Galera, estou com dificuldades para instalar o snmp no ubuntu, durante a instalação apresenta erros e o serviço não inicia.
cdt@ubuntu:~$ sudo apt-get install snmpd
Lendo listas de pacotes... Pronto
Construindo árvore de dependências
Lendo informação de estado... Pronto
snmpd is already the newest version (5.7.3+dfsg-1ubuntu4).
0 pacotes atualizados, 0 pacotes novos instalados, 0 a serem removidos e 0 não atualizados.
1 pacotes não totalmente instalados ou removidos.
Depois desta operação, 0 B adicionais de espaço em disco serão usados.
Você quer continuar? [S/n]
Configurando snmpd (5.7.3+dfsg-1ubuntu4) ...
[b]update-rc.d: warning: start and stop actions are no longer supported; falling back to defaults
update-rc.d: warning: stop runlevel arguments (1) do not match snmpd Default-Stop values (0 1 6)[/b]
Job for snmpd.service failed because the control process exited with error code. See "systemctl status snmpd.service" and "journalctl -xe" for details.
invoke-rc.d: initscript snmpd, action "start" failed.
● snmpd.service - LSB: SNMP agents
Loaded: loaded (/etc/init.d/snmpd; bad; vendor preset: enabled)
Active: failed (Result: exit-code) since Ter 2017-07-04 13:21:17 BRT; 8ms ago
Docs: man:systemd-sysv-generator(8)
Process: 3271 ExecStart=/etc/init.d/snmpd start (code=exited, status=1/FAILURE)
Jul 04 13:21:16 ubuntu systemd[1]: Starting LSB: SNMP agents...
Jul 04 13:21:16 ubuntu snmpd[3271]: * Starting SNMP services:
[b]Jul 04 13:21:17 ubuntu snmpd[3276]: /etc/snmp/snmpd.conf: line 145: Warning: Unknown token: defaultMonitors.
[/b]Jul 04 13:21:17 ubuntu systemd[1]: snmpd.service: Control process exited, code=exited status=1
Jul 04 13:21:17 ubuntu systemd[1]: Failed to start LSB: SNMP agents.
Jul 04 13:21:17 ubuntu systemd[1]: snmpd.service: Unit entered failed state.
Jul 04 13:21:17 ubuntu systemd[1]: snmpd.service: Failed with result 'exit-code'.
dpkg: erro ao processar o pacote snmpd (--configure):
sub-processo script post-installation instalado retornou estado de saída de erro 1
Erros foram encontrados durante o processamento de:
snmpd
E: Sub-process /usr/bin/dpkg returned an error code (1)
cdt@ubuntu:~$ sudo systemctl status snmpd.service
● snmpd.service - LSB: SNMP agents
Loaded: loaded (/etc/init.d/snmpd; bad; vendor preset: enabled)
Active: failed (Result: exit-code) since Ter 2017-07-04 13:21:17 BRT; 46s ago
Docs: man:systemd-sysv-generator(8)
Process: 3271 ExecStart=/etc/init.d/snmpd start (code=exited, status=1/FAILURE)
Jul 04 13:21:16 ubuntu systemd[1]: Starting LSB: SNMP agents...
Jul 04 13:21:16 ubuntu snmpd[3271]: * Starting SNMP services:
Jul 04 13:21:17 ubuntu snmpd[3276]: /etc/snmp/snmpd.conf: line 145: Warning: Unknown token: defaultMonitors.
Jul 04 13:21:17 ubuntu systemd[1]: snmpd.service: Control process exited, code=exited status=1
Jul 04 13:21:17 ubuntu systemd[1]: Failed to start LSB: SNMP agents.
Jul 04 13:21:17 ubuntu systemd[1]: snmpd.service: Unit entered failed state.
Jul 04 13:21:17 ubuntu systemd[1]: snmpd.service: Failed with result 'exit-code'.
/var/log/syslog
Jul 5 16:35:46 srv-titanio systemd[1]: Reloading.
Jul 5 16:35:46 ubuntu systemd[1]: Started ACPI event daemon.
Jul 5 16:35:46 ubuntu systemd[1]: Reloading.
Jul 5 16:35:46 ubuntu systemd[1]: Started ACPI event daemon.
Jul 5 16:35:46 ubuntu systemd[1]: Starting LSB: SNMP agents...
Jul 5 16:35:46 ubuntu snmpd[7991]: * Starting SNMP services:
Jul 5 16:35:46 ubuntu snmpd[7996]: /etc/snmp/snmpd.conf: line 145: Warning: Unknown token: defaultMonitors.
Jul 5 16:35:46 ubuntu snmpd[7996]: /etc/snmp/snmpd.conf: line 147: Warning: Unknown token: linkUpDownNotifications.
Jul 5 16:35:46 ubuntu snmpd[7996]: Turning on AgentX master support.
Jul 5 16:35:46 ubuntu snmpd[7996]: Error opening specified endpoint "udp:127.0.0.1:161"
Jul 5 16:35:46 ubuntu snmpd[7996]: Server Exiting with code 1
Jul 5 16:35:46 ubuntu systemd[1]: snmpd.service: Control process exited, code=exited status=1
Jul 5 16:35:46 ubuntu systemd[1]: Failed to start LSB: SNMP agents.
Jul 5 16:35:46 ubuntu systemd[1]: snmpd.service: Unit entered failed state.
Jul 5 16:35:46 ubuntu systemd[1]: snmpd.service: Failed with result 'exit-code'.
Não alterei nenhum configuração nos arquivos, estão do jeito padrão.
Desde já agradeço a atenção.