Cisco Systems UBR10012 manual Fail, Enable, Pos, Srp

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Chapter 4 Troubleshooting Line Cards

Troubleshooting the Cisco uBR10012 OC-48 DPT/POS Line Card

Troubleshooting the Cisco uBR10012 OC-48 DPT/POS Line Card

The Cisco OC-48 DPT⁄ POS interface module has a pair of OC-48c, fiber-optic standard connector (SC) duplex ports that provide an SC connection for either the single-mode short-reach or single-mode long-reach version. Figure 4-4shows the faceplate on the Cisco OC-48 DPT⁄ POS interface module, and Table 4-7describes each LED.

Figure 4-4 Cisco OC-48 DPT Interface Module Faceplate

CISCO

10000

FAIL

FAIL

TX

RX

ENABLE POSSRP

RX

CDTX

TX

RX

ENABLE	SRP
POS

Warning

Invisible laser radiation may be emitted from disconnected fibers or connectors. Do not stare into beams or view directly with optical instruments.

WRAPPASS

SYNCTHRU

RX

CDTX

P/N ESR-10C48/P/SRPSMS

	PASS
OC–48/STM–16	SYNCWRAPTHRU
OC–48/STM–16
POS/SRP SM–LR

Ejector lever

Captive screw

82923

Table 4-7 Cisco OC-48 DPT LED Status and Description


				LED	Status	Description

				FAIL	Yellow	Line card is disabled
					Off	Line card is operational

				ENABLE	Green	Port is enabled
					Off	Port is disabled

				POS	Green	Operating in POS mode
					Off	Not operating in POS mode

				SRP	Green	Operating in SRP mode
					Off	Not operating in SRP mode

				CD	Green	Carrier detected
					Off	No carrier detected

				TX	Green	Packets transported
					Off	No packets transported

				RX	Green	Packets received
					Off	No packets received

			Cisco uBR10012 Universal Broadband Router Troubleshooting Guide

	4-16					OL-1237-01
	4-16					OL-1237-01

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Contents Corporate Headquarters Text Part Number OL-1237-01Copyright 2001-2004, Cisco Systems, Inc All rights reserved N T E N T S ARP Traffic Testing with Digital Multimeters and Cable Testers B-1 OL-1237-01 Purpose AudienceRelated Documentation Document OrganizationChapter Description Obtaining Documentation Documentation FeedbackCisco.com Ordering DocumentationCisco TAC Website Obtaining Technical AssistanceOpening a TAC Case Obtaining Additional Publications and Information TAC Case Priority DefinitionsXii Basic Troubleshooting Checklist Basic Troubleshooting Tasks and Startup IssuesConfirming the Hardware Installation Last reset from power-on Displaying the Cisco IOS Software VersionHardware Troubleshooting Flowchart Displaying System Environment InformationCisco uBR10012 System Startup Sequence TCC+Startup Event Event Description PEM Faults and Fan Assembly Failures AC PEM FaultsFault Symptom Corrective Action Color DescriptionDC PEM Faults DC PEM Front Panel original model, UBR10-PWR-DC 2400W AC-Input Power Shelf Other Electrical Problems FaultAC OK DC OKFan Assembly Module Faults Fan Assembly ModuleFan Assembly Air Circulation Pattern Single FAN Failure Symptom Steps to TakeMULTI-FAN Failure LED OL-1237-01 Troubleshooting PRE-1 Modules PRE-1 Module Status Screen PRE Module Not SupportedMessage Description Booting Up with Redundant PRE-1 Modules IOS ProtIOS Intf IOS RUNPRE-1 Module Faults Fault Steps to Take LEDEthernet Connection Problems C10000config#interface fastethernet0/0/0Console Port Serial Connection Problems Troubleshooting Common System Problems Troubleshooting System CrashesHigh CPU Utilization Problems ARP TrafficRouterconfig-if# ip access-groupnumber Debug and System Messages Cpuhog ErrorsExec and Virtual Exec Processes Interrupts are Consuming a Large Amount of Resources Invalid Scheduler Allocate ConfigurationIP Input Processing Problems with Access Lists Bus ErrorsSnmp Traffic Region Manager Start End Sizeb Class Media Name 0x0A000000 Memory Problems Alignment ErrorsLow Memory Errors Memory Parity ErrorsParticle Pool Fallbacks Spurious Interrupts Spurious Memory Accesses OL-1237-01 Troubleshooting Line Cards General Information for Troubleshooting Line Card Crashes Command DescriptionSIG Value SIG Name Error Reason Sigerror Cache Parity ErrorsSigreload Bus Errors Software-Forced Crashes Troubleshooting Line Cards TCC+ Front Panel Maintenance PowerStatus Description Fault Type Response Show controllers clock-reference command Troubleshooting the OC-12 Packet-Over-SONET Line Card Fault Corrective Action Active RX CARRIER-BRX CARRIER-A Enabled PASS-THROUGHEnable FailPOS SRPWrap SyncPass Thru Troubleshooting the Gigabit Ethernet Line Card Gigabit Ethernet Line Card Faceplate and LED DescriptionsGigabit Ethernet Line Card Faults and Recommended Responses OL-1237-01 Password Recovery Procedure Overview Password Recovery ProcedurePress Return. The user Exec prompt appears Change all three passwords using the following commands OL-1237-01 Unsupported Commands Unsupported Frame Relay CommandsHccp Commands Mlppp CommandsUnsupported Mpls VPN Commands Unsupported PPP CommandsSpectrum Management Commands Unsupported Telco-Return CommandsOL-1237-01 Testing with Digital Multimeters and Cable Testers Equipment DescriptionTesting with TDRs Testing with TDRs and OTDRsTesting with OTDRs Testing with Network Monitors Testing with Breakout Boxes, Fox Boxes, and BERTs/BLERTsTesting with Network Analyzers Enable LED Active LEDBert BlertENABLE, OC-48 DPT/POS MAINTENANCE, OC-12 SRP/DPTMAINTENANCE, TCC+ POWER, OC-12 DPT/SRP POWER, TCC+Maintenance LED Power LEDSTATUS, OC-12 DPT/SRP STATUS, TCC+ SYNC, OC-48 DPT/POS TX, OC-48 DPT/POS WRAP, OC-48 DPT/POSOC-12 DPT/SRP TCC+ Present LED TCC+RX Carrier LED RX LED RX Pkts LEDTX LED OC-48 DPT/POS TDR B-2Wrap LED IN-6