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network management stations about faults and configuration changes. The library
supports both SNMP version 2c and version 3.
"SNMP Versions"
■
"SNMP Traps"
■
"Enable or Disable SNMP"
■
"Configure an SNMP User"
■
"Configure an SNMP Trap Recipient"
■
"Send a Test Trap"
■
"Download the Management Information Base (MIB)"
■
SNMP Versions
v3 — Version 3 is not backward compatible, but it supports a more secure
■
authentication method and can encrypt management data. Always choose v3
unless you need compatibility with older SNMP versions and have no security
concerns. v3 requires the following information:
–
–
–
–
–
–
v2c — Backward compatible with earlier versions of the standard, but it is not
■
secure because authentication credentials (community strings) and management
data are exchanged in clear text.
This is the less secure option. Only select this option if you need compatibility
with older SNMP versions. v2c requires the following information:
–
SNMP Traps
The table below lists traps returned by the SL150.
Table 7–1
Trap Level Description
1
2
on page 7-3
on page 7-3
on page 7-4
on page 7-4
on page 7-5
User Name
Authentication Protocol — Select SHA for best security or MD5 for
compatibility with systems that use MD5.
Authentication Passphrase — Enter a strong user-authentication password.
Privacy Protocol — Select AES (Advanced Encryption Standard) for best
security or DES (Data Encryption Standard) for compatibility with systems
that use DES.
Privacy Passphrase — Enter a strong data-protection password.
Engine ID — Only required when adding a trap recipient. In most cases
accept the default value. If you must override this value, enter a hexadecimal
value that starts with 0x and does not contain either all zeroes (0) or all
sixteens (F).
Community Name — A 31-character, alphanumeric password or phrase. Do
not use factory-set default community names or obvious strings like public and
private.
SNMP Trap Levels
error log entry
warning log entry
Configure Simple Network Management Protocol (SNMP)
on page 7-4
on page 7-5
Monitoring the Library 7-3
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