3ah, 136
loop round trip time (LRTT),
relationship to fairRate, 339
loopback function, relationship to
OAM, 89
loopback messages, troubleshooting
Ethernets with, 90??“91
loopback mode, Ethernet frames
in, 170
LOS (line-of-sight) technology,
optical wireless mesh networks
as, 250, 255
LRTT (loop round trip time),
relationship to fairRate, 339
LSP ping over VCCV, using, 440
LSP ping, relationship to MPLS
protection, 427??“428
LSPs (Label Switched Paths,) use
with MPLS, 422
LSPs, relationship to circuit
bonding, 281
M
MAC (Media Access Control)
sublayer
context containment in, 345
data paths supported
by, 347??“351
explanation of, 5
idle frames in, 349??“350
protection hierarchy supported by,
343??“346
relationship to RPR, 327
services provided by, 332
transit paths in, 350
transmit operation in, 350??“351
and WiMAX, 470??“477
MAC address and VLAN pruning,
relationship to bridges,
382??“383
MAC address duplication, impact on
bridges, 385??“386
MAC reference model, overview of,
334??“340
MAC-in-MAC format,
relationship to backbone
bridges, 396
Management Information Base
(MIB), purpose of, 170
Management plane, role in ESM
(Ethernet Service Model), 58
MANs (Metropolitan Area
Networks)
comparing to LANs, 25
development of, 22??“26
providing Carrier Ethernet in,
275??“278
Martina, Luca, 421
MAU MIBs, contents of, 172
Maximum Transmission Unit
(MTU) of Ethernet frame,
explanation of, 6
M-CMTS architecture, release of
specifications for, 160
MDU (multi-dwelling unit)
environments, using optical
wireless mesh in, 254
Media Access Control (MAC)
sublayer.
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