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#
# Command Generator
#
# Send SNMP GETNEXT requests using the following options:
#
# * with SNMPv3, user 'usr-sha-aes128', SHA auth, AES128 privacy
# * over Local Domain Sockets
# * to an Agent at demo.snmplabs.com:161
# * for all OIDs past IF-MIB (load up all MIBs in search path)
# * run till end-of-mib condition is reported by Agent OR maxRows == 100
# * ignoring non-increasing OIDs whenever reported by Agent
#
# make sure IF-MIB.py is search path
#
from pysnmp.entity.rfc3413.oneliner.cmdgen import *
for errorIndication, \
errorStatus, errorIndex, \
varBinds in nextCmd(SnmpEngine(),
UsmUserData('usr-sha-aes128', 'authkey1', 'privkey1',
authProtocol=usmHMACSHAAuthProtocol,
privProtocol=usmAesCfb128Protocol),
UdpTransportTarget(('demo.snmplabs.com', 161)),
ContextData(),
ObjectType(ObjectIdentity('IF-MIB', '').loadMibs()),
lexicographicMode=True, maxRows=100,
ignoreNonIncreasingOid=True):
# Check for errors and print out results
if errorIndication:
print(errorIndication)
break
else:
if errorStatus:
print('%s at %s' % (
errorStatus.prettyPrint(),
errorIndex and varBinds[int(errorIndex)-1][0] or '?'
)
)
break
else:
for varBind in varBinds:
print(' = '.join([ x.prettyPrint() for x in varBind ]))
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