Cisco 8742HDC - User Manual

MoCA Installation and
Troubleshooting Reference Guide
Overview
Introduction
This document contains installation guidelines, performance verification steps,
and troubleshooting measures for devices that support a multi-room network
over Multimedia over Coax Alliance (MoCA
®
). Multi-room networks allow client
devices (non-DVR set-tops) to stream content from a server device (DVR set-top)
that has recorded linear content.
Features
Support is provided for the following features on each MoCA device:
 Standard Definition (SD) and High Definition (HD) content
 Between two nodes, a streaming rate of greater than 250 Mbps (PHY rate)
 Trick modes (FF, REW, SLO-MO, and PAUSE)
 Up to three clients per server
MoCA Devices
The information in this guide applies to the following MoCA devices:
DVRs
 9865HDC set-tops
 8742HDC and 8642HDC set-tops
Non-DVRs
 4742HDC and 4642HDC set-tops
 1642HDC set-tops
Purpose
After reading this document, you will understand where to install the MoCA POE
(Point of Entry) filter and MoCA set-tops with respect to cable splitters and
amplifiers. You will also be able to verify links between MoCA set-tops and
troubleshoot faulty installations.

Cisco 8742HDC Specifications

General

Brand	Cisco
Model	8742HDC
Category	Set-top boxes
Language	English

Summary

Overview of MoCA Installation

Installation Basics and Procedures

Core Installation Steps

Details essential steps: installing POE filter, verifying QAM levels, and checking MoCA links.

Home Wiring Configurations for MoCA

Basic and Cable Modem Wiring Examples

Illustrates basic setup and Example A of MoCA wiring with a cable modem.

Advanced Wiring Scenarios

MoCA Performance Verification

Set-Top Verification Procedures

Diagnostic Screen Interpretation

Guidance on viewing and understanding Node Summary, Network Summary, Node Statistics, and Interface Info.

Preventing MoCA Interference

Installation Problems and Solutions

Amplifier and Multi-Dwelling Issues

Addresses problems with MoCA paths through amplifiers and wiring in multi-dwelling units.

MoCA Troubleshooting Guide

Resolving No Link and Low PHY Rates

Steps to diagnose and fix issues related to no MoCA link and low PHY rates.