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

Configuring Subscriber-End Broadband Access Router Features

Subscriber-End Broadband Access Router Initial Power-Up Sequence

Figure 114 Cable Modem Initialization Flowchart

Power

on

1

2

3

4

5

Scan for

downstream

channel

Downstream

sync

established

Obtain

upstream

parameters

Upstream parameter acquired

Start

Ranging

Ranging and

auto adjust completed

Establish

IP

connectivety

IP

complete

Establish

time of

day

Time of day established

Establish

security 6

Security

established

Transfer

operational 7 parameters

Transfer complete

Register with

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