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Cisco uBR10012 Universal Broadband Router Software Configuration Guide
OL-1520-06
Configuring Maximum Hosts Attached to a CM 4-9
Configuring Per-Modem Filters 4-9
Configuring Sync Message Interval 4-10
CHAPTER
5 Configuring Basic Broadband Internet Access 5-1
Overview of Basic Broadband Internet Access 5-1
Recommended Basic Configuration for High-Speed Internet Access 5-2
Basic Internet Access Sample Configuration File 5-3
CHAPTER
6 Troubleshooting the System 6-1
Understanding show Command Responses 6-2
Using a Headend CM to Verify Downstream Signals 6-12
Performing Amplitude Averaging 6-12
Enabling or Disabling Power Adjustment 6-13
Setting Downstream Test Signals 6-15
Configuring Unmodulated Test Signals 6-15
Configuring PRBS Test Signals 6-15
Verifying Test Signal Output 6-15
Pinging Unresponsive CMs 6-16
Pinging a CM 6-16
Verifying the Ping 6-16
Using Cable Interface debug Commands 6-17
debug cable arp 6-17
debug cable error (for MAC Protocol Errors) 6-17
debug cable keyman (for Baseline Privacy Activity) 6-17
debug cable mac-messages 6-17
debug cable map 6-18
debug cable phy 6-18
debug cable privacy (for Baseline Privacy) 6-18
debug cable qos 6-18
debug cable range (for Ranging Messages) 6-18
debug cable receive (for Upstream Messages) 6-19
debug cable reg (for Modem Registration Requests) 6-19
debug cable reset (for Reset Messages) 6-19
debug cable specmgmt (for Spectrum Management) 6-19
debug cable startalloc (for Channel Allocations) 6-20
debug cable transmit (for CMTS Transmissions) 6-20
debug cable ucc (for Upstream Channel Change Messages) 6-20
debug cable ucd (for Upstream Channel Description Messages) 6-20
- Text Part Number: OL-1520-08 1
- CONTENTS 3
- Contents 4
- Document Revision History 9
- Audience 10
- Document Organization 10
- Conventions 11
- Terms and Acronyms 12
- OL-1520-06 13
- Additional References 14
- Standards 15
- Obtaining Documentation 16
- Ordering Documentation 17
- Documentation Feedback 17
- Cisco.com 17
- Technical Assistance Center 18
- Cisco TAC Escalation Center 19
- Broadband Router Software 21
- Operational Overview 22
- Cisco IOS Software Location 22
- DOCSIS 1.1 Feature Support 31
- High Availability Features 31
- Intercept Features 32
- IP Routing Features 32
- Management Features 32
- AutoInstall 35
- Cisco Network Registrar 35
- Extended Setup Facility 35
- Integrated DHCP Server 37
- DOCSIS 1.0 Feature Support 38
- DOCSIS 1.0 MAC Driver 40
- DOCSIS 1.0 Multi SID Support 42
- DOCSIS 1.0 ToS Overwrite 44
- DOCSIS 1.0+ Feature Support 47
- Additional Information 48
- DOCSIS 1.1 CM Compatibility 50
- Commands 51
- DOCSIS 1.1 MAC Scheduler 53
- Basic Wiretap Support 67
- Cable Monitor Enhancements 67
- Additional COPS Information 71
- Packet Intercept 73
- PXF ARP Filter 73
- PXF Divert Rate Limiting 73
- IP Broadcast Echo 75
- IP Multicast Echo 75
- SSM Mapping 76
- • Cable ARP Filtering 78
- Integrated Time-of-Day Server 79
- Cable Interface Bundling 82
- CNEM Compliance 82
- Broadband Internet Access 82
- DOCSIS 2.0 SAMIS ECR Data Set 83
- Changes from Cisco DSG 1.0 84
- Prerequisites for DSG 1.1 85
- Downstream Frequency Override 86
- Dynamic Modulation Profiles 87
- Dynamic Upstream Modulation 88
- CISCO-CABLE-METERING-MIB 89
- CISCO-CABLE-QOS-MONITOR MIB 90
- CISCO-CABLE-SPECTRUM-MIB 90
- CISCO-ENHANCED-MEMPOOL-MIB 91
- CISCO-PROCESS-MIB 91
- DOCS-QOS-MIB 91
- DSG-IF-MIB 91
- Restrictions 92
- • debug cable range 94
- Spectrum Management 96
- Statistical Counters 97
- Usage Based Billing (SAMIS) 98
- PacketCable 1.0 With CALEA 99
- OL-1520-08 104
- Security Features 105
- Address Verification 106
- CM Transmission Burst Size 106
- Dynamic Ranging 108
- Flap List Support 109
- Virtual Interfaces 110
- VLAN Features 112
- IPv6 over L2VPN 113
- MPLS-VPN Network Support 113
- • TLS for the Cisco CMTS 117
- System for the First Time 119
- Preparing for Configuration 120
- Fundamentals 121
- OL-1520-05 122
- Configuring Global Parameters 126
- Configuration Mode 131
- MAC-Layer Addressing 132
- Identifying CM Line Cards 133
- CiscouBR10012Router 137
- Verifying ARP Requests 140
- Activating Downstream Ports 141
- Activating the Upstream Ports 150
- Verifying the Upstream Ports 151
- Troubleshooting Tips 161
- no cable proxy-arp 163
- Setting IP Multicast Echo 164
- Verifying IP Multicast Echo 164
- Setting IP Broadcast Echo 165
- Verifying IP Broadcast Echo 165
- Fiber-Coaxial Network 175
- Activating CM Authentication 176
- Verify CM Authentication 177
- Clearing CM Counters 179
- Clearing CM Reset 180
- Configuring Per-Modem Filters 183
- Troubleshooting the System 193
- : 1624 197
- Configuring PRBS Test Signals 207
- Verifying Test Signal Output 207
- Pinging Unresponsive CMs 208
- DOCSIS Specification Summary 213
- • Regional processing centers 214
- • Headends 214
- CMTS Traffic Engineering 217
- Configuration Bit Meanings 221
- Bits 0–3 222
- Bit 10 and Bit 14 224
- Bit 11 and Bit 12 224
- OL-1520-04 229
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