You can use the snmpget, snmpwalk, snmpbulkget, and snmpbulkwalk commands to retrieve information from network elements with SNMP agents.
snmpwalk -Os -c public -v 1 sys1 system sysDescr.0 = STRING: Data ONTAP Release 7.3.1 sysObjectID.0 = OID: enterprises.789.2.3 sysUpTimeInstance = Timeticks: (121596665) 14 days, 1:46:06.65 sysContact.0 = STRING: sysName.0 = STRING: sys1.lab.example.com sysLocation.0 = STRING: sysServices.0 = INTEGER: 72
snmpwalk -v2c -c public udp6:[2001:0db8:85a3:0:0:8a2e:0370:99]:161 system SNMPv2-MIB::sysDescr.0 = STRING: Data ONTAP Release 7.3.1 SNMPv2-MIB::sysObjectID.0 = OID: SNMPv2-SMI::enterprises.789.2.3 DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (11415057) 1 day,7:42:30.57 SNMPv2-MIB::sysContact.0 = STRING: SNMPv2-MIB::sysName.0 = STRING:n3700-183-85.sys1.lab.example.com SNMPv2-MIB::sysLocation.0 = STRING: SNMPv2-MIB::sysServices.0 = INTEGER: 72
snmpwalk -v 3 -u joe -l authNoPriv -A joe12 sys1 system SNMPv2-MIB::sysDescr.0 = STRING: Data ONTAP Release 7.3.1 SNMPv2-MIB::sysObjectID.0 = OID: SNMPv2-SMI::enterprises.789.2.3 DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (121622059) 14 days, 1:50:20.59 SNMPv2-MIB::sysContact.0 = STRING: SNMPv2-MIB::sysName.0 = STRING: sys1.lab.example.com SNMPv2-MIB::sysLocation.0 = STRING: SNMPv2-MIB::sysServices.0 = INTEGER: 72
snmpget -c public sys1 system.sysDescr.0 system.sysDescr.0 = Data ONTAP Release 8.0 Mon Mar 16 16:56:43 IST 2010
snmpget -c public -v 2c sys1 .1.3.6.1.2.1.56.1.1.1.1 56.1.1.1.1.1 = Counter32: 0
snmpbulkget -v2c -Cn1 -Cr3 -Os -c public sys1 system ifTable sysDescr.0 = STRING: Data ONTAP Release 7.3.1 ifIndex.1 = INTEGER: 1 ifIndex.2 = INTEGER: 2 ifDescr.1 = STRING: "lo0"
snmpbulkget -c public -v 2c 192.0.2.19 .1.3.6.1.2.1.55.1 55.1.1.0 = 2 55.1.2.0 = 64 55.1.3.0 = Gauge32: 4 55.1.4.0 = Counter32: 0 55.1.5.1.1.1 = 1 55.1.5.1.2.1 = "ns0" 55.1.5.1.3.1 = OID: .ccitt.zeroDotZero 55.1.5.1.4.1 = 1500 55.1.5.1.5.1 = 65535 55.1.5.1.6.1 = IpAddress: 00 00 00 00 00 00 00 00 02 05 00 FF FE 00 02 AB 55.1.5.1.7.1 = 64 55.1.5.1.8.1 = Hex: 00 05 00 00 02 AB 55.1.5.1.9.1 = 1 55.1.5.1.10.1 = 1
snmpbulkwalk -v2c -Os -c public sys1 system sysDescr.0 = STRING: Data ONTAP Release 7.3.1 sysObjectID.0 = OID: enterprises.789.2.3 sysUpTimeInstance = Timeticks: (121603434) 14 days, 1:47:14.34 sysContact.0 = STRING: sysName.0 = STRING: sys1.lab.example.com sysLocation.0 = STRING: sysServices.0 = INTEGER: 72
snmpbulkwalk -c public -v 2c 192.0.2.19 udp udp.udpInDatagrams.0 = Counter32: 347 udp.udpNoPorts.0 = Counter32: 4 udp.udpInErrors.0 = Counter32: 0 udp.udpOutDatagrams.0 = Counter32: 138 udp.udpTable.udpEntry.udpLocalAddress.0.0.0.0.69 = IpAddress: 00 00 00 00 udp.udpTable.udpEntry.udpLocalAddress.0.0.0.0.111 = IpAddress: 00 00 00 00