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.
Any help will be appreciated.
Thanks,
Sudhanshu
Does not work:
============
trace: netsnmp_ds_set_string(): default_store.c, 280:
netsnmp_ds_set_string: Setting LIB:27 = "(null)"
trace: netsnmp_lookup_default_domains(): snmp_service.c, 200:
defaults: netsnmp_lookup_default_domain("snmp") -> "udp" "udp6"
trace: netsnmp_tdomain_transport_full(): snmp_transport.c, 568:
tdomain: Use application default domains "udp" "udp6"
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 0x7fffa085b0e0, inpeername "161", default_target
":161"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 66:
netsnmp_sockaddr_in: addr 0x7fffa085b0e0, 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
trace: find_tdomain(): snmp_transport.c, 431:
tdomain: Found no domain from specifier "udp6"
Error opening specified endpoint "161"
Server Exiting with code 1
Works:
============
trace: netsnmp_lookup_default_domains(): snmp_service.c, 200:
defaults: netsnmp_lookup_default_domain("snmp") -> "udp" "udp6"
trace: netsnmp_tdomain_transport_full(): snmp_transport.c, 568:
tdomain: Use application default domains "udp" "udp6"
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 "" default address ":161"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 66:
netsnmp_sockaddr_in: addr 0x7fff7d378770, inpeername "", default_target
":161"
trace: netsnmp_sockaddr_in2(): transports/snmpIPv4BaseDomain.c, 66:
netsnmp_sockaddr_in: addr 0x7fff7d378770, 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, 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
------------------------------------------------------------------------------
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