1SNMPGET(1) Net-SNMP SNMPGET(1)
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6 snmpget - communicates with a network entity using SNMP GET requests
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9 snmpget [COMMON OPTIONS] [-Cf] AGENT OID [OID]...
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12 snmpget is an SNMP application that uses the SNMP GET request to query
13 for information on a network entity. One or more object identifiers
14 (OIDs) may be given as arguments on the command line. Each variable
15 name is given in the format specified in variables(5).
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18 -Cf If -Cf is not specified, some applications (snmpdelta, snmpget,
19 snmpgetnext and snmpstatus) will try to fix errors returned by
20 the agent that you were talking to and resend the request. The
21 only time this is really useful is if you specified a OID that
22 didn't exist in your request and you're using SNMPv1 which
23 requires "all or nothing" kinds of requests.
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25 In addition to this option, snmpget takes the common options described
26 in the snmpcmd(1) manual page. Note that snmpget REQUIRES an argument
27 specifying the agent to query and at least one OID argument, as
28 described there.
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31 The command:
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33 snmpget -c public zeus system.sysDescr.0
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35 will retrieve the variable system.sysDescr.0 from the host zeus using
36 the community string public :
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38 system.sysDescr.0 = "SunOS zeus.net.cmu.edu 4.1.3_U1 1 sun4m"
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40 If the network entity has an error processing the request packet, an
41 error packet will be returned and a message will be shown, helping to
42 pinpoint in what way the request was malformed. If there were other
43 variables in the request, the request will be resent without the bad
44 variable.
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46 Here is another example. The -c and -v options are defined in the snm‐
47 pcmd(1) manual page. (Note that system.sysUpTime is an incomplete OID,
48 as it needs the .0 index appended to it):
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50 snmpget -v1 -Cf -c public localhost system.sysUpTime system.sysContact.0
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52 This example will return the following:
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54 Error in packet
55 Reason: (noSuchName) There is no such variable name in this MIB.
56 This name doesn't exist: system.sysUpTime
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58 Similarly, the command:
59 snmpget -v1 -c public localhost system.sysUpTime system.sysContact.0
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61 Will return:
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63 Error in packet
64 Reason: (noSuchName) There is no such variable name in this MIB.
65 This name doesn't exist: system.sysUpTime
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67 system.sysContact.0 = STRING: root@localhost
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69 With the -Cf flag specified the application will not try to fix the PDU
70 for you.
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73 snmpcmd(1), snmpwalk(1), variables(5).
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77V5.8 18 Jun 2007 SNMPGET(1)