A Cisco firewall, like any other networking device, offers several ways for the administrative user to connect to and interact with the firewall. Users usually need to make changes to the firewall's security policies and configuration, monitor firewall activity, and troubleshoot traffic handling. All interaction with a firewall is based on a common user interface, which can be described as follows:
A Cisco firewall supports user access by these methods:
- Command-line interface (CLI) by an asynchronous console connection
- CLI by a Telnet session
- CLI by Secure Shell (SSH) version 1.x or 2 (PIX 7.x only)
- PIX Device Manager (PDM) through a web browser (PIX 7.x refers to the PDM as the Adaptive Security Device Manager [ASDM]) ...