OPTICAL SYSTEMS DESIGN
DOC ID: 10118101
OSD2512 OPERATOR MANUAL
PAGE 211
DEI Mode
The DEI mode for an NNI port determines whether frames transmitted on the port will have
the DEI field in the outer tag marked based on the colour of the frame. The allowed values are:
Coloured
: The DEI is 1 for yellow frames and 0 for green frames.
Fixed
: The DEI value is determined by ECE rules.
Tag Mode
The tag mode specifying whether the EVC classification must be based on the outer or inner
tag. This can be used on NNI ports connected to another service provider, where an outer
"tunnel" tag is added together with the inner tag identifying the EVC. The allowed values are:
Inner
: Enable inner tag in EVC classification.
Outer
: Enable outer tag in EVC classification.
Address Mode
The IP/MAC address mode specifying whether the EVC classification must be based on
source (SMAC/SIP) or destination (DMAC/DIP) addresses. The allowed values are:
Source
: Enable SMAC/SIP matching.
Destination
: Enable DMAC/DIP matching.
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved
values.
