Securing Network Devices

Securing Network Devices

1. Router Security

   • Router Hardening
   • Physical Security
   • Operating System

2. Secure Administrative Access

   • Remote Access
     • HTTP
     • SSH
       • VTY
         • TYPE 7
     • SNMP
     • HTTPS
   • Access Security
     • password
       • Type 9
       • Type 8
       • MD5
     • Configuring Login Enhancement Features

3. Configuring and Assigning Privilege Levels

   • Privilege level 10
   • Privilege level 15
   • Privilege level 5
   • Limitations

4. Role-Based CLI Access

   • Role-Based Views
     • Root View
       • CLI View
         • Superview
   • Configuration

5. IOS Image Resilience

   • Configuration

6. Recovering a Router Password

7. Type of Management Access

   • Out-of-band (OOB)
   • In-band

8. Syslog

   • Levels
     • 1/Alert
     • 2/Crit
     • 3/Err
     • 4/Warning
     • 5/notice
     • 0/Emerg
     • 6/Info
     • 7/Debug

9. SNMP

   • Get
   • Trap
   • Set
   • UDP/161,162

10. NTP

11. CDP

12. LLDP

13. Routing Protocol Spoofing

    • MD5
    • OSPF
      • SHA

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