MAC
Medium Access Control
MDI
Medium Dependent Interface
MDI-X
Medium Dependent Interface cross-over
MIB
Management Information Base
MSTI
Multiple Spanning Tree Instance
MSTP
Multiple Spanning Tree Protocol
MTBF
Mean Time Between Failure
MTU
Maximum Transmission Unit
MVR
Multicast VLAN Registration
N
NMS
Network Management System
NNM
Network Node Management
NTP
Network Time Protocol
O
OAM
Operation, Administration, and Management
OC
Ordinary Clock
ODF
Optical Distribution Frame
OID
Object Identifiers
Option 82
DHCP Relay Agent Information Option
OSPF
Open Shortest Path First
P
P2MP
Point to Multipoint
P2P
Point-to-Point
PADI
PPPoE Active Discovery Initiation
PADO
PPPoE Active Discovery Offer
PADS
PPPoE Active Discovery Session-confirmation
PAP
Password Authentication Protocol
PDU
Protocol Data Unit
PE
Provider Edge
PIM-DM
Protocol Independent Multicast-Dense Mode
PIM-SM
Protocol Independent Multicast-Sparse Mode
Ping
Packet Internet Grope
PPP
Point to Point Protocol
