User`s guide

DGS-3100 Gigabit Ethernet Switch Manual
36
otocol (SNMP), version 1, is a network
at provides a means to monitor and control
version 2c is to be used. The SNMP v2c
supports both centralized and distributed network management
provements in the Structure of Management
s some security features.
NMP version 3 is to be used. SNMP v3
to devices through a combination of
ting packets over the network. SNMP v3
− Ensures that packets have not been
tampered with during transit.
− Determines if an SNMP message is from a
crambles the contents of messages to
ing viewed by an unauthorized source.
ifies that there is no authorization and no
en the Switch and a remote SNMP
t authorization is required, but there is no
sent between the Switch and a remote SNMP
t authorization is required, and that packets
ch and a remote SNMP manger are
at the SNMP group being created can
es.
e 30> − A string of up to 30 alphanumeric
that identifies the group of MIB objects that a
anager is allowed to access on the Switch.
Specifies that the SNMP group being created has write
0> − A string of up to 30 alphanumeric
ifies the group of MIB objects that a
er is allowed to access on the Switch.
at the SNMP group being created can
sages generated by the Switch’s SNMP
e 30> − A string of up to 30 alphanumeric
es the group of MIB objects that a
r is allowed to access on the Switch.
Network Management Pr
management protocol th
network devices.
v2c – Specifies that SNMP
strategies. It includes im
Information (SMI) and add
v3 – Specifies that the S
provides secure access
p
authentication and encry
adds:
• Message integrity
• Authentication
valid source.
• Encryption − S
prevent it from be
noauth_nopriv − Spec
encryption of packets sent betwe
manager.
auth_nopriv − Specifies tha
encryption of packets
manager.
auth_priv − Specifies tha
sent between the Swit
encrypted.
read_view – Specifies th
request SNMP messag
• <view_nam
characters
remote SNMP m
write_view –
privileges.
• <view_name 3
characters that ident
remote SNMP manag
notify_view − Specifies th
receive SNMP trap mes
agent.
• <view_nam
characters that identifi
remote SNMP manage
Restrictions can issue this command. Only administrator-level users
Example usage:
To create an SNMP
oauth_nopriv read_view v1
group named “sg1:”
DGS3100# create snmp group sg1 v3 n
write_view v1 notify_view v1
Success.
DGS3100#