This is a part of collection of Switch/Router tips from the time I worked as system admin:

Disclaimer:
The information below is the result of my researches in the Internet and of my experiences. It is solely used for my purpose and may not be suitable for others.

Change Password (Default is blank) # configure account admin # save

Configure proper IP address # config vlan default ipaddress 172.24.19.100 255.255.255.0 # save

Check default gateway # sh iproute

Add default route # config iproute add default 172.24.19.1 1 # save

That's all!
-gibb