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MaleItch

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MaleItch

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October 14th, 2011 08:00

Monitoring VNX5300 via SNMP

I have a Nagios system that I would like to monitor our two VNX5300's.  Using the sparse VNX document on SNMP I have modified the community string of the snmp daemon for using SNMP version 2c.  Unfortunately running snmpwalk from my monitoring server resutls in a "Timeout: No Response from x.x.x.x".

Just for kicks I SSH'd back into the Control Station to see if there were any snmp utilities and thankfully the snmpwalk command was available there as well.  Running snmpwalk against the localhost yielded the same failing results as above.

I did not see any option for specifying an ip to send traps to, so I do not know if that is an issue?  Missing something and would appreciate any help.

  • Rainer_EMC

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    Posted October 14th, 2011 09:00

    Which SNMP agent are you querying ?

    The SNMP agent on the control station is separate from the SNMP agent on the data mover.

    On the CS it’s a simple UCD SNMP agent as with other Linux systems – configured in /etc/snmp

    The data mover SNMP config is done with server_snmp or the GUI.

    Its documented quite well in the

            Configuring Events and Notifications on VNX for File

    manual that’s part of your documentation set and also on Powerlink.

    Rainer

  • Devops2

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    Posted March 23rd, 2015 17:00

    I have a same issue and I don't think it need CS to get the snmp info.

    I think it need get the snmp info from data mover.

  • Devops2

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    Posted March 23rd, 2015 17:00

    I could get the snmp info from 2 storage processors but I can't get info from data mover.

    The EMC model is VNX5300

    The data mover(server_2) IP is 192.168.10.50

    server_snmpd server_2 -info

    server_2 :

    enabled   = Yes

    location  = system location is not set.

    contact   = system contact is not set

    community = public

    server_snmpd server_2 -service -status

    server_2 :

    SNMP Running

    C:\usr\bin>snmpwalk -c public -v 2c 192.168.10.50

    Timeout: No Response from 192.168.10.50

  • AlvaroG

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    Posted March 24th, 2015 07:00

    You have to configure it on the datamover.

    Look at page 52 of the manual Rainer toll you.

    Configure SNMP on Data Movers

    The server_snmpd command manipulates SNMP configuration values of the server agent

    for the specified Data Mover.

    The values you can set or modify are community, syscontact, and location. Using SNMPv3

    on VNX and EMC VNX Command Line Interface Reference for File provides more information

    about this command.

    Action

    To assign a new value of private to a server SNMP agent’s community for a Data Mover, type:

    $ server_snmpd server_2 -modify -community private

    Output

    server_2 :

    OK

  • Rainer_EMC

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    Posted March 24th, 2015 10:00

    Yes – if you configure it correctly it will work

    Besides – on the other forum post it looked like 192.168.10.50 was the IP address of the control station.

    If you want a SNMP response from the data mover you need to use the correct IP address of the data mover.

  • Devops2

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    Posted March 24th, 2015 13:00

    I think that IP is on the data mover.

  • Devops2

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    Posted March 24th, 2015 14:00

    server_snmpd server_2 -info

    server_2 :

    enabled   = Yes

    location  = system location is not set.

    contact   = system contact is not set

    community = public

    server_snmpd server_2 -service -status

    server_2 :

    SNMP Running

  • Rainer_EMC

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    Posted March 24th, 2015 14:00

    Just post the Output of server_ifconfig server_2 -a

    Also - can you Ping that IP from the Host you are running smpwalk from?

  • Devops2

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    Posted March 24th, 2015 15:00

    server_2 :

    el30 protocol=IP device=mge0

      inet=128.221.252.2 netmask=255.255.255.0 broadcast=128.221.252.255

      UP, Ethernet, mtu=1500, vlan=0, macaddr=0:60:16:38:e6:14 netname=localhost

    el31 protocol=IP device=mge1

      inet=128.221.253.2 netmask=255.255.255.0 broadcast=128.221.253.255

      UP, Ethernet, mtu=1500, vlan=0, macaddr=0:60:16:38:e6:15 netname=localhost

    CIFS_Interface02 protocol=IP device=VNX_ExtremeStack2_LACP

      inet=192.168.42.13 netmask=255.255.255.0 broadcast=192.168.42.255

      UP, Ethernet, mtu=1500, vlan=42, macaddr=0:60:48:1e:d:da

    CIFS_Interface01 protocol=IP device=VNX_ExtremeStack2_LACP

      inet=192.168.50.17 netmask=255.255.255.0 broadcast=192.168.50.255

      UP, Ethernet, mtu=1500, vlan=50, macaddr=0:60:48:1e:d:da

    loop6 protocol=IP6 device=loop

      inet=::1 prefix=128

      UP, Loopback, mtu=32768, vlan=0, macaddr=0:0:0:0:0:0 netname=localhost

    loop protocol=IP device=loop

      inet=127.0.0.1 netmask=255.0.0.0 broadcast=127.255.255.255

      UP, Loopback, mtu=32768, vlan=0, macaddr=0:0:0:0:0:0 netname=localhost

    -----------------------

    C:\>ping 192.168.10.50

    Pinging 192.168.10.50 with 32 bytes of data:

    Reply from 192.168.10.50: bytes=32 time<1ms TTL=63

    Reply from 192.168.10.50: bytes=32 time<1ms TTL=63

    Reply from 192.168.10.50: bytes=32 time<1ms TTL=63

    Reply from 192.168.10.50: bytes=32 time<1ms TTL=63

    Ping statistics for 192.168.10.50:

        Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),

    Approximate round trip times in milli-seconds:

        Minimum = 0ms, Maximum = 0ms, Average = 0ms

  • AlvaroG

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    Posted March 24th, 2015 16:00

    You are pinging the Control Station IP.

    Your Datamovers IPs are:

    192.168.42.13

    192.168.50.17


    There should you point the snmpwalk.