Index

INDEX

A

AAL

: in ATM reference model 1-12
: service-dependent (table) 1-14

anycast signaling 2-4

ATM

: addressing 1-12, 2-4
: cell format 1-2, 1-4
: description 1-1
: device types 1-2
: fundamentals 1-2
: network interfaces 1-3, 3-2 to 3-5
: physical interfaces 1-14 to 1-16
: services 1-5
: signaling 2-1
: switch operation 1-8
: virtual connection types 1-5

ATM adaptation layer

: See AAL

ATM Address Resolution Protocol

: See ATMARP

ATM addresses

autoconfigured scheme 2-7

automatic assignment for LANE components 6-11

components 2-4

for ATM switch router 2-7

for ILMI 2-8, 2-10

for LANE 2-11

for SVCs 1-12

formats

: choosing 2-7
: DCC 2-6
: default 2-8
: E.164 2-6, 2-11
: figure 2-6
: ICD 2-6
: See also E.164 addresses

ILMI address considerations 2-10

LANE templates 6-11

manually configured 2-11

obtaining 2-17

PNNI

: autoconfigured for single-level 7-12
: planning for 7-14
: used by 2-8, 2-10

registered 2-17

ATM network interfaces

: autoconfiguration of 3-1
: example 3-2
: IISP 3-5
: NNI 3-3
: UNI 3-2

ATM reference model

: and OSI model 1-10
: ATM adaptation layer (AAL) 1-12
: ATM layer 1-11
: figure 1-11
: physical layer 1-11
: service-dependent AAL 1-14

ATM switch router

default address 2-7

inband management of

: overview 5-8
: PVCs with InATMARP 5-10
: PVCs with static address mapping 5-10
: SVCs with ATMARP 5-9
: SVCs with static address mapping 5-10

LANE, requirements for 6-12

traffic management capabilities 10-1

ATMARP

: and ILMI 2-10
: and RFC 1577 5-3

autoconfiguration

ATM address

: format 2-7
: PNNI, single-level 7-12

interface types 3-1

B

best-effort connection limits 10-10

broadcast-and-unknown server

: see BUS

BUS

: connection setup, example 6-9
: function 6-5
: multicast traffic, sending 6-8

C

CAC

: algorithm 10-7
: configurable parameters 10-8
: description 10-5 to 10-8
: in PNNI 7-7
: parameter definitions 10-6
: resource management, for tag switching 11-12

CAS 9-8

CDVT and MBS interface defaults 10-5

cell format

: general 1-2
: header 1-4
: NNI format (figure) 1-5
: UNI format (figure) 1-5

CES

advantages 9-10

applications 9-1

configuring

: CDV 9-15
: hard PVCs for structured services without CAS 9-21
: hard PVCs for unstructured services 9-18
: multiple soft PVCs for structured services 9-26
: prerequisites 9-15
: soft PVCs for structured services with CAS 9-24
: soft PVCs for structured services with CAS and on-hook detection 9-25
: soft PVCs for structured services without CAS 9-22
: soft PVCs for unstructured services 9-19
: soft PVCs procedure 9-16

E1 port adapter

: description 9-2
: for structured services 9-5
: for unstructured services 9-4
: time slots, example 9-8

features 9-2

interworking function (CES-IWF) 9-3

limitations 9-11

on-hook detection for 9-8

overview 9-1

structured

: bandwidth usage 9-20
: channel-associated signaling 9-8
: digital access and crossconnect system functionality 9-5
: support for 9-5
: time slots 9-6

T1 port adapter

: description 9-2
: for structured services 9-5
: for unstructured services 9-4
: time slots, example 9-7

unstructured

: bandwidth usage 9-17
: support for 9-4

CES-IWF 9-3

channel-associated signaling

: See CAS

channelized DS3 port adapter

configuration

: channel groups 12-4
: guidelines 12-4
: overview 12-4
: physical interface 12-4
: T1 lines 12-4

description 12-3

channelized E1 port adapter

configuration

: channel groups 12-7
: guidelines 12-6
: overview 12-6
: physical interface 12-7

description 12-5

time slot mapping 12-5

circuit emulation services

: See CES

class of service

: See CoS

classical IP over ATM

: description 5-2
: example (figure) 5-3
: RFC 1577, defined in 5-3

clocking

: See network clocking

closed user groups

: See CUGs

complex node representation

: aggregation modes compared 7-36
: exception thresholds 7-35
: implementation guidelines 7-36
: routing accuracy of 7-33
: simple node representation, compared 7-33
: terminology 7-34

Connection Admission Control

: See CAC

connection traffic table

: See CTT

controlled link sharing 10-9

conventions xii

CoS

: CTT rows 11-12
: description 11-9
: resource management CAC not supported 11-12
: service class to weight mapping for hierarchical VP tunnels 11-10
: service class to weight mapping for physical ports 11-9
: threshold group for TBR classes 11-11

crankback mechanism 7-8

CTT

: for Frame Relay to ATM interworking 12-9
: row allocations and defaults 10-3
: rows for tag switching virtual connections 11-12
: traffic and service contract 10-3

CUGs

: configuration overview 2-21
: example (figure) 2-20
: interlock codes for 2-19
: overview 2-19

D

data rate for physical interfaces 1-14

document conventions xii

documentation

: CD-ROM xiii
: online xiii
: printed xii

DS0 channels

: See DS0 time slots

DS0 time slots

Frame Relay to ATM interworking

: channel groups, forming 12-4
: DS3 interfaces 12-3
: E1 interfaces 12-5
: mapping example (figure) 12-3

structured CES

: example (figure) 9-6
: mapping 9-6

E

E.164 addresses

autoconversion

: AESA example (figure) 2-16
: comparison (table) 2-14
: description 2-14
: ZDSP example (figure) 2-15

conversion options 2-13

encoding for PNNI 7-13

gateway translation

: description 2-13
: example (figure) 2-13

NSAP encoded format 2-6

one-to-one translation 2-16

signaling of 2-11

types 2-12

E1 interfaces

for CES 9-2, 9-4, 9-5

time slots

: in CES 9-6
: in Frame Relay to ATM interworking 12-5
: See also DS0 time slots

ELANs

: address resolution in 6-7
: joining 6-7
: virtual LANS, compared 6-5
: See also LANE

emulated LANs

: See ELANs

exception thresholds 7-35

explicit paths for soft PVCs

: description 4-9
: for PNNI 7-27

F

FIB 11-3

Forwarding Information Base

: See FIB

Frame Relay to ATM interworking

channelized DS3 port adapter 12-3 to 12-5

channelized E1 port adapter 12-5 to 12-7

configuring

: encapsulation 12-7
: overview 12-7
: serial interface type 12-8

LMI 12-8 to 12-9

network interworking 12-2

overview 12-1

resource management

: configuration overview 12-9
: CTT description 12-9
: interface configuration overview 12-11

service interworking 12-2

virtual connections

: characteristics 12-11
: configuration overview 12-11
: configuration prerequisites 12-11
: network interworking PVCs 12-12
: network interworking soft PVCs 12-16
: service interworking PVCs 12-13
: service interworking soft PVCs 12-17
: soft PVC configuration overview 12-15
: soft PVC route optimization 12-17
: soft PVCs, respecifying 12-18
: terminating service interworking PVCs 12-13
: transit PVCs 12-15

framing overhead 10-13

framing type for physical interfaces 1-15

funnel signaling

: description 2-21
: example (figure) 2-21

G

GCAC

: and PTSP exchanges 7-5
: description 7-7
: in call routing, example 7-8

Generic Call Admission Control algorithm

: See GCAC

H

hardware-dependent features 10-16

Hello protocol 7-5

hierarchical VP tunnels

: description 4-14
: restrictions 4-15
: service category support 10-11
: service class to TBR class mapping 11-10

I

IISP

description 3-5

example (figure) 3-5

interface configuration 3-5

routing

: advantages 7-3
: description 7-1
: limitations 7-3

ILMI

: ATM address migration 2-10
: ATM addresses and 2-10
: autoconfiguration with 3-1

InATMARP 5-4

individual traffic parameter maximums 10-11

Integrated Local Management Interface

: See ILMI

interface category support 10-11

interface output pacing 10-21

interface overbooking 10-12

interface queue thresholds per service category 10-17

Interim Interswitch Signaling Protocol

: See IISP

Inverse ATM address resolution protocol

: See InATMARP

L

LAN emulation

: See LANE

LAN emulation client

: see LEC

LAN emulation configuration server

: see LECS

LAN emulation server

: see LES

LANE

address assignment for components 6-11

address resolution 6-7

addressing requirements 6-10

advantages 6-12

applications 6-2

assigning components 6-12

ATM addresses and 2-11

broadcast-and-unknown server (BUS) 6-5 to 6-9

client (LEC) 6-4 to 6-9

components 6-4

configuration server (LECS) 6-5 to 6-11

configuring

: overview 6-13
: worksheet 6-15

description 6-1

example 6-8

fault tolerance 6-17

function of network devices in 6-3

implementation considerations 6-10

limitations 6-12

multicast traffic 6-8

operation 6-3

protocol stack 6-3

router and switch requirements 6-12

server (LES) 6-4 to 6-7

SSRP 6-17

VCC types 6-5

LANE configuration server

: See LECS

Layer 3 protocols over ATM 5-1 to 5-5

LEC

: address resolution 6-8
: connection setup, example 6-9
: function 6-4
: joining an emulated LAN 6-7
: VCCs for 6-6

LECS

: address database 6-11
: function 6-5
: joining an emulated LAN 6-7

LES

: function 6-4
: joining an emulated LAN 6-7
: VCCs for 6-6

LGNs

: complex node representation for 7-33
: configuring 7-22
: description 7-10

LMI configuration

: keepalive interval 12-8
: LMI type 12-8
: overview 12-8
: polling and timer interval 12-9

Local Management Interface

: See LMI

logical group nodes

: See LGNs

M

map lists

: See static map lists

maxCR

: in framing overhead 10-13
: in interface overbookng 10-12

maximum cell rate

: See maxCR

maximum queue size per interface 10-17

MPOA

: advantages 6-20
: configuration overview 6-21
: description 6-19
: limitations 6-21
: operation 6-19

multiprotocol encapsulation over ATM

: description 5-2
: RFC 1483, defined in 5-4

Multiprotocol Label Switching (MPLS)

: See tag switching

Multiprotocol over ATM

: See MPOA

N

NCDP

: consideration when using 8-8
: description 8-6
: operation, example 8-6

network clock module

: BITS derived clocking 8-6
: oscillator quality 8-6
: resilience 8-5

network clocking

clock distribution modes 8-3

clock sources

: network clock module 8-5
: quality 8-2
: revertive behavior 8-4

clocking modes for CES

: adaptive 9-14
: characteristics 9-11
: description 9-11
: SRTS 9-12
: synchronous 9-12

configuring

: manual 8-11
: NCDP 8-10

definition 8-1

example 8-3

for CBR and VBR-RT traffic 8-1

for CES 8-2

NCDP and 8-6 to 8-8

overview 8-1

Network Clocking Distribution Protocol

: See NCDP

Network-Network Interface

: See NNI

NNI

: cell header format 1-5
: configuring 3-4
: example 3-3
: example (figure) 3-4

nondefault PVCs

: configuring 4-10
: uses 4-9
: well-known values 4-9

O

: outbound link distance 10-10
: oversubscription factor 10-16

P

peer group leader

: See PGL

permanent virtual connections

: See PVCs

permanent virtual paths

: see PVPs

PGL 7-10

physical interfaces

: common (table) 1-15
: description 1-14 to 1-16
: media types 1-14

PNNI

aggressive aggregation mode 7-32, 7-36

ATM address

: autoconfigured 2-10, 7-12
: global uniqueness 7-14
: hierarchical nature 7-15
: planning for 7-14
: scalability 7-15

best link aggregation mode 7-31, 7-36

CAC and 7-7

call routing 7-7

complex node representation 7-33 to 7-37

crankback mechanism 7-8

database synchronization 7-5

E.164 addresses

: encoding 7-13
: justification 7-13

GCAC and 7-7

Hello protocol 7-5

hierarchical

: advantages 7-12
: components 7-10
: examples 7-10
: implementation considerations 7-12
: limitations 7-12
: organization 7-10
: topology aggregation 7-11
: when suitable 7-9

higher levels, configuring

: implementation considerations 7-21
: LGNs 7-22
: node election leadership priority 7-23
: node name 7-22
: overview 7-20
: parent node designation 7-22
: PGL 7-22
: summary addresses 7-24

LGNs 7-10, 7-22, 7-33

lowest level, configuring

: ATM address 7-17
: node level 7-17
: overview 7-17
: scope mapping 7-19
: static routes 7-18
: summary addresses 7-18

metrics and attributes 7-6

operation 7-7

overview 7-3

peer group 7-10

PGL 7-10

protocol parameters, tuning 7-37

: Hello exchanges 7-37
: resource management poll interval 7-38

PTSP exchanges 7-5, 7-37

reachability information 7-6, 7-11

route selection, tuning

: background route computation 7-25
: links, parallel and alternate 7-25
: manually configured explicit paths 7-27
: maximum administrative weight percentage 7-26
: precedence of reachable addresses 7-27

routing features 7-4

signaling features 7-4

single-level

: autoconfigured address 7-12
: configuration 7-17
: when suitable 7-9

topology attributes, tuning

: administrative weight 7-28
: aggregation mode 7-31
: aggregation tokens 7-30
: route redistribution 7-30
: significant change thresholds 7-32
: transit call restriction 7-30

point-to-multipoint connections

: ATM solutions for 1-7
: description 1-6
: signaling for 2-4, 2-21

port adapters

: for CES 9-2
: for Frame Relay to ATM interworking 12-1

Private Network-Network Interface

: See PNNI

PTSP exchanges

: description 7-5
: tuning 7-37

PVCs

applications 4-3

configuration overview 4-4

connecting to VP tunnels 4-16

for CES

: structured services 9-21
: unstructured services 9-18

nondefault well-known 4-9 to 4-10

point-to-multipoint 4-5

terminating 4-4

with InATMARP 5-6, 5-10

with static address mapping 5-7, 5-10

PVPs

: network example 4-5
: point-to-multipoint 4-6

Q

QoS

: default objective table 10-4
: in PNNI 7-5
: parameters 1-13
: parameters per service category (table) 10-2

quality of service

: See QoS

R

resource management

: See traffic management

RFC 1483 5-4

RFC 1577

: ATMARP mechanism 5-3
: InATMARP mechanism 5-4
: provisions 5-3

route optimization for soft PVCs 4-8

routing

: IISP 7-1 to 7-3
: PNNI 7-3 to 7-9

S

scheduler and service class 10-21

service categories

: characteristics 1-13
: description 1-13
: table 1-13

service category limit 10-16

service category parameters 10-2

SGCP

: advantages 9-28
: description 9-27
: operation 9-28

shaped VP tunnels

: description 4-13
: restrictions 4-14

signaling

: about 2-1
: ABR connections 2-4
: anycast 2-4
: connection setup 2-2
: E.164 addresses 2-11
: features 2-18
: NNI 2-3
: point-to-multipoint connections 2-4
: point-to-multipoint funnel 2-21
: proxy 2-4
: QoS parameters 2-4
: UNI 2-3
: virtual UNI 2-4

signaling VPCI 4-17

Simple Gateway Control Protocol

: See SGCP

Simple Server Redundancy Protocol

: See SSRP

soft PVCs

advantages 2-2, 4-4

example 4-7

explicit paths 4-9, 7-27

for CES

: configuration guidelines 9-16
: structured services 9-22, 9-24, 9-25
: unstructured services 9-19

route optimization for 4-8, 12-17

soft PVPs

: advantages 2-2, 4-4
: example 4-7

SSRP

: configuration overview 6-18
: considerations 6-18
: description 6-17
: operation 6-17

static map lists

: description 5-5
: PVCs and 5-7
: SVCs and 5-7

sustained cell rate margin factor 10-9

SVCs

: applications 4-3
: ATMARP and 5-6, 5-9
: static address mapping 5-7, 5-10
: VPI/VCI ranges 4-10

switched virtual connections

: See SVCs

T

T1 port adapters for CES 9-2, 9-4, 9-5

Tag Distribution Protocol

: See TDP

Tag Forwarding Information Base

: See TFIB

Tag Information Base

: See TIB

tag switching (MPLS)

advantages 11-4

components 11-2

configuring

: interfaces 11-6
: loopback interface 11-6
: overview 11-5
: routing protocol 11-6
: TDP control channel 11-7
: VP tunnels 11-7
: VPI range 11-6

CoS 11-9 to 11-12

: See also CoS main entry

FIB 11-3

hardware and software restrictions 11-5

hierarchical VP tunnels and 11-10

limitations 11-5

network example (figure) 11-2

operation 11-3

overview 11-1

tag edge routers in 11-2

tag switches in 11-2

TDP 11-2, 11-7

TFIB 11-3

TIB 11-3

VC merge for 11-8

TDP

: control channels 11-7
: used by tag edge routers 11-2

TFIB 11-3

threshold groups 10-17, 10-18

TIB 11-3

time slots

: See DS0 time slots

traffic management

best-effort connection limits 10-10

CAC

: description 10-5 to 10-8
: tag switching not supported 11-12
: See also CAC main entry

capabilities 10-1

cell queuing 10-16

: interface queue thresholds per service category 10-17
: maximum queue size per interface 10-17
: oversubscription factor 10-16
: service category limit 10-16
: threshold groups 10-17

congestion notification 10-19

controlled link sharing 10-9

Frame Relay to ATM interworking 12-9

framing overhead 10-13

hardware resource mechanisms 10-14

individual traffic parameter maximums 10-11

interface category support 10-11

interface overbooking 10-12

outbound link distance 10-10

output scheduling

: interface output pacing 10-21
: scheduler and service class 10-21

sustained cell rate margin factor 10-9

threshold groups

: defaults 10-18
: operation 10-18

traffic and service contract

: CDVT and MBS interface defaults 10-5
: configurable parameters 10-3
: connection setup and 1-12
: CTT 10-3
: default QoS objective table 10-4
: service category parameters 10-2

traffic policing 10-14

traffic shaping 10-20

UPC

: default behavior 10-15
: default CDVT and MBS 10-15
: purpose 10-14

traffic parameters 1-12

traffic policing 10-14

traffic shaping 10-20

U

UNI

: autoconfiguration with ILMI 2-8, 3-1
: cell header format 1-4
: configuration 3-3
: example (figure) 3-3
: signaling 2-3
: specifications 2-3
: virtual 4-17

UPC 10-14

Usage Parameter Control

: See UPC

User-Network Interface

: See UNI

V

virtual channel identifier

: See VPI/VCI

virtual connections

: applications 4-3
: autoconfigured parameters 4-3
: components 4-2
: point-to-multipoint 1-6
: supported types (table) 4-3
: transit and terminating 4-2
: types 1-5, 4-1

virtual path

: See VP switching and VP tunnels

virtual path identifier

: See VPI/VCI

virtual UNI

: signaling 2-4
: signaling VPCI 4-17

voice over ATM

: with CES 9-1
: with SGCP 9-27

VP switching

: description 1-9
: figure 1-9

VP tunnels

between source and destination switches (figure) 11-7

CES through 9-22

example (figure) 4-12

for single service category 4-13

general description 4-12

hierarchical 4-14 to 4-16

: See also hierarchical VP tunnels

PVC connection to 4-16

shaped 4-13 to 4-14

: See also shaped VP tunnels

signaling VPCI for 4-17

tag switching on 11-7

types 4-12

VPI/VCI

purpose 1-6

ranges for SVPs and SVCs

: description 4-10
: maximum (table) 4-10

W

well-known PVCs

: nondefault 4-9
: well-known virtual channels (table) 4-9

Table of Contents

INDEX