Talking to Your Cisco Router (Through the Console)

Access to the router's console (in most cases) is required for access to the operating system for initial setup and configuration. After the router is online, Telnet can be used to access a virtual router terminal port.

After the router is online, Simple Network Management Protocol (SNMP) can be an alternative to the router's Command-Line Interface (CLI) to make changes and gather information about the router. Like Telnet, SNMP is dependent on TCP/IP for transport. Therefore, it requires TCP/IP to be enabled, in addition to its own protocol configuration. Once SNMP is configured and running on the router, an SNMP manager is used to send and receive commands. SNMP configuration will be covered ...

Get Understanding the Network: A Practical Guide to Internetworking now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.