I am trying to get a value via snmp from the firewall.snmpget -v 1 -u nagios -c "**"  glfw03.**.de 1.3.6.1.4.1.9.9.392.1.2.1.0I keep getting an error. Using other OIDs like 1.3.6.1.4.1.9.9.109.1.1.1.1.5.1 works as expected.Is this normal behaviour? W...