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"""
SNMPv1
++++++
Send SNMP GET request using the following options:
* with SNMPv1, community 'public'
* over IPv4/UDP
* to an Agent at demo.snmplabs.com:161
* for an instance of SNMPv2-MIB::sysDescr.0 MIB object
* Based on trollius I/O framework
Functionally similar to:
| $ snmpget -v1 -c public demo.snmplabs.com SNMPv2-MIB::sysDescr.0
"""#
import trollius
from pysnmp.hlapi.asyncio import *
@trollius.coroutine
def run():
snmpEngine = SnmpEngine()
errorIndication, errorStatus, \
errorIndex, varBinds = yield trollius.From(
getCmd(snmpEngine,
CommunityData('public', mpModel=0),
UdpTransportTarget(('demo.snmplabs.com', 161)),
ContextData(),
ObjectType(ObjectIdentity('SNMPv2-MIB', 'sysDescr', 0)))
)
if errorIndication:
print(errorIndication)
elif errorStatus:
print('%s at %s' % (
errorStatus.prettyPrint(),
errorIndex and varBinds[int(errorIndex)-1][0] or '?'
)
)
else:
for varBind in varBinds:
print(' = '.join([ x.prettyPrint() for x in varBind ]))
snmpEngine.transportDispatcher.closeDispatcher()
trollius.get_event_loop().run_until_complete(run())
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