Black Box LR1530A-EU-R3, LR1530A-R3 manual Ethernet Type Codes, Arp

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Octet Locations on Ethernet Frames

ETHERNET Type Codes

Type Code	Description
0800	DOD IP

0801	X.75 Internet

0804	Chaosnet

0805	X.25 Level 3

0806	ARP

0807	XNS Compatibility

6001	DEC MOP Dump/Load

6002	DEC MOP Remote Console

6003	DEC DECNET Phase IV Route

6004	DEC LAT

6005	DEC Diagnostic Protocol

6006	DEC Customer Protocol

6007	DEC LAVC, SCA

8035	Reverse ARP

803D	DEC Ethernet Encryption

803F	DEC LAN Traffic Monitor

809B	Appletalk

80D5	IBM SNA Service on Ether

80F3	AppleTalk AARP (Kinetics)

8137-8138	Novell, Inc.

814C	SNMP

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Contents Frame Relay/Leased Line Bridge/Router Specifications Normas Oficiales Mexicanas Electrical Safety Statement Page Page Page Contents Introduction to Filtering Appendix D Software Upgrades Page Select a Site Unpack the unitRear View of the CSU-DSU router Identify the ConnectorsConnect to the Console Make the LAN ConnectionsMake the WAN Link Connection Installation Login and Enter the Required Configuration Power Up the routerMandatory Configuration Mandatory ConfigurationSetting the Link Interface Type Set Link Interface Type Location MainLink Interface Type Framed/unframed/SF/ESF Setting the T1/E1ParametersService parameters Location Main T1/E1 Selection Location MainFirst channel Number number of channels As specifedSet Link Interface Type Location Main Green Identify the Status LEDsFront View of the router Typical Applications & HOW to Configure Them Managing the router Using Menus Configuration Option Name Location Main ConventionsOption Name Frame Relay configuration Basic Frame Relay ConfigurationFrame Relay enable Location Main Link Speed Location MainLink Speed Auto Learning the Frame Relay Configuration Manual Configuration LMI Type Auto-Learning Location MainLMI Type Quick Start Frame Relay IP AddressIP Address / Subnet mask size PPP Encapsulation Location Main Quick Start PPP Leased Line Connections Basic Leased Line ConfigurationFrame Relay disable Location Main DisabledLocal IP Address Location Main Basic PPP Leased Line ConfigurationBridge Connection Should You Bridge or Route? Bridged Local Area Networks Configure as an Ethernet BridgeIP Address Applications IP Routed Local Area Networks Configure as an Ethernet IP routerIP Address Define an IP Default Gateway Default Gateway Location MainDefault Gateway Define an IP Static Route Edit Static Route Location MainRemote Site Next Hop Cost Add Define an IP Subnet Mask IP Address / mask size IP Address & Subnet Size Location MainApplications Novell Servers in Both Locations Configure as an Ethernet IPX routerApplications IPX Routed Local Area Networks Servers on one side Novell Servers in One Location OnlyIPX Frame Types Location Main Numbered Links PPP Link Configuration OverviewUnnumbered Links IP Address Pool Location Main Configure Dynamic Host Configuration ProtocolDhcp Services Location Main ServerDNS Set-Up Location Main Local + External DNS Server ConfigurationNAT Exports Configure Network Address Translation NATNAT Enabled Location Main EnabledTranslation type Location Main Configure PPP Security Security Level Location MainSecurity Level Incoming PAP Password Incoming Chap Secret Outgoing PAP Password Outgoing Chap SecretSecurity Database Entry Location Main 10 Sample Firewall Application Configure FirewallFTP & WWW Designated Servers Location Main Firewall WAN Remote Site Filter direction Location MainFirewall Table Entry Location Main Firewall LAN Filter Direction Location MainFirewall Location Main Applications Introduction to Filtering MAC Address FilteringPattern Filtering Not Introduction to Filtering IP & Related Traffic NetBIOS &NetBEUI Microsoft WindowsPopular Filters BridgeOther interesting TCP Ports NetBIOS over TCPBanyan IP RouterAppendix a Menu Trees Menu Tree From previous Page Appendix B Octet Locations on Ethernet Frames Octet Locations on Ethernet Frames ARP Ethernet Type CodesOctet Locations on Ethernet Frames Octet Locations on a Bridged XNS Frame Octet Locations on Ethernet Frames Appendix C Servicing Information Opening the caseCPU Identifying the Internal ComponentsJ11 Sanity Timer To Clear a Lost PasswordForce Zmodem Software Load Figure C-3 Rear View of the Console and LAN Connectors Connecting to the Console ConnectorCSU/DSU Module WAN Interface ConnectionPinout Information ModuleT1/E1 T1/E1 ModuleUniversal WAN Module Link Pinouts Connecting cable must be a shielded cableServicing Information DCE RS232C / V.24 Link PinoutsFigure C-8 RS530 / RS422 Link Pinouts RS530 / RS422 Link PinoutsFigure C-9 V.11 / X.21 Link Pinouts 11 / X.21 Link PinoutsFigure C-10 V.11 / X.21 DB25 to DB15 Connector Cable 11 / X.21 DB25 to DB15 Connector CableFigure C 11 V.35 Null-Modem Cable Null-Modem Cable ConfigurationFigure C-12 RS232 / V.24 Null-Modem Cable RS232 / V.24 Null-Modem CableRS530 / RS422 Null-Modem Cable Signal Ground DTE Ready aServicing Information Appendix D Software Upgrades Considerations Servicing Information Page PC used for Tftp transfers Link