how to create vlan in cisco switch

Port security Configuration for the Cisco PT Simulation Experiment (7) switchExperimental Purpose : Master the port security function of the switch, control the user's secure accessExperimental Background : The company network adopts the personal fixed IP Internet program, in order to prevent the company internal User IP address borrowing, using, unauthorized access to the

Upgrade object: WS-C3750-24TS-E Ingredients: Cisco TFTP server, one cable (connecting hosts and switches), my ThinkPad Local Area Connection: 2.2.2.1 3750-vlan 1:2.2.2.2 Telnet to the switch for configuration 1. Setting up a TFTP server Close other network connections on the host to ensure that the TFTP server address is a locally attached IP (2.2.2.1). Copy th

Tags: Cisco MDS zone san Configure a Cisco MDS Optical Fiber storage switch (MDS multilayer Director Switch multi-layer optical fiber array switch)General process: 1: Create a vsan, add the port to vsan2:

will modify the registry, intercept the EMAIL address information, and destroy the local machine while spreading it over the Internet by EMAIL. At the same time, the virus will create cmd.exe in the tcpport 444444and listen to UDP port 69. When there is a service request, the msblast.exe file will be sent. Cisco switch security: Revealing the red code Red Code)

Switch configuration command base user mode hostname#; Switch Configuration Command Basics User mode hostname#; Privileged mode hostname (config) #; Global configuration mode hostname (CONFIG-IF) #; Switch Password settings: Switch Basic configuration Includes VLAN

Cisco switch snmp setting commandCisco switch snmp setting command (from Cisco switch command list)94. set snmp Command Options: set snmp community {read-only | ready-write | read-write-all} [community_string]95. set snmp trap Command Format:Set snmp trap {enable | disable}

First, switch configuration snmp-server Community public roSnmp-server Enable trapsSnmp-server Host *.*.*.* version 2c publicsnmp-server trap-source VLAN 1Two, Nagios server configurationDownload check_traffic.sh script, chech_traffic.sh not nagios-plugins comes with plug-in, need to download it yourself.chmod 777 check_traffic.sh Giving script execution permissions 1. Get the index information for the

The IT Certification Examination Resources Network has collected a number of training materials for Cisco agents, including answers to pre-sales questions concerning routers, switches, IP/TV, firewalls, VPNs, network management, HFCs, VOIP, and equipment procurement., it can also be used as an entry-level document.12. Question: Which switches Does Cisco currently support layer-3 switching?Answer: Catalyst 2

We have explained a lot about the configurations of CISCO switches. Here we will mainly explain the port security configurations of CISCO 3550 switches. Scenario: There is a CISCO3550 switch in a certain unit. For the sake of network security, the security requirements for some ports are high, that is, only the specified host can be connected, for example, if you

Ideas--Privileged password settings--vlan1 ip--configuration gateway--Remote login password settingsSwitch>enable Entering privileged modeSwitch#config Terminal into global modeSwitch (config) #hostname WR1 to change the name of the device for easy configuration laterWR1 (config) #enable password 123 configuration password 123WR1 (config) #interface vlan 1 into vlan1 configurationWR1 (config-if) #ip address 10.0.0.1 255.255.255.0WR1 (config-if) #no S

For complete syntax and application information about this chapter, seeCatalyst 3550 Multilayer Switch Command ReferenceAnd Cisco IOS Interface Command Reference For Release 12.1. Understanding Interface Types This section describes different interface types and some reference content for configuring these interfaces in detail in other sections. Other sections describe the configuration process of physi

Hostname Public-wanLogging Buffered 65536Service Timestamps Debug datetime localtimeService Timestamps log datetime localtimeService Password-encryptionNo IP domain-lookupVTP mode TransparentEnable Secret publicerrdisable recovery Cause Pagp-flaperrdisable recovery Cause Link-flaperrdisable recovery cause loopbackerrdisable recovery Cause Bpduguarderrdisable recovery interval 30Port-channel load-balance Src-dst-ipVLAN 8Interface Vlan1ShutdownInterface VLAN