Appendix A Acronyms and Abbreviations
A-2
Catalyst Supervisor Engine 32 PISA Cisco IOS System Message Guide, Release 12.2ZY
OL-11469-02
CMOS Complementary Metal Oxide Semiconductor
CPP Control Plane Policing
CPU central processing unit
CRC cyclic redundancy check
CSG Content Services Gateway
CWAN Constellation WAN
CWPA Constellation WAN port adapter
CWSLC Constellation WAN SiByte Line Card
1
CWTLC Constellation WAN Toaster Line Card
1
DBUS data bus
DCM Digital Clock Managers
DDR dial-on-demand routing
DF designated forwarder
DFC Distributed Forwarding Card
DHCP Dynamic Host Configuration Protocol
DIAG diagnostic
DIP Dual In-Line Package
dLFI Distributed Link Fragmentation and Interleaving
dLFIoATM Distributed Link Fragmentation and Interleaving over ATM
dLFIoFR Distributed Link Fragmentation and Interleaving over Frame
Relay
DMA direct memory access
DOT1X IEEE 802.1x
EAP Extensible Authentication Protocol
EARL Enhanced Address Recognition Logic
ECC error checking and correction
EFC Extended Flow Control
Table A-1 List of Acronyms and Abbreviations (continued)
Acronym Expansion