Cisco 10000 Series Configuration Manual page 821

D
A value that specifies a PVC in a Frame Relay network. In the basic Frame Relay specification, DLCIs
data-link connection
are locally significant (connected devices might use different values to specify the same connection).
identifier
In the LMI extended specification, DLCIs are globally significant (DLCIs specify individual end
devices).
See data-link connection identifier.
DLCI
The line rate for return messages or data transfers from the network machine to the user's customer
downstream rate
premises machine.
Differentiated service code point.
DSCP
Digital Subscriber Line.
DSL
E
The technique used by layered protocols in which a layer adds header information to the protocol data
encapsulation
unit (PDU) from the layer above.
A value a system uses when negotiating the use of Multilink PPP (MLP) with the peer system. The
endpoint
discriminator default value is the username that is used for authentication.
One of the most common local area network (LAN) wiring schemes, Ethernet has a transmission rate
Ethernet
of 10, 100, or 1000 Mbps.
F
See link fragmentation and interleaving.
fragmentation
G
Gigabit Ethernet.
GE
Generic Route Encapsulation. A method of encapsulating any network protocol in another protocol.
GRE
H
A QoS policy in which multiple policies are configured into a single QoS policy. The hierarchical
hierarchical policy
policy combines one or more classes to apply specific actions on the aggregate traffic and to execute
class-specific actions. The non-hierarchical policy, on the other hand, defines only class-specific
actions. Hierarchical policies can have up to three levels configured.
OL-7433-09
Cisco 10000 Series Router Quality of Service Configuration Guide
Glossary
GL-3