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is of type Rstpswitch (config) #endSwitch #showspanning-tree nbsp//determine root switch, port role, port status, etc. # Link Test PC0 (Command prompt cmd) ping 192.168.1.4//link switch0switch>enswitch#conf tswitch (config) #inter f0/23 Turn off Port switch (config-if) #shutdownPC0 (Command prompt cmd) on the main link ping 192.168.1.4//link//Backup link flag changed from yellow to green, indicating backup link is enabled
Lab Environment: Windows 7, C
[CISCO] NAT configuration full guide vronat NAT Function configuration introduction with the rapid development of the internet, the shortage of IP addresses has become a very prominent problem. A variety of solutions have emerged to solve this problem. The following describes an effective method in the current network
(VLAN) #exitSwitch #showvtp status//viewing VTP configuration information switch#show vlanbrief// Display VLAN configuration information switch#conftswitch (config) #inter f0/1switch (config-if) #switchport accessvlan The 2//divides the port into Vlan2switch (config-if) #exitSwitch (config ) #inter f0/2switch (config-if) #switchport NBSP;ACCessvlan3//divide the port into Vlan3switch (config-if) # Exitswitc
: On the emulator, you cannot use the show port-security command on a layer 3 switchPC Settings 192.168.1.2//pc0192.168.1.3//pc1192.168.1.4//pc2192.168.1.5//pc3//Subnet mask and gateway 255.255.255.0 192.168.1.1PC (Command prompt cmd) ipconfig//view MAC address of 4 PCs separatelySwitch0 configuration switch>enswitch#conf tswitch (config) #inter rang f0/1-22switch (config-if-range) #switchport mode access/ /config
Cisco AnyConnect, under Ubuntu configuration
Windows/mac/android/ios can be downloaded to the Cisco website AnyConnect software, all have visual software can be used.Linux can be connected to a Cisco VPN with VPNC.
sudo apt-cache search VPNC
You can see that a number of related packages have been returned. One of the
3.12 layer-3 Switching
Purpose:
1. master the basic configurations of layer-3 switching for inter-VLAN communication.
2. Understand the implementation principle of layer-3 switching.
Tutorial topology:
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Tutorial steps:
1. Deploy the Trunk link between SW1 and SW2 Based on the topology shown in the figure. The configuration is as follows:
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