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User’s guide, Mete red rac k pdu – Dell Metered PDU LED User Manual

Page 98

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USER’S GUIDE

Mete

red Rac

k

PDU

95

user
profiles

By default, lists the settings of four user profiles, configured with the user names

dell

snmp profile1

through

dell snmp profile4

, and no authentication and no privacy (no

encryption). To edit the following settings for a user profile, click a user name in the list.

User Name:

The identifier of the user profile. SNMP version 3 maps GETs, SETs, and

traps to a user profile by matching the user name of the profile to the user name in the
data packet being transmitted. A user name can have up to 32 ASCII characters.

Authentication Passphrase:

A phrase of 15 to 32 ASCII characters (dell auth

passphrase

, by default) that verifies that the NMS communicating with this device

through SNMPv3 is the NMS it claims to be, that the message has not been changed
during transmission, and that the message was communicated in a timely manner,
indicating that it was not delayed and that it was not copied and sent again later at an
inappropriate time.

Privacy Passphrase:

A phrase of 15 to 32 ASCII characters (dell crypt

passphrase

, by default) that ensures the privacy of the data (by means of encryption)

that an NMS is sending to this device or receiving from this device through SNMPv3.

Authentication Protocol:

The Dell implementation of SNMPv3 supports SHA and

MD5 authentication. Authentication will not occur unless an authentication protocol is
selected.

Privacy Protocol:

The Dell implementation of SNMPv3 supports AES and DES as the

protocols for encrypting and decrypting data. Privacy of transmitted data requires that
a privacy protocol is selected and that a privacy passphrase is provided in the request
from the NMS. When a privacy protocol is enabled but the NMS does not provide a
privacy passphrase, the SNMP request is not encrypted.

Note:

You cannot select the privacy protocol if no authentication protocol is selected.

Option

Description