3Com Switch 7700 Configuration Manual page 359

The agent can receive or send the SNMP packets ranging from 484 bytes to 17940
bytes. By default, the size of an SNMP packet is 1500 bytes.
Perform the following configuration in system view.
Table 55 Setting the Size of an SNMP Packet Sent or Received by an Agent
Operation
Set the size of an SNMP packet set or received
by an agent
Restore the default size of an SNMP packet
sent or received by an agent
Enabling and Disabling Transmission of Trap Information
To enable or disable transmission of trap information, perform the following
configuration in Ethernet port view.
Table 56 Enable/Disable Transmission of Trap Information
Operation
Enable the current port to transmit the trap
information
Disable the current port from transmitting trap
information
Disabling the SNMP Agent
To disable the SNMP Agent, perform the following configuration in system view.
Table 57 Disabling SNMP Agent
Operation
Disable snmp agent
If a user disables an NMP Agent, it is enabled whatever snmp-agent command is
configured.
Displaying and Debugging SNMP
Execute the display command to view the SNMP configuration and to verify the
effect of the configuration. Execute the debugging command in user view to
debug the SNMP configuration.
Table 58 Displaying and Debugging SNMP
Operation
Display the statistics information about SNMP
packets
Display the engine ID of the active device
Display the group name, the security mode,
the states for all types of views, and the
storage mode of each group of the switch.
Display the names of all users in the group
user table
Command
snmp-agent packet max-size byte-count
undo snmp-agent packet max-size
Command
enable snmp trap updown
undo enable snmp trap updown
Command
undo snmp-agent
Command
display snmp-agent statisitcs
display snmp-agent { local-engineid |
remote-engineid }
display snmp-agent group
display snmp-agent usm-user [ { local | {
engineid engineid } } | username groupname ]
SNMP 351