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Simple Network Management Protocol
3-41
3
Version 1 or 2c clients), or define a corresponding “User Name” in the SNMPv3
Users page (for Version 3 clients). (Range: 1-32 characters, case sensitive)
• Trap UDP Port – Specifies the UDP port number used by the trap manager.
• Trap Version – Indicates if the user is running SNMP v1, v2c, or v3. (Default: v1)
• Trap Security Level – When trap version 3 is selected, you must specify one of
the following security levels. (Default: noAuthNoPriv)
- noAuthNoPriv – There is no authentication or encryption used in SNMP
communications.
- AuthNoPriv – SNMP communications use authentication, but the data is not
encrypted (only available for the SNMPv3 security model).
- AuthPriv – SNMP communications use both authentication and encryption (only
available for the SNMPv3 security model).
• Trap Inform – Notifications are sent as inform messages. Note that this option is
only available for version 2c and 3 hosts. (Default: traps are used)
- Timeout – The number of seconds to wait for an acknowledgment before
resending an inform message. (Range: 0-2147483647 centiseconds;
Default: 1500 centiseconds)
- Retry times – The maximum number of times to resend an inform message if
the recipient does not acknowledge receipt. (Range: 0-255; Default: 3)
• Enable Authentication Traps
7
– Issues a notification message to specified IP
trap managers whenever authentication of an SNMP request fails.
(Default: Enabled)
• Enable Link-up and Link-down Traps
7
– Issues a notification message
whenever a port link is established or broken. (Default: Enabled)
7. These are legacy notifications and therefore when used for SNMP Version 3 hosts, they must
be enabled in conjunction with the corresponding entries in the Notification View (page 3-48).