Overview
1.2 Request Handling
Figure 1–2 eSNMP Data Flow
NMS1
Client
NMS2 |
Client |
Trap |
client |
Legend: |
Host 1
| Subagent 1 | |
705 | Subagent 2 | |
Master Agent | ||
| ||
161 |
| |
Network |
| |
| Subagent n |
Host 2
161 |
|
Master Agent | Subagent 1 |
Flow of trap notification
Flow of get/set request
Flow of "are_you_there" message
The process of communication for a request is illustrated with dashed lines and includes the following steps:
1.The network management station (NMS) (sometimes called the client), originates SNMP requests to obtain and set information.
Note
The client component is not provided with TCP/IP Services.
To provide access to MIBs and to test SNMP communication, TCP/IP Services provides the following utilities:
•MIB browser
•Trap sender
•Trap receiver
These utilities are described in Chapter 4.
Overview
