Default Settings - Cisco Catalyst 2950 Software Manual

Default Settings

As shown in
information about device parameters and network data. The agent can send traps, or notification of
certain events, to the SNMP manager, which receives and processes the traps. Traps are messages
alerting the SNMP manager to a condition on the network such as improper user authentication, restarts,
link status (up or down), and so forth. In addition, the SNMP agent responds to MIB-related queries sent
by the SNMP manager in get-request, get-next-request, and set-request format.
The SNMP manager uses information in the MIB to perform the operations described in
Figure 4-1
SNMP Manager
Table 4-1
Operation
get-request
get-next-request Retrieves a value from a variable within a table.
get-response
set-request
trap
1. With this operation, an SNMP manager does not need to know the exact variable name. A
Default Settings
The switch is designed for plug-and-play operation, requiring only that you assign basic IP information
to the switch and connect it to the other devices in your network. For information about assigning basic
IP information to the switch, see the
release notes.
If you have specific network needs, you can configure the switch through its various management
interfaces.
where you can configure them from the command-line interface (CLI) and Cluster Management Suite
(CMS).
Catalyst 2950 Desktop Switch Software Configuration Guide
4-6
Figure 4-1, the SNMP agent gathers data from the MIB, which is the repository for
SNMP Network
Get-request, Get-next-request,
NMS
Get-bulk, Set-request
Get-response, traps
SNMP Operations
Description
Retrieves a value from a specific variable.
Replies to a get-request, get-next-request, and set-request sent
by an NMS.
Stores a value in a specific variable.
An unsolicited message sent by an SNMP agent to an SNMP
manager about some event that has occurred.
sequential search is performed to find the needed variable from within a table.
Table 4-2 lists the key software features, their defaults, their page numbers in this guide, and
Network device
MIB
SNMP Agent
"Basic IP Connectivity to the Switch" section on page 4-1
Chapter 4 General Switch Administration
Table
1
78-11380-03
4-1.
and the