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try:
from pysnmp.entity.rfc3413.oneliner import cmdgen
except Exception as e:
print("You need to download pysnmp and pyasn1", e)
sys.exit(1)
oTable = {
"entLogicalCommunity": (1, 3, 6, 1, 2, 1, 47, 1, 2, 1, 1, 4),
"entPhysicalModelName": (1, 3, 6, 1, 2, 1, 47, 1, 1, 1, 1, 13, 1),
"entLogicalDescr": (1, 3, 6, 1, 2, 1, 47, 1, 2, 1, 1, 2),
"dot1dBasePort": (1, 3, 6, 1, 2, 1, 17, 1, 4, 1, 1),
"dot1dTpFdbPort": (1, 3, 6, 1, 2, 1, 17, 4, 3, 1, 2),
"dot1dBasePortIfIndex": (1, 3, 6, 1, 2, 1, 17, 1, 4, 1, 2),
"dot1dTpFdbAddress": (1, 3, 6, 1, 2, 1, 17, 4, 3, 1, 1),
"ifDescr": (1, 3, 6, 1, 2, 1, 2, 2, 1, 2),
"ifName": (1, 3, 6, 1, 2, 1, 31, 1, 1, 1, 1),
"ifSpeed": (1, 3, 6, 1, 2, 1, 2, 2, 1, 5),
"ifAlias": (1, 3, 6, 1, 2, 1, 31, 1, 1, 1, 18),
"sysName": (1, 3, 6, 1, 2, 1, 1, 5, 0),
"sysDescr": (1, 3, 6, 1, 2, 1, 1, 1, 0),
"dot3StatsDuplexStatus": (1, 3, 6, 1, 2, 1, 10, 7, 2, 1, 19),
"ifAdminStatus": (1, 3, 6, 1, 2, 1, 2, 2, 1, 7),
"ifOperStatus": (1, 3, 6, 1, 2, 1, 2, 2, 1, 8),
"atPhysAddress": (1, 3, 6, 1, 2, 1, 3, 1, 1, 2),
"ipAdEntAddr": (1, 3, 6, 1, 2, 1, 4, 20, 1, 1),
"ipAdEntIfIndex": (1, 3, 6, 1, 2, 1, 4, 20, 1, 2),
"ARP": (1, 3, 6, 1, 2, 1, 3, 1, 1, 2),
"HW": (1, 3, 6, 1, 2, 1, 4, 22, 1, 2)
}
def walk(dswitch, commVlan, oid ):
"""This function will return the table of OID's that I am walking"""
errorIndication, errorStatus, errorIndex, \
generic = cmdgen.CommandGenerator().nextCmd(cmdgen.CommunityData('test-agent', commVlan), \
cmdgen.UdpTransportTarget((dswitch, 161)), oid)
if errorIndication:
return errorIndication
return generic
entaddr = walk("10.20.0.250", "fsd3y@2020#@", oTable["HW"])
arp_table = []
for i in entaddr:
temp = ''
for j in i:
temp += str(j)
temp = temp.replace("SNMPv2-SMI::mib-2.4.22.1.2.", "")
temp = temp[temp.find('.')+1:]
temp = temp.split(' = ')
arp_table.append(temp)
arp_table
测试结果：
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