# Snmptrap Input Bug

**URL:** https://discuss.elastic.co/t/snmptrap-input-bug/47733
**Category:** Logstash
**Created:** [April 19, 2016, 4:00am UTC](https://discuss.elastic.co/t/snmptrap-input-bug/47733 "2016-04-19T04:00:03Z")
**Posts on this page:** 4
**Page:** 1

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### Author: ![stefansaye](https://avatars.discourse-cdn.com/v4/letter/s/df788c/32.png) [@stefansaye](https://discuss.elastic.co/u/stefansaye)
#### Post date: [April 19, 2016, 4:00am UTC](https://discuss.elastic.co/t/snmptrap-input-bug/47733/1 "2016-04-19T04:00:03Z")

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hi all,

when i start the logstash , i got the warning as follows,

```
# /opt/logstash/bin/logstash -f /etc/logstash/conf.d/logstash-snmptrap.conf

```

Settings: Default filter workers: 1  
Logstash startup completed  
warning: overwriting old MIB name 'system'  
warning: overwriting old MIB name 'sysDescr'  
warning: overwriting old MIB name 'sysObjectID'  
warning: overwriting old MIB name 'sysUpTime'  
warning: overwriting old MIB name 'sysContact'  
warning: overwriting old MIB name 'sysName'  
warning: overwriting old MIB name 'sysLocation'  
warning: overwriting old MIB name 'sysServices'  
warning: overwriting old MIB name 'interfaces'  
warning: overwriting old MIB name 'ifNumber'

what's mean about the warning ?

---

<div class="post-metadata">

### Author: ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)
#### Post date: [April 19, 2016, 6:24am UTC](https://discuss.elastic.co/t/snmptrap-input-bug/47733/2 "2016-04-19T06:24:30Z")

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What does your config look like?  
What version are you on?

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<div class="post-metadata">

### Author: ![stefansaye](https://avatars.discourse-cdn.com/v4/letter/s/df788c/32.png) [@stefansaye](https://discuss.elastic.co/u/stefansaye)
#### Post date: [April 19, 2016, 7:34am UTC](https://discuss.elastic.co/t/snmptrap-input-bug/47733/3 "2016-04-19T07:34:15Z")

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logstash 2.1.3

my config ,

> input {  
> snmptrap {  
> community =\> "public"  
> yamlmibdir =\> "/opt/logstash/vendor/bundle/jruby/1.9/gems/snmp-1.2.0/data/ruby/snmp/mib"  
> type =\> "snmptrap"  
> }  
> }

---

<div class="post-metadata">

### Author: ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 6, 2017, 5:01am UTC](https://discuss.elastic.co/t/snmptrap-input-bug/47733/4 "2017-07-06T05:01:41Z")

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