Configuring Extreme Switches - Useful Commands

Restore to factory:

• unconfig switch all

Restore to factory but retain configured user accounts and passwords

• unconfig switch

Initial configuration

Default username = admin 

No password

Change admin password

• conf account admin

List saved config

• show config

Add a VLAN (name is case sensitive)

• create vlan "name"
• conf vlan "name" tag "tag number"

Remove a VLAN

• delete vlan "name"

Configure IP address for switch management - mask must be in decimal form, not CIDR

• conf vlan "name" ipaddress "ip" "mask"

Configure default gateway

• conf iproute add default "gateway address"

Change hostname

• conf snmp sysname "name"
• conf snmp syslocation "location"

Generate SSH key - changing hostname requires a new key to be generated

• enable SSH2

Add a VLAN to a port

• conf vlan "name" add port port number (tagged)

Remove a VLAN from a port

• conf vlan "name" del port port number

View VLAN port information

• show port port number in de

Show port based on MAC address

• show fdb "MAC address"

Add an electronic display name to a port

• conf port "port number" display-string "text"

Remove an electronic display name from a port

• conf port "port number" display-string ""

View the MAC address plugged into a port

• show fdb port "port number"