Table 58 Default With No User Action Re-Marking Of Qos Fields By Class Of Interface--Ip Only - Nortel business policy switch 2000 User Manual

296 Chapter 4 Policy-enabled networks
Table 57 Possible user re-marking of QoS fields by class of interface
Type of filter Action
IEEE 802.1p
Drop precedence
Table 58
IP traffic (and layer 2 traffic matching IP) based on the class of the interface.
These are the actions that occur if the user does not intervene at all; they are the
default actions of the switch.

Table 58 Default with no user action re-marking of QoS fields by class of interface--IP only

Type of filter Action
IP filter or DSCP
Layer 2 filter
matching IP
IEEE 802.1p
Drop precedence
208700-C
Trusted
Cannot re-mark
Cannot re-mark
shows the default guidelines the switch uses to re-mark various fields of
Trusted
Does not change
Internally updates
Internally updates
Note: The default for layer 2 non-IP traffic is to pass the traffic through
all interface classes with the QoS values for 802.1p and drop precedence
unchanged.
Untrusted
• Tagged—Must re-mark
• Untagged—Cannot
re-mark
• Tagged—Must re-mark
• Untagged—Cannot
re-mark
Untrusted
• Tagged—Updates to 0
(Standard)
• Untagged—Updates
using mapping table
and port's default value
• Tagged—Updates to 0
• Untagged—Updates to
port's default value
Updates to high drop
precedence
Unrestricted
Re-mark or not
Re-mark or not
Unrestricted
Does not change
Does not change
Does not change