Hi Bart, Thanks for the command. I could see the debug messages now. I have added a new MIB. To add those objects to snmpd. Do i need to do configure again?. Is there any other way to do this. Please let me know.
On Sun, May 9, 2010 at 7:11 AM, Bart Van Assche <bvanass...@acm.org> wrote: > On Sat, May 8, 2010 at 10:25 PM, Group <mailforgr...@gmail.com> wrote: > >> My Configuration: >> >> net-snmp version: net-snmp-5.4.2.1 >> environment: cygwin >> operating system: windows XP >> >> >> Now i would like to run the snmp agent on windows. >> >> I created a snmpd.conf file in /usr/local/share/snmp >> with following entry: >> >> rocommunity private >> >> When i tried to do a snmpget i'm getting the following error. >> $ snmpget -c private localhost sysUpTime >> Timeout: No Response from localhost. >> > > I assume that sysUpTime should have been sysUpTime.0 ? Anyway, the timeout > error message means that there is either a network problem, a problem with > the configuration of snmpd or that snmpd was not running. > > >> and when i do a snmpget for netSnmpExampleInteger, i'm getting the >> following error: (i have compiled this by >> including in ./configure ... -with-mib-modules"examples/ >> static_int") >> $ snmpget -c private localhost netSnmpExampleInteger.0 >> netSnmpExampleInteger.0: Unknown Object Identifier (Sub-id not found: >> (top) -> netSnmpExampleInteger >> ) >> >> I'm not sure whether snmp agent is running or not. How can i check this. >> I make sure that snmp port is not blocked (I allowed UDP port 161 in >> firewall settings). >> > > You can debug the access control setup of snmpd together with the network > setup as follows: > * Start snmpd with packet tracing enabled, e.g. as follows: > agent/snmpd -Mmibs -f -d -Lo > * Run snmpgetnext in another shell, e.g. as follows: > apps/snmpgetnext -Mmibs -cprivate localhost .1 > * Inspect the snmpd output. If no output is printed, this means that the > UDP packets sent by snmpgetnext do not arrive at snmpd and hence that the > network setup should be inspected. If snmpd reports that it received the > packets sent by snmpgetnext but did not send any packets back, then there is > a mismatch between the access control information passed to snmpgetnext and > the access control information in snmpd.conf. If snmpd reports that it > received and sent packets, then this means that the access control > information passed to snmpgetnext and snmpd did match. > > An example of how the snmpd output should look like (on a Linux system): > > [ ... ] > > Received 37 byte packet from UDP: [127.0.0.1]:60541->[127.0.0.1] > 0000: 30 23 02 01 01 04 07 70 72 69 76 61 74 65 A1 15 > 0#.....private.. > 0016: 02 04 46 52 36 BF 02 01 00 02 01 00 30 07 30 05 > ..FR6.......0.0. > 0032: 06 01 01 05 00 ..... > > Received SNMP packet(s) from UDP: [127.0.0.1]:60541->[127.0.0.1] > GETNEXT message > -- ccitt.1 > > Sending 119 bytes to UDP: [127.0.0.1]:60541->[127.0.0.1] > 0000: 30 75 02 01 01 04 07 70 72 69 76 61 74 65 A2 67 > 0u.....private.g > 0016: 02 04 46 52 36 BF 02 01 00 02 01 00 30 59 30 57 > ..FR6.......0Y0W > 0032: 06 08 2B 06 01 02 01 01 01 00 04 4B 4C 69 6E 75 > ..+........KLinu > 0048: 78 20 61 73 75 73 20 32 2E 36 2E 33 33 2E 32 2D x asus > 2.6.33.2- > 0064: 73 63 73 74 20 23 31 20 53 4D 50 20 50 52 45 45 scst #1 SMP > PREE > 0080: 4D 50 54 20 53 61 74 20 41 70 72 20 33 20 32 31 MPT Sat Apr 3 > 21 > 0096: 3A 31 30 3A 35 38 20 43 45 53 54 20 32 30 31 30 :10:58 CEST > 2010 > 0112: 20 78 38 36 5F 36 34 x86_64 > > [ ... ] > > Bart. > > >
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