Lantronix MSS100, 1-T2 manual Bootp Troubleshooting, Etc/services Þle?

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Troubleshooting

BOOTP Troubleshooting

B.2 BOOTP Troubleshooting

BOOTP failure does not disable the unit from booting. If the BOOTP request fails even though you have conÞgured your host to respond to the request, check the following areas:

Table B-2:BOOTP Troubleshooting

Area to Check	Explanation


Is BOOTP in your	BOOTP must be in the /etc/services Þle as a real TCP/IP
/etc/services Þle?	service. It must not be commented out.
Is the MSS in the	The MSS must be in this Þle for the host to answer a BOOTP
loadhostÕs /etc/hosts Þle?	or TFTP request.
Is the download Þle in	The download Þle must be in the correct directory and be
the right directory? Is it	world-readable for the BOOTP request to be answered. You
world-readable?	should generally specify the complete pathname for the
	download Þle in the BOOTP conÞguration Þle.
Are the MSS and the host	Some hosts do not allow BOOTP replies across IP networks.
in the same IP network?	Use a host that is running a different operating system, or
	change the MSS so that it is on the same IP network as the
	host.

B - 3

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Contents Serial Server Installation Guide Part Number Contents Contact Information Troubleshooting Pinouts Iii Page Introduction Protocols TermsConﬁguration SoftwareConfiguration Introduction MSS Components InstallationMSS LEDs InstallationInstallation Power-up Diagnostics 4Pinging the MSS Is It Working?Page Getting Started Using EZWebCon Using an ARP Entry and the Ping CommandIP Address Conﬁguration 1Entering ARP and Ping Unix Using the Serial Console Using a DHCP, BOOTP, or Rarp ReplyIncoming Logins Controlling Incoming LoginsEZWebCon Login and Conﬁguration Rlogin Serial Port LoginsOther Incoming TCP/IP Logins Incoming LAT LoginsRemote Console Logins Starting Outbound ConnectionsTelnet Logout 2 SPX3 LAT Basic Conﬁguration Command SetSystem Passwords Privileged PasswordLogin Password Protocol Conﬁguration1 TCP/IP Parameters 2 IPX/SPX Parameters LAT Parameters Serial Port ConﬁgurationBasic Configuration Serial Port Configuration Change Preferred SPX None Otherwise, only Telnet console port connections are possible Page Using the MSS Incoming ConnectionsSocket Connections LAT Connections 1.1 TCP/IP Socket Connections1.2 IPX/SPX Socket Connections 4Reducing Flow Control Host ApplicationsSession Control Local SwitchInteractive Connections Code Examples8DeÞning Switches Backward and Forward SwitchesOutgoing Connections Disconnect and ResumeSession Limits 2.3 SPX 10Connecting with Rlogin2.4 LAT 12Connecting to a ServiceStatus Displays Show Sessions Show Server CharacteristicsShow Services Show Server CountersMssb Emulating a Direct Serial ConnectionMultihost Mode 15Setting the MSS for Multihost Mode 1 Conﬁguring Multihost ModeMultihost Mode Using the MSS Contact Information LANtronix Problems and Error Messages TroubleshootingTable B-1Problems and Error Messages, Etc/services Þle? Bootp TroubleshootingEntering Commands at the Boot Prompt Tftp TroubleshootingFigure B-1BCP Command Examples Entering Commands at the Boot Prompt Troubleshooting Modem Conﬁguration Checklist Page DB25 Connector RJ-45 ConnectorPinouts Modem Wiring DSR Data Signal Ready versus CD Carrier DetectDTR Data Terminal Ready Updating Software Obtaining New SoftwareVia FTP Figure D-1Lantronix FTP Session Via a ModemUpdating Software Reloading MSS Software Reloading MSS SoftwareNetWare Figure D-3Reloading Flash ROM using NetWare3 MOP 2 TCP/IPTftp Troubleshooting Flash ROM UpdatesRelative Humidity Limitations Power SpeciﬁcationsTemperature Limitations SpeciﬁcationsPage Warranty Statement EMC Declaration of ConformityIndex-i IndexIndex-ii Loadhost 4-3, 5-9, B-6Index-iii Telnet 1-4, 5-1