisco FWSM." YourDictionary, n.d. Web. 16 May 2018. <http://www.yourdictionary.com/cisco-fwsm>.
Cisco FWSM. (n.d.). Retrieved May 16th, 2018, from http://www.yourdictionary.com/cisco-fwsm