Acronym Glossary - BGP Design and Implementation - page 610

CoS class of service. A classification of traffic to allow differentiated processing
using prioritization, queuing, and other QoS features.

CSC Carrier Supporting Carrier. An MPLS VPN architecture in which service
providers are in a client/server relationship.

DMZ demilitarized zone. A part of a network that interfaces with another
network.

eBGP External Border Gateway Protocol. A form of BGP used between
different autonomous systems.

EGP Exterior Gateway Protocol. Primarily a type of routing protocol for
exchanging interdomain reachability information.

eiBGP External-Internal BGP. A term used only for BGP multipath within an
MPLS VPN network.

EIGRP Enhanced Interior Gateway Routing Protocol. A type of IGP developed
by Cisco.

Experimental bits in an MPLS header. EXP

explicit null. One of the reserved labels. Exp-Null

FEC Forwarding Equivalence Class. A group of destination addresses that have
the same forwarding characteristics.

forwarding information base. A database for packet forwarding.

FIB

GMPLS Generalized Multiprotocol Label Switching. An IETF protocol for
extending the packet/cell-based MPLS to other forms of networks.

GRP Gigabit Route Processor. A type of route processor used in Cisco's 12000
series routers.

Gigabit Switch Router. A Cisco 12000 series router. GSR

iBGP Internal Border Gateway Protocol. A form of BGP used to exchange
reachability information between routers of the same AS.

ICMP Internet Control Management Protocol. An IETF protocol for IP control
and management.