Re: snmpd failure when specifying agentaddress in snmpd.conf

Sudhanshu Rajvaidya <[email protected]>
Newsgroups gmane.network.net-snmp.user
Message-ID <CAC2OOu5NyTJgkp04W+qjCxwmHM7oX0zoTRE4MCNT=i5Rd96D4g@mail.gmail.com> 
Tried udp:161 and it fails similarly. I have attached relevant debug logs
from this run if that helps.

On Wed, Feb 27, 2013 at 6:49 AM, Wes Hardaker <
[email protected]> wrote:

> Sudhanshu Rajvaidya <[email protected]> writes:
>
> > I am seeing strange failure while specifying "agentaddress 161" in
> > snmpd.conf. If I comment out the line in snmpd.conf, snmpd comes up fine.
> > Following are the snippet from failure and success logs, respectively.
>
> Have you tried "udp:161"?
> --
> Wes Hardaker
> SPARTA, Inc.
>

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snmp.log (application/octet-stream, 5.8 KB) 
trace: init_master_agent(): snmp_agent.c, 1307:
snmp_agent: installing master agent on port udp:161
trace: netsnmp_tdomain_transport_full(): snmp_transport.c, 475:
tdomain: tdomain_transport_full("snmp", "udp:161", 1, "[NIL]", "[NIL]")
trace: find_tdomain(): snmp_transport.c, 427:
tdomain: Found domain "udp" from specifier "udp"
trace: netsnmp_lookup_default_target(): snmp_service.c, 388:
defaults: netsnmp_lookup_default_target("snmp", "udp") -> ":161"
trace: netsnmp_tdomain_transport_full(): snmp_transport.c, 597:
tdomain: trying domain "udp" address "161" default address ":161"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 66:
netsnmp_sockaddr_in: addr 0x7fff9567de80, inpeername "161", default_target ":161"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 66:
netsnmp_sockaddr_in: addr 0x7fff9567de80, inpeername ":161", default_target "[NIL]"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 121:
netsnmp_sockaddr_in: check user service 161
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 180:
netsnmp_sockaddr_in: return { AF_INET, 0.0.0.0:161 }
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 121:
netsnmp_sockaddr_in: check user service 161
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 180:
netsnmp_sockaddr_in: return { AF_INET, 0.0.0.0:161 }
trace: netsnmp_udpipv4base_transport(): transports/snmpUDPIPv4BaseDomain.c, 83:
netsnmp_udpbase: open local UDP: [0.0.0.0]:161->[0.0.0.0]:0
trace: netsnmp_udpipv4base_transport(): transports/snmpUDPIPv4BaseDomain.c, 87:
UDPBase: openned socket 6 as local=1
daemonize: sysname 'Linux',
release '2.6.30.2-37403-dbg',
version '#1 SMP Thu Feb 21 16:35:50 PST 2013',
machine 'x86_64'
trace: _sock_buffer_size_get(): transports/snmpSocketBaseDomain.c, 199:
socket:buffer: Requested server send buffer is 0
verbose:socket:buffer: Original server send buffer is 122880
verbose:socket:buffer: New server send buffer size is smaller than original!
socket:buffer: server send buffer not valid or not specified; using OS default(122880)
trace: _sock_buffer_size_get(): transports/snmpSocketBaseDomain.c, 199:
socket:buffer: Requested server receive buffer is 0
verbose:socket:buffer: Original server receive buffer is 122880
verbose:socket:buffer: New server receive buffer size is smaller than original!
socket:buffer: server receive buffer not valid or not specified; using OS default(122880)
trace: netsnmp_udpipv4base_transport(): transports/snmpUDPIPv4BaseDomain.c, 121:
netsnmp_udpbase: set IP_PKTINFO
trace: netsnmp_register_agent_nsap(): snmp_agent.c, 1084:
netsnmp_register_agent_nsap: fd 6
trace: netsnmp_sess_config_and_open_transport(): snmp_api.c, 1515:
snmp_sess: opening transport: 20
trace: snmp_sess_add_ex(): snmp_api.c, 1753:
snmp_sess_add: fd 6
trace: _callback_lock(): callback.c, 127:
9:callback:lock: locked (LIB,SESSION_INIT)
trace: snmp_call_callbacks(): callback.c, 319:
callback: START calling callbacks for maj=0 min=5
trace: snmp_call_callbacks(): callback.c, 333:
callback: calling a callback for maj=0 min=5
trace: snmp_call_callbacks(): callback.c, 345:
callback: END calling callbacks for maj=0 min=5 (1 called)
trace: _callback_unlock(): callback.c, 161:
9:callback:lock: unlocked (LIB,SESSION_INIT)
trace: init_master_agent(): snmp_agent.c, 1331:
snmp_agent: init_master_agent; "udp:161" registered as an agent NSAP
trace: init_master_agent(): snmp_agent.c, 1307:
snmp_agent: installing master agent on port udp:161
trace: netsnmp_tdomain_transport_full(): snmp_transport.c, 475:
tdomain: tdomain_transport_full("snmp", "udp:161", 1, "[NIL]", "[NIL]")
trace: find_tdomain(): snmp_transport.c, 427:
tdomain: Found domain "udp" from specifier "udp"
trace: netsnmp_lookup_default_target(): snmp_service.c, 388:
defaults: netsnmp_lookup_default_target("snmp", "udp") -> ":161"
trace: netsnmp_tdomain_transport_full(): snmp_transport.c, 597:
tdomain: trying domain "udp" address "161" default address ":161"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 66:
netsnmp_sockaddr_in: addr 0x7fff9567de80, inpeername "161", default_target ":161"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 66:
netsnmp_sockaddr_in: addr 0x7fff9567de80, inpeername ":161", default_target "[NIL]"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 121:
netsnmp_sockaddr_in: check user service 161
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 180:
netsnmp_sockaddr_in: return { AF_INET, 0.0.0.0:161 }
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 121:
netsnmp_sockaddr_in: check user service 161
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 180:
netsnmp_sockaddr_in: return { AF_INET, 0.0.0.0:161 }
trace: netsnmp_udpipv4base_transport(): transports/snmpUDPIPv4BaseDomain.c, 83:
netsnmp_udpbase: open local UDP: [0.0.0.0]:161->[0.0.0.0]:0
trace: netsnmp_udpipv4base_transport(): transports/snmpUDPIPv4BaseDomain.c, 87:
UDPBase: openned socket 7 as local=1
trace: _sock_buffer_size_get(): transports/snmpSocketBaseDomain.c, 199:
socket:buffer: Requested server send buffer is 0
verbose:socket:buffer: Original server send buffer is 122880
verbose:socket:buffer: New server send buffer size is smaller than original!
socket:buffer: server send buffer not valid or not specified; using OS default(122880)
trace: _sock_buffer_size_get(): transports/snmpSocketBaseDomain.c, 199:
socket:buffer: Requested server receive buffer is 0
verbose:socket:buffer: Original server receive buffer is 122880
verbose:socket:buffer: New server receive buffer size is smaller than original!
socket:buffer: server receive buffer not valid or not specified; using OS default(122880)
trace: netsnmp_udpipv4base_transport(): transports/snmpUDPIPv4BaseDomain.c, 121:
netsnmp_udpbase: set IP_PKTINFO
Error opening specified endpoint "udp:161"
Server Exiting with code 1
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