<red.>:~$ sudo apt-get -o Dpkg::Options::="--force-confmiss" install --reinstall snmp snmpd
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 2 reinstalled, 0 to remove and 15 not upgraded.
Need to get 212 kB of archives.
After this operation, 0 B of additional disk space will be used.
Get:1 http://nl.archive.ubuntu.com/ubuntu xenial/main amd64 snmp amd64 5.7.3+dfsg-1ubuntu4 [154 kB]
Get:2 http://nl.archive.ubuntu.com/ubuntu xenial/main amd64 snmpd amd64 5.7.3+dfsg-1ubuntu4 [57.1 kB]
Fetched 212 kB in 0s (1,076 kB/s)
Preconfiguring packages ...
(Reading database ... 99303 files and directories currently installed.)
Preparing to unpack .../snmp_5.7.3+dfsg-1ubuntu4_amd64.deb ...
Unpacking snmp (5.7.3+dfsg-1ubuntu4) over (5.7.3+dfsg-1ubuntu4) ...
Preparing to unpack .../snmpd_5.7.3+dfsg-1ubuntu4_amd64.deb ...
Unpacking snmpd (5.7.3+dfsg-1ubuntu4) over (5.7.3+dfsg-1ubuntu4) ...
Processing triggers for man-db (2.7.5-1) ...
Processing triggers for systemd (229-4ubuntu16) ...
Processing triggers for ureadahead (0.100.0-19) ...
Setting up snmp (5.7.3+dfsg-1ubuntu4) ...

Configuration file '/etc/snmp/snmp.conf', does not exist on system.
Installing new config file as you requested.
Setting up snmpd (5.7.3+dfsg-1ubuntu4) ...

Configuration file '/etc/snmp/snmpd.conf', does not exist on system.
Installing new config file as you requested.
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)