Vlan Stacking Packet Drop Precedence; Enabling Drop Eligibility - Dell S6000–ON Configuration Manual

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Figure 112. Single and Double-Tag TPID Mismatch

VLAN Stacking Packet Drop Precedence

VLAN stacking packet-drop precedence is supported on the switch.

The drop eligible indicator (DEI) bit in the S-Tag indicates to a service provider bridge which packets it

should prefer to drop when congested.

Enable drop eligibility globally before you can honor or mark the DEI value.

When you enable drop eligibility, DEI mapping or marking takes place according to the defaults. In this

case, the CFI is affected according to the following table.

Service Provider Bridging