SNMP Configuration and Management Manual

Ethernet Subagent
SNMP Configuration and Management Manual—424777-006
14-2
The Ethernet Subagent and the SNMP Agent
Figure 14-1. Architectural Overview of the Ethernet Subagent
SLSA
Subsystem
Ethernet/
Token Ring
Subagent
SCP
($ZNET)
TCP/IP
($ZTC0)
SNMP Agent
SNMP Manager
Ethernet/
Token Ring Subagent
MIB Definitions
Legend
1
SNMP Agent
receives and
authenticates requests
for information
regarding Ethernet
interfaces.
SNMP Agent forwards authenticated
requests to subagent.
SNMP Agent
responds to
requests and
also sends
traps to
manager.
Subagent gets
required
information from
SLSA subsystem
using SRL
routines.
SPI message
SNMP request/response messages
SLSA SRL calls
SNMP traps
Subagent returns responses and linkUp/linkDown
Trap messages to SNMP Agent.
Subagent retrieves
information about the
interfaces through SCP for
the configured TCP/IP
process.
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2
4
6
5
VST151.vsd