News and Tools
- Authentication vs. Federation vs. Single Sign On (SSO)
- A Cyberattack Hobbles Atlanta, and Security Experts Shudder by Alan Blinder and Nicole Perlroth, March 27, 2018
- Why Are Cities So Vulnerable to Cyber Attack? by Linda Poon Mar 30, 2018 #
- Standard IP Access List
- Filters network traffic by examining the source IP address in a packet
- access-list numbers: 1-99 or 1300-1999
- Extended IP Access List
- Can evaluate many of the other fields in the layer 3 and layer 4 headers of an IP packet.
- Can evaluate source and destination IP addresses, the protocol field in the Network layer header, and the port number at the Transport layer header.
- access-list numbers: 100-199 or 2000-2699
- Inbound access list: applied to inbound packets on an interface, before being routed.
- Outbound access list: applied to outbound packets on an interface.
- An access list must be applied to an interface to be executed
|Standard ACL (1-99)||Extended ACL (100-199)|
|applied closest to the destination||applied closest to the source|
|Denies or Permits: source IP address||Denies or Permits: source IP address|
destination IP address
port or service
Lab-06: Chapter 10 Hands-On Labs
- Use Cisco Packet Tracer v7.2 or newer.
- How to Use Cisco Packet Tracer on Mac OS X
- Download and install Virtual Box
- Download Ubuntu OS, and use it to create a VM in Virtual Box
- From within the Ubuntu VM, download and install Packet Tracer for Linux.