Grafica De Las Capas

NETWORK ASSOCIATES GUIDE TO COMMUNICATIONS PROTOCOLS Hewlett-Packard Network Services

DHCP BOOTP NTP TFTP Dynamic Host Bootstrap Network Trivial File Configuration Protocol Time Transfer Protocol Protocol Protocol

RFA Network Remote Remote Remote Virtual File Database File Process Transfer Access Access Comm. Terminal

APPLICATION LAYER

X Windows System (X10 / X11)

• Provides interface to end-user processes • Provides standardized services to applications

CMOT (CMIP over TCP/IP) (see also ISO)

ARPA Services

From DECnet NSP

Browse File

Ipr login rsh rexec rcp Remote Remote Remote Remote Remote Print Copy Execution Login Shell

SNMP

DNS Domain Name System

ND Network Disk

Simple Network Mgmt. Protocol v1, v2, v2c

To ISO-TP ISO-DE ISO Development Environment

TRANSPORT LAYER

• Manages network layer connections • Provides reliable packet delivery mechanism

TCP Transmission Control Protocol

RPC Remote Procedure Call

Burst Mode

Application Filing Mail Printing Virtual Support Terminal

VINES Application Services

ACSE

ACSE

GAP Gateway Access Protocol

From SPP

From ISO

From NBP

From NSP

To Oracle TNS

Postscript SMB

To NetBIOS Data Flow Control

Connection-oriented Session Protocol ISO NetBIOS

To VFRP

VINES NETRPC

XNS Courier

SCP DNS Distributed Session Control Name Protocol Server

Bulk Data Transfer Protocol

SCS

To NetBIOS

ASP AppleTalk Session Protocol

Keiwet Session Protocol

To NetBIOS

From UDP

PAP Printer Access Protocol

To DDP

To IPX

ZIP Zone Information Protocol

To IP To ARP

TPO, TP1, TP2, TP3, TP4

Transmission Control

LAVC UDP User Datagram Protocol

NLSP RIP Routing NetWare Information Link Services Protocol Protocol

X.25 Packet Level Protocol

HPR APPN High Advanced Performance Peer-to-Peer Routing Networking

To NetBIOS & SMB

IPX – Internetwork Packet Exchange

QLLC Qualified Logical Link Control

SSP Switch to Switch Protocol From TCP/IP TCP

From SDLC Synchronous Data Link Control

From ISO TP4

RTMP AURP Routing AppleTalk Table Update-based Maintenance Routing Protocol Protocol

VRTP/VSRTP VINES (Sequenced) Routing Update Protocol

Error Echo Protocol Protocol

NETWORK PROTOCOL

IPX WAN 2

ATP NBP AEP Name AppleTalk AppleTalk Transaction Binding Echo Protocol Protocol Protocol VIPC VINES Interprocess Communications Protocol

RIP Routing Information Protocol

ES-IS End System to Intermediate System

DRP DECnet Routing Protocol

CONP CLNP Connection- Connectionless oriented Network Network Protocol Protocol

Path Control

DLSw Data Link Switching

From VIPC

From CDP

IS-IS Intermediate Dual System to IS-IS Intermediate System

ADSP AppleTalk Data Stream Protocol SPP PEP Sequence Packet Packet Exchange Protocol Protocol

NSP Network Services Protocol DNA

ICMP Internet Control Message Protocol

IP Internet Protocol

LAT Local Area Transport Protocol

IDP Internetwork Datagram Protocol

VIP VINES Internet Protocol

DDP Datagram Delivery Protocol From VIPC AARP AppleTalk Address Resolution Protocol

X-25 Packet Level Protocol

Apple - LAP Link Access Protocol VFRP VINES Fragmentation Protocol

Ethernet V.2 Internetwork (via X.25)

(Not through X.25) Sub Network Access Protocol (SNAP)

• Frames packets • Controls physical layer data flow

Ethernet Data Link Control

Ethernet V.2

PHYSICAL LAYER • Interfaces between network medium and network devices • Defines electrical and mechanical characteristics

IEEE 802.3 CSMA/CD Media Access Control

1 BASE5 StarLAN 10 BROAD 36 10 BASE-T Twisted Pair 10 BASE5 Thick 10BASE2 Thin 10 BASE-F (A or P) Fiber

IEEE 802.12 VG-AnyLAN

Type 2 Connection Service

Type 3 ACK Connectionless Service

IEEE 802.5 Token Passing Ring Media Access Control

FDDI Token Passing Ring Media Access Control ANSI

Token Ring

Ethernet

Ethernet 50 ohm coax Thin Wire 50 ohm coax Broadband 75 ohm coax

802.2 Logical Link Control Type 1 Connectionless Service

100 BASET 100 BASEX

Fiber Optic Shielded Twisted Pair 4/16 Mbps UTP 4/16 Unshielded Twisted Pair

ATM

To SMDS

AAL1 AAL2 AAL3/4 AAL5 VLANs CBR VBR Data Virtual LANs AAL ATM - Adaption Layer

SDDI Shielded Copper CDDI Copper Twisted Pair

SNI Subscriber Network Interface DSO PLCP - 64 Kbps G.703 PLCP DS1 PLCP - T1 - 1.544 Mbps DS3 PLCP - T3 - 45 Mbps SONET

HDLC LAPB (ISO) 7776) High-level Data Link Control Link Access Procedure

ISDN-D 16 Kbps BRI 64 Kbps PRI

DSI, DS3 SONET

ISDN H 384 Kbps BRI - Basic Rate Interface PRI - Primary Rate Interface

PPP Point to Point

LAP -A

ISDN-B 64 Kbps

To SMDS

SMDS

Frame Relay

ISDN Integrated Services Digital Network

ATM - Layer Asynchronous Transfer Mode

IEEE 802.6 Metropolitan Area Network DQDB Media Access Control

FDDI FDDI Fiber Optic

ISDN

DSI, DS3 SONET

H11 1.536 Mbps H12 1.92 Mbps

To Frame Relay V.35

RS-449 EIA RS-232D or RS-423 RS-422-A V.24 Unbalanced Balanced

SMDS Switched Multi-megabit Data service SIP SMDS Interface Protocol

From PPTP

From SNI

ANSI T-1.617 NXD Frame Format From Broadband ISDN

VSPP VINES Sequenced Packet Protocol

VARP/VSARP VINES (Sequenced) Address Resolution Protocol

802.2

DATA LINK LAYER

NAMED PIPES for OS/2

To NetBIOS

NetBEUI

From VIPC

LANs

3270 Data Stream

XNS Courier Message Object Block Stream Stream Stream

FOUND Foundation Services

From VIPC

From IPX

AFP AppleTalk Filing Protocol

CTERM Network Command Terminal

X.25 PAD Packet Assembler/ Disassembler Connection-oriented Protocol Presentation Protocol X.3, X.28, ASN.1 X.29

LU6.2 Logical Unit

StreetTalk, Mail(IM-III), Network Mgmt., Server Service, PC Backend, VINES Security, Echotest, File Service, Talk, Async, STDA, Deflector, Diagnostic, NetBIOS over VINES, Print Service, Semaphore, SNA Service, SX Service

TRANSPORT PROTOCOL

CSLIP SLIP Serial Line Compressed Slip IP

From VIPC

• Addresses and routes packets

ACSE

ACSE

From TCP

IPDS SCS 3270 Intelligent SNA Data Printer Stream Character Data Stream Stream

SPX, SPX2 Sequenced Packet Exchange

To VFRP

RSVP Resource Reservation Protocol

From TCP/ IP

ACSE

NICE Network Information and Command Exchange Protocol

Presentation Services

SAP Service Advertising Protocol

To VINES NETRPC

From VSPP

From IPX

NetBIOS

To VFRP

ACSE

ACSE

Banyan VINES

AppleTalk

XNS Application Services

MOP Maintenance Operations Protocol

DAP Data Access Protocol

ACSE - Association Control Service Element ROSE - Remote Operation Service Element RTSE - Reliable Transfer Service Element

RPL Remote Program Load

NetWare Lite

To IPX

To VFRP

ARP RARP Address Reverse Resolution ARP Protocol

CMIP DS MHS FTAM MMS ODA Common Directory Mail File Office VT Mgmt. Services Transfer Handling Manufacturing Messaging Document Virtual Information X.500 Access Service Service Architecture Terminal Protocol X.400 and Mgmt. ROSE ROSE RTSE

SMB Server Message Block

To VFRP

IGMP Internet Group Mgmt. Protocol

Named Pipes

Print

NCP NetWare Core Protocol

OSPF IGRP/EIGRP GGP RIP BGP EGP Open Shortest Interior Gateway Routing Exterior Border Path First Gateway to Routing Routing CISCO Gateway Gateway Gateway Information

DVMRP Distance Vector Multicast Routing Protocol

NDS NetWare Directory Services

XDR External Data Representation

To NetBIOS

To DLSw SSP

NETWORK LAYER

PMAP NIS YP NFS Port Network Network File System Information Mapper System NLM Statd Network Status Mount Lock Mgr. Daemon

LPP Lightweight Presentation Protocol

DAP Lightweight Directory Access Protocol

SESSION LAYER

To PPTP

DDM DCA SNA/DS SNA/MS DIA SNA/FS Distributed Document SNA SNA Document File Data Content Services Interchange Distributed Mgmt. Mgmt. Architecture Architecture Services Services

From IPX

• Specifies architectureindependent data transfer format • Encodes and decodes data; encrypts and decrypts data; compresses data

XNS Xerox Network System

DECnet Phase IV

SNA Transaction Services SUN Network Services

RUNIX Remote UNIX Services

SMTP HTTP FTP TELNET Simple HyperText File Mail Transfer Transfer Virtual Terminal Transfer Protocol Protocol Protocol

PRESENTATION LAYER

ISO

IBM Protocols

Novell NetWare

TCP/IP

From IPX

From IP

WANs

From UDP

SDLC Synchronous Data Link Control

From ATM

Modem Standards V.21 AT&T V.22 AT&T AT&T 209 V.22 bis V.26 V.26 bis 9600 bps 2400 bps 2400 bps 2400 bps 103 212 300 bps 1200 bps V.42 V.42 bis V.27 bis V.32 bis V.29 V.32 4800 bps 9600 bps 9600 bps 14.4 kbps Error Correction Data Compression via MNP5 or LAPM using L-Z derivative IBM Channel

VICP VINES Internet Control Protocol