Some Netgear Switching useful commands

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Configuration

  • Switch model : Netgear M4300-28G

Commands

  • Privileged EXEC mode :
Switch> enable
  • Global config mode :
Switch# configure
  • Get firmware, serial number and hardware informations :
Switch# show version
  • Change hostname :
Switch (config)# hostname Switch
  • Save current config :
Switch# copy system:running-config nvram:startup-config
  • Set switch ip :
Switch (config)# interface vlan1
ip address 192.168.1.100 /24
  • Add ip gateway :
Switch (config)# ip default-gateway 192.168.1.254
  • Set dns :
Switch (config)# ip name server 80.67.169.12
  • Reboot :
Switch# reload
  • Interface range :
Switch (config)# interface 1/0/1-1/0/4
  • Set clibanner :
Switch (config)# set clibanner "Access to this device is prohibited

Enter a banner message. End with the '"' symbol.

"

Users

  • Remove guest user :
Switch (config)# no username guest
  • Set admin password :
Switch (config)# username admin password "password"
  • Show users :
Switch # show users

SSH

  • Generate rsa and dsa keys :
Switch (config)# crypto key generate rsa
Switch (config)# crypto key generate dsa
  • Enable ssh service :
Switch (config)# ip ssh server enable

VLAN

  • Create a VLAN :
Switch (config)# vlan database
Switch (config-vlan)# vlan 20
Switch (config-vlan)# vlan name 20 ToIP
Switch (config-vlan)# vlan pvid 20
  • Set the access VLAN to an interface :
Switch (config)# interface 1/0/1-1/0/4
Switch (config-if)# switchport mode access
Switch (config-if)# switchport access vlan 20
  • Configure the allowed VLANs to an interface (Trunk) :
Switch (config)# interface 1/0/1
Switch (config-if)# switchport mode trunk
Switch (config-if)# switchport trunk allowed vlan 1,20

STP

  • Set RSTP :
Switch (config)# spanning-tree mode rstp
  • Set bridge priority :
Switch (config)# spanning-tree mst priority 0 4096
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