Cisco Systems MC-607 manual MC-631, Cable Modem Initialization Flowchart

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Configuring Subscriber-End Broadband Access Router Features

Subscriber-End Broadband Access Router Initial Power-Up Sequence

Figure 114 Cable Modem Initialization Flowchart

Power

Scan for

downstream

channel

Downstream

sync

established

Obtain

upstream

parameters

Upstream parameter acquired

Start

Ranging

Ranging and

auto adjust completed

Establish

connectivety

complete

Establish

time of

day

Time of day established

Establish

security 6

Security

established

Transfer

operational 7 parameters

Transfer complete

the Cisco 8 uBR7246

Registration

complete

Baseline

privacy9 initialization

Baseline

privacy

initialized

Operational 10

12960

Figure 115 illustrates the traffic flow during the initialization process.

Cisco IOS Multiservice Applications Configuration Guide

MC-631

Image 25

Contents MC-607 Configuring Subscriber-End Broadband Access Router FeaturesSubscriber-end Overview Cisco IOS Software Feature SetsMC-608 Home Office Easy IP Feature Set Base IP Bridging Feature SetMC-609 Telecommuter Feature Set Small Office Feature SetMC-610 MC-611 Operating ModesDescription Downstream Values Upstream Values Data SpecificationsMC-612 MC-613 Service AssignmentsBridging Applications Downstream and Upstream Data TransferMC-614 MC-615 Routing ApplicationsEasy IP L2TP ProtocolDhcp Server Network Address Translation and Port Address TranslationMC-617 Voice over IP OperationsSimplified VoIP over Cable Network MC-618MC-619 Voice Compression and DecompressionMC-620 Protocol StackSgcp Protocol Stack Subscriber-End Broadband Access Router Voice SpecificationsMetric Value MC-621MC-622 Backup Pots ConnectionIPSec Network Security Docsis Baseline PrivacyMC-623 Firewall Triple Data Encryption StandardNetRanger Support-Cisco IOS Intrusion Detection MC-624MC-625 Subscriber-End Broadband Access Router Configuration OptionsMC-626 MC-627 Event DescriptionMC-628 Sequence Event DescriptionMC-629 MC-630 MC-631 Cable Modem Initialization FlowchartMC-632 Subscriber-End Broadband Access Router Basic TroubleshootingWaitforlinkupstate MC-633UBR924# show controllers cable-modem 0 mac ? MC-634Event 2-Scan for a Downstream Channel, then Synchronize Event 1-Wait for the Link to Come UpMC-635 Event 3-Obtain Upstream Parameters Event 4-Start Ranging for Power AdjustmentsMC-636 MC-637 Event 5-Establish IP ConnectivityEvent 7-Establish Security Event 6-Establish the Time of DayEvent 8-Transfer Operational Parameters Event 9-Perform RegistrationEvent 10-Comply with Baseline Privacy Event 11-Enter the Maintenance StateMC-639 MC-640 Subscriber-End Broadband Access Router Configuration TasksCommand Purpose Configuring a Host Name and PasswordMC-641 MC-642 Configuring Ethernet and Cable Access Router InterfacesMC-643 Configuring RoutingMC-644 Verifying RoutingMC-645 Configuring BridgingMC-646 MC-647 Reestablishing DOCSIS-Compliant BridgingMC-648 Verifying DOCSIS-Compliant BridgingUsing Multiple PCs with the Cable Access Router Customizing the Cable Access Router InterfaceMC-649 MC-650 Basic Internet Access Bridging Configuration ExampleMC-651 Basic Internet Access Routing Configuration ExampleMC-652 IP Multicast Routing Configuration ExampleMC-653 VoIP Bridging Using H.323v2 Configuration ExampleMC-654 VoIP Routing Using H.323v2 Configuration ExampleMC-655 NAT/PAT Configuration ExampleMC-656 VoIP Bridging Using Sgcp Configuration ExampleMC-657 IPSec Configuration ExampleMC-658 L2TP Configuration ExampleMC-659 MC-660