Passwords and Security

Passwords and security are of utmost importance for the security of your router. This chapter provides the information you need to configure your E Series router to be secure for all levels of users.

This chapter contains the following sections:

• Overview
• Platform Considerations
• Setting Basic Password Parameters
• Setting and Erasing Passwords
• Vty Line Authentication and Authorization
• Virtual Terminal Access Lists
• Secure System Administration with SSH
• Restricting User Access
• Denial of Service (DoS) Protection