H3C Technologies H3C S5120 Series Switches - Manual (Page 734)

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CIDR Classless Inter-Domain Routing
CIR Committed Information Rate
CIST Common and Internal Spanning Tree
CO Central Office
COPS Common Open Policy Service
CPE Customer Premises Equipment
CPS Certification Practice Statement
CPTone Call Progress Tone
CR Constraint-based Routing
CRC4 Cyclic Redundancy Check 4
CRL Certificate Revocation List
CR-LDP Constraint-based Routed Label Distribution Protocol
CR-LSP Constraint-based Routed Label Switched Paths
C-RP Candidate-RP
CSNP Complete SNP
CSPF Constraint-based Shortest Path First
CST Common Spanning Tree
CT Class Type
CTR Counter mode
CV Connectivity Verification
CWMP CPE WAN Management Protocol
D Return
DAD Duplicate Address Detection
DAR Deeper Application Recognition
DCBX Data Center Bridging Exchange Protocol
DCC Dial Control Center
DCE Date Center Ethernet
DCE Data Circuit-terminating Equipment
DCF Distributed Coordination Function
DD Database Description
DDN Digital Data Network
DDNS Dynamic Domain Name System
DDoS Distributed Denial of Service
DER Distinguished Encoding Rules
DF Designated Forwarder
DH Diffie-Hellman
DHCP Dynamic Host Configuration Protocol
DHCPv6 Dynamic Host Configuration Protocol for IPv6
DiffServ Differentiated Service
DLCI Data Link Connection Identifier
DLDP Device Link Detection Protocol
DLSw Data Link Switching
DM Dense Mode
DM Delay Measurement
DMM Delay Measurement Message