Securing Privileged EXEC Access: Always use enable secret for password encryption.Įncrypting Switch Passwords: You can encrypt all passwords assigned to a switch using the service password-encryption command. Securing Virtual Terminal Access: There are 16 available default Telnet sessions as opposed to the 5 sessions set up for a router. If anyone finds any errors or omissions, please let me know at:Ĭonfiguring Switch Security Console MAC Address Flooding Security Tools Passwords Telnet Attacks Encryption Port Security Spoofing Attacks CDP Attacks Telnet / SSH Password Recovery His material and additional information was used as a reference in their creation. Thanks must go out to Rick Graziani of Cabrillo College. NOTE: The voice keyword is available only if a voice VLAN is first configured on a port and if that port is not the access VLAN.Presentation on theme: "Switch Concepts and Configuration Part II"- Presentation transcript:ġ Switch Concepts and Configuration Part IIĬhapter 2 Switch Concepts and Configuration Part IIĢ Note for Instructors These presentations are the result of a collaboration among the instructors at St. Switch(config-if)#switchport port -security mac-address sticky vlan 10 voiceĬonverts all dynamic port security-learned MAC addresses to sticky secure MAC addresses on voice VLAN 10 Switch(config-if)# switchport port -security mac-address stickyĬonverts all dynamic port security-learned MAC addresses to sticky secure MAC addresses Switch(config)#interface fastethernet 0/5 If this file is saved, the sticky MAC addresses will not have to be relearned when the switch is rebooted, providing a high level of switch port security. These addresses are stored in the running configuration file. Sticky MAC addresses limit switch port access to a specific MAC address that can be dynamically learned, as opposed to a network administrator manually associating a MAC addresses with a specific switch port. Sticky MAC addresses are a feature of port security.
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