Brother MFC-L6750DW, Online User'S Manual, Page: 688 / 703

Communication Error (or Comm. Error)
An error during fax sending or receiving, usually caused by line noise or static.
Compatibility Group
The ability of one fax unit to communicate with another. Compatibility is assured between ITU-T Groups.
Contrast
Setting to compensate for dark or light documents, by making faxes or copies of dark documents lighter and light
documents darker.
CSR
A Certificate Signing Request (CSR) is a message sent from an applicant to a Certificate Authority (CA) to apply
for issue of a certificate. The CSR contains information identifying the applicant, the public key generated by the
applicant and the digital signature of the applicant.
Custom Raw Port
Custom raw port is a commonly used printing protocol on a TCP/IP network that enables interactive data
transmission. Default is Port 9100.
Delayed Fax
Sends your fax at a specified later time that day.
Density
Changing the Density makes the whole image lighter or darker.
DHCP
The Dynamic Host Configuration Protocol (DHCP) is a network protocol that is used to configure network devices
so that they can communicate on an IP Network.
To use DHCP, contact your network administrator.
Digital Signature
A Digital Signature is a value computed with a cryptographic algorithm and appended to a data object in such a
way that any recipient of the data can use the signature to verify the data's origin and integrity.
Distinctive Ring
This feature is available only in the USA and Canada.
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