Alteon OS Command Reference

/info/sys/snmpv3/usm

SNMPv3 USM User Table Information

The User-based Security Model (USM) in SNMPv3 provides security services such as authen- tication and privacy of messages. This security model makes use of a defined set of user iden- tities displayed in the USM user table. The USM user table contains the following information:

„the user name

„a security name in the form of a string whose format is independent of the Security Model

„an authentication protocol, which is an indication that the messages sent on behalf of the user can be authenticated

„the privacy protocol

usmUser Table:

Protocol

 

User Name

 

--------------------------------

--------------------------------

adminmd5

HMAC_MD5,

DES PRIVACY

adminsha

HMAC_SHA,

DES PRIVACY

v1v2only

NO AUTH,

NO PRIVACY

Table 4-4

USM User Table Information Parameters (/info/sys/usm)

 

 

Field

Description

 

 

User Name

This is a string that represents the name of the user that you can

 

use to access the switch.

 

 

Protocol

This indicates whether messages sent on behalf of this user are

 

protected from disclosure using a privacy protocol. Alteon OS

 

21.0 supports DES algorithm for privacy. The software also sup-

 

ports two authentication algorithms: MD5 and HMAC-SHA.

 

 

40M2420, April 2007

Chapter 4: The Information Menu „ 61

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Nortel Networks 40M2420 manual Info/sys/snmpv3/usm, SNMPv3 USM User Table Information