Configure the Management IP

1. Connect a management station to the console port using either an Ethernet to serial adapter or DB-9 serial cable.
   
2. Using PuTTY, or other terminal emulator, connect to the switch using serial port connection. Be sure that serial connection is set properly: - 9600 baud - 8 data bits - 1 stop bit
   
   
3. Using the console session, perform the following 
   a At the password prompt, press ENTER(RETURN) twice.
   b Enter user: admin
   c For the Password: simply press ENTER 
4. #configure vlan 1 ipaddress x.x.x.x/x
5. #configure iproute add default x.x.x.x 
6. #save config 
7. #reboot 

Steps to Reset and Reconfigure Extreme Network Switch: (Optional)

1. #unconfigure switch 
   It will ask for Restore Factory Defaults: Give Yes  
2. login:admin  
3. password: (blank – just press Enter)
   
   
   
   It will ask for security settings
   press q 
   It will take the default settings  
4. Host name configuration 
   #configure snmp sysname xxxxxxxxxxx
   
   #enable cli scripting permanent
    
5. Creating Username and Password  
   #create account admin xxxxxxx 
   
   
6. #enable ssh 
   
   
7. #show vlan  
   
   
   
   
8. #configure vlan 1 ipaddress x.x.x.x/x  OR (#con mgmt ipa x.x.x.x/x)  
   
   
9. #configure iproute add default x.x.x.x  
10. #save config 
11. #reboot 

Layer 3 Configuration - InternalNet and ExternalNet

Enter Configuration Mode 

1. #enable
   
2. #configure terminal
   

Set A Virtual Gateway for Access Ports 

1. Create VLAN for Internal Network
   #create vlan "InternalNet" tag xx
2. Configure IP Address for Internal Network
   #configure vlan "InternalNet" ipaddress x.x.x.x/x
3. Enable IP forwarding for Internal Network
   enable ipforwarding vlan “InternalNet” 
4. Assign Ports to Internal Network VLAN
   configure vlan "InternalNet" add ports 1-15 untagged 

Set IP Address for Uplink Port

1. Create VLAN for External Network
   #create vlan “ExternalNet” tag xx 
2. Configure IP Address for External Network
   #configure vlan “ExternalNet” ipaddress x.x.x.x/x 
3. Enable IP forwarding for External Network
   #enable ipforwarding vlan “ExternalNet” 
4. Assign Port to External Network VLAN
   #configure vlan “ExternalNet” add port x untagged

Set Default Route to Core Switch

1. #configure iproute add default x.x.x.x/x

Useful Commands

1. Delete default route
   #configure iproute delete default x.x.x.x/x
   
2. Unconfigure ExternalNet IP address
   #unconfigure vlan "ExternalNet" ipaddress
   
3. Configure access port
   #configure vlan 1 add ports 1 untagged