Oki B412dn User Manual - page 197
About Restrictions in Sleep Mode and Deep Sleep Mode
This section describes the restrictions when the printer is in Sleep mode and Deep Sleep Mode.
If the printer displays an error, the printer may not enter Sleep mode and Deep Sleep Mode.
In Sleep mode, the network function is restricted as follows.
The printer does not enter Deep Sleep mode
The printer does not enter Deep Sleep mode in the following cases.
IPSec is enabled
A TCP connection is established
Example: A connection is established with TELNET or FTP.
When the transition time to enter Sleep mode and Deep Sleep Mode from Power Save mode elapses and the connection is
disconnected, the printer enters Sleep mode.
Memo
To enable Deep Sleep mode, disable IPSec or E-mail reception.
Cannot print
In Deep Sleep mode, you cannot print by using the following protocols.
IPv6
NBT
WSDPrint
Cannot search or set
In Deep Sleep mode, you cannot search or set by using the following functions and protocols.
NBT
PnP-X
UPnP
LLTD
MIB*
* References with some supported MIB (the Get command) are possible in Deep Sleep mode.
Protocols that have the client function do not operate
In Deep Sleep mode, the following protocols that have the client function do not operate.
E-mail alert*
2
SNMP Trap
WINS*
1
SNTP*
2
*
1
The elapsed time in Deep Sleep mode is not included in the intervals of WINS update time.
WINS regular updates are not performed in Deep Sleep mode, possibly resulting in names that are registered in the WINS server
being deleted.
*
2
The elapsed time in Deep Sleep mode is not included in the intervals of the E-mail alert notification time and the intervals of the
NTP server update time.
The printer automatically enters Sleep mode from Deep Sleep mode.
In a network environment where a large number of packets are sent, the printer automatically exits Deep Sleep mode to Sleep mode
and responds.
Also, if a terminal that runs searches with Bonjour, such as Mac or iPhone, is connected to the same network, the printer
automatically exits Deep Sleep mode to Sleep mode and responds.
When the transition time to enter Sleep mode elapses, the printer automatically enters Sleep mode. When a certain period of time
passes after the transition, the printer enters Deep Sleep mode.
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