Index_F

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F

Fabric switches, 86

Facilitative protocols, 119–24

H.323, 119–22

MGCP, 123–24

SIP, 122–23

See also Gateways

Facilities data link (FDL), 214

Fast Automatic Restoration (FASTAR), 363

Fast Ethernet, 10–11

compatibility, 10

defined, 10

media choices, 10–11

media-independent interface (MII) specification, 11

See also LANs

Fault management, 35–36

defined, 35, 255

reconfiguration, 59

Fault management agent capabilities, 35–36

Fault-tolerant PVC, 366

Fault-tolerant trunking, 366

FDDI, 18, 21–26, 27–28

architecture, 22–24

concentrators (CONs), 25

defined, 21

dual-attached stations (DASs), 25

dual-ring topology, 25

equipment classes, 25

failure protection, 26

layers illustration, 23

MAC, 24

operation, 21–22

physical layer (PHY), 23–24

physical media dependent (PMD), 22–23

self-healing capability, 26

single-attached stations (SASs), 25

station management (SMT), 24

topology, 24–26

TTRT, 22

See also LANs

Fiber distributed data interface. See FDDI

Fiber network restoration, 362–65

FASTAR, 363

SONET, 363–65

See also Restoration

Fibre Alliance, 92

Fibre Channel, 12, 79, 82

bandwidth, 83

as device interconnection, 82

SANs, 84

Fibre Channel-Arbitrated Loop (FC-AL), 85, 88

Fibre Channel Industry Association (FCIA), 92

File agents, 41

File Transfer Protocol (FTP), 242

Filters

applying, 144–47

multicast address, 145

node address, 145–46

protocol, 146–47

Fingerprint recognition, 307–9

Firewalls, 320–25

configuring, 323

defined, 320

packet filtering, 320, 321

physical location, 323

proxies, 320–22

rule set, 324

software, 325

solutions, 322–23

See also Security

Forward explicit congestion notification (FECN), 228, 229

Fractional T1 (FT1), 184, 218

Frame relay, 225–31

access devices (FRAD), 230

advantages, 226–27

any-to-any connectivity, 226

charges, 229–30

congestion control, 228–29

defined, 225–26

introduction, 226

OSI reference model and, 226

speed, 225–26

throughput/delay, 226

types of circuits, 227–28

voice over (VoFR), 230–31

See also High-speed packet networks

Fresnel zone, 130

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