3com 5500-SI Manual Do Utilizador

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SNMP Configuration Introduction 569
Table 627   Set the Size of SNMP Packet sent/received by an Agent
The agent can receive/send the SNMP packets of the sizes ranging from 484 to 
17940, measured in bytes. By default, the size of SNMP packet is 1500 bytes. 
Enabling/Disabling a
Port Transmitting Trap
Information SNMP
Agent
To enable/disable a port transmitting trap information SNMP Agent. Perform the 
following configuration in Ethernet Port View.
Table 628   Enable/Disable a Port Transmitting Trap Information SNMP Agent
Disabling SNMP Agent
To disable SNMP Agent perform the following configuration in System View.
Table 629   Disable SNMP Agent
If user disable NMP Agent, it will be enabled whatever 
snmp-agent 
command is 
configured thereafter.
Network Management
Operation Logging
Configuration
Existing log management systems only log configuration commands executed on 
terminals (or through TELNET) instead of the operations performed by SNMP network 
administrators.
The network management operation logging function logs operations performed 
remotely by administrators through SNMP (simple network management protocol), 
such as querying (the get command)/setting (the set command) device status.
Configuring the Network Management Operation Logging Function
In a network that contains no fabric, you can use the display logbuffer command to 
view the logs of the get and set operations performed by the network administrator.
As for a fabric, you can execute the display logbuffer command on the master device 
to view the logs of the set operations performed by the network administrator, and 
execute the display logbuffer command on the devices to which the get operations 
are performed to view the logs of corresponding get operations.
Operation
Command
Set the size of SNMP packet sent/received 
by an agent
snmp-agent packet max-size
 byte-count
Restore the default size of SNMP packet 
sent/received by an agent
undo snmp-agent packet max-size
Operation
Command
enable current port to transmit the trap information enable snmp trap updown
disable current port to transmit the trap information undo enable snmp trap updown
Operation
Command
Disable snmp agent
undo snmp-agent
Table 630   Configure the Network Management Operation Logging Function
Operation
Command
Description
Enter system view
system-view
-
Enable the network 
management operation 
logging function 
snmp-agent  log { 
set-operation | 
get-operation | all }
Optional:
By default, the network management 
operation logging function is disabled.