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Preface Related Documentation Related Topic Document Title Cisco uBR10012 Software, • Cisco uBR10012 Universal Broadband Router SIP and SPA Software Configuration Configuration, and Features Guide http://www.cisco.com/univercd/cc/td/doc/product/cable/ubr10k/ubr10012/sipspa/swsips pa/index.htm • Cisco Cable Wideband Solution Design and Implementation Guide, Release 1.0 (this document) http://www.cisco.com/univercd/cc/td/doc/product/cable/ubr10k/ubr10012/wbsolu/index. htm • Release Notes for Cisco uBR10012 Universal Broadband Router for Cisco IOS Release 12.3 BC http://www.cisco.com/univercd/cc/td/doc/product/cable/ubr10k/ub10krns/123bcu10.htm • Cisco uBR10012 Universal Broadband Router Software Configuration Guide http://www.cisco.com/univercd/cc/td/doc/product/cable/ubr10k/ubr10012/scg/index.htm • Cisco uBR10012 Router Software Features http://www.cisco.com/univercd/cc/td/doc/product/cable/ubr10k/ubr10012/ub10ksw/index.htm • Cisco Cable Modem Termination System Feature Guide http://www.cisco.com/univercd/cc/td/doc/product/cable/cab_rout/cmtsfg/index.htm Cisco IOS Command Reference and Related Information • For Cisco Wideband SIP and SPA commands, see Chapter 11, "SIP and SPA Commands" in the Cisco uBR10012 Universal Broadband Router SIP and SPA Software Configuration Guide. • Cisco Broadband Cable Command Reference Guide http://www.cisco.com/univercd/cc/td/doc/product/cable/bbccmref/index.htm • Cisco IOS Release 12.3 Web Page http://www.cisco.com/univercd/cc/td/doc/product/software/ios123/index.htm • Cisco CMTS Error Messages http://www.cisco.com/univercd/cc/td/doc/product/cable/cab_rout/ubrerrs.htm • Cisco CMTS Universal Broadband Router MIB Specifications Guide http://www.cisco.com/univercd/cc/td/doc/product/cable/ubr10k/ubr10012/ubrmib5/inde x.htm Additional Cable/Broadband Information Resources • Cisco uBR10012 troubleshooting and alerts http://www.cisco.com/en/US/products/hw/cable/ps2209/tsd_products_support_troublesh oot_and_alerts.html • Cisco Cable/Broadband Software Center Web page http://www.cisco.com/public/sw-center/sw-cable.shtml • Cisco Cable/Broadband Technical Support Web page http://www.cisco.com/en/US/tech/tk86/tsd_technology_support_category_home.html • Cisco Multiservice Broadband Cable Guide http://www.cisco.com/application/pdf/en/us/guest/netsol/ns289/c643/ccmigration_0918 6a008014eeb0.pdf OL-10705-02 Cisco Cable Wideband Solution Design and Implementation Guide, Release 1.0 ix

Section	Page
Preface	7
Objectives	7
Document Revision History	7
Document Organization	8
Related Documentation	8
Conventions	10
Obtaining Documentation, Obtaining Support, and Cisco Security Guidelines	11
Solution Overview	13
Solution Description and Scope	13
Architecture and Scope	14
In Scope	14
Out of Scope	15
Solution Key Features	15
Solution Components	15
Cisco, Linksys, and Scientific Atlanta Equipment	16
Third-Party Equipment	16
Cisco Cable Wideband Components	17
Cisco Cable Wideband Add-on Components	17
Base CMTS Components	17
Base CMTS Component Requirements	20
Cable Interface Line Cards and Network Uplink Line Cards	21
Cisco uBR-MC5X20S/U/H and uBR10-MC5X20U-D Cable Interface Line Cards	21
Cisco Half-Height Gigabit Ethernet Line Card	23
Wideband CMTS Components	24
Wideband SIP and Wideband SPA	24
Cisco Wideband SIP	25
Cisco Wideband SPA	25
External Edge QAM Device	27
Number of EQAM Devices Required	27
Scientific Atlanta Continuum DVP XDQA24	28
Harmonic NSG 9116	28
Harmonic NSG 9000	28
Vecima Networks VistaLynx VL1000	29
Gigabit Ethernet Switch (Optional)	29
Wideband Cable Modems	30
Linksys WCM300 Wideband Cable Modem	30
Scientific Atlanta DPC2505 and EPC2505 Wideband Cable Modems	32
Wideband CMTS Redundancy and Resiliency	34
PRE2 Redundancy and Resiliency	35
Route Processor Redundancy Plus	35
DOCSIS Stateful Switchover	35
uBR10-MC5X20 Line Card Redundancy	35
Wideband SPA Redundancy and Resiliency	36
Wideband SPA Redundant Gigabit Ethernet Ports	36
Wideband Channel Resiliency	37
Edge QAM Redundancy	37
Where to Find Information on Solution Hardware Components	37
Cisco Cable Wideband Architecture	39
Wideband Channel Bonding	39
Software Configuration for Fiber Nodes	41
Virtual Interface Bundling for Primary Downstream Channels and Wideband Channels	41
Modular CMTS	42
Benefits of M-CMTS Architecture	43
Cost Effective Architecture	43
Multiservice Architecture	44
M-CMTS Interactions with Wideband Cable Modems	44
MAC Domains	44
Addressing	45
Security	45
Quality of Service	46
Gigabit Ethernet Switch Functionality	46
Edge QAM Device Functionality	46
Wideband Cable Modem Functionality	47
Wideband Cable Modem Design and Operation	47
Implementing and Configuring the Solution	49
Wideband CMTS Configuration	49
Configuring Base CMTS Components	49
Configuring Wideband CMTS Components	50
Configuring the Wideband SIP and Wideband SPA	51
Configuring the Edge QAM Device Configuration	51
Configuring the Gigabit Ethernet Switch	53
Wideband Cable Modem Behavior	54
Linksys WCM300-NA, WCM300-EURO, and WCM300-JP Modems	54
DOCSIS Configuration File for Wideband on Linksys WCM300 Modems	55
Primary Bonding Group ID	55
Bonded Channel Enable	55
Secondary Bonding Group ID	56
Scientific Atlanta DPC2505 and EPC2505 Modems	56
Automatic Adjustments During Scientific Atlanta DPC2505 and EPC 2505 Registration	57
CMTS Interactions with Wideband Cable Modems	57
Registration for Wideband Cable Modems	57
Load Balancing for Wideband Cable Modems	58
Supported MIBs	58
Known Restrictions	58
Monitoring and Troubleshooting Wideband Components	61
Monitoring Wideband Components	61
Monitoring Wideband SIPs	62
show diag	62
Monitoring Wideband SPAs	63
show hw-module bay oir	63
show diag	63
show controllers modular-cable	64
Monitoring Wideband Channels	66
show interface wideband-cable	66
Hardware Status and Line Protocol Status for a Wideband-Channel Cable Interface	67
show hw-module bay	67
Monitoring RF Channels	70
show hw-module bay	70
Monitoring Wideband Cable Modems	70
show cable modem wideband	71
show cable modem summary	71
Troubleshooting Wideband Components	73
Troubleshooting Wideband SIPs and Wideband SPAs	73
Performing Basic Troubleshooting on a Wideband SIP and Wideband SPA	73
Verifying That a Wideband SPA’s Active Gigabit Ethernet Port Is Up	74
Verifying That a Wideband SPA Is Correctly Configured for SPA-to-EQAM Communications	76
Verifying That a Wideband SPA Is Able to Communicate with the Edge QAM Device	76
Troubleshooting Wideband Channels	77
Verifying That a Wideband Channel is Up and Is Transmitting Packets	77
Verifying That a Wideband Channel is Configured Correctly	78
Troubleshooting Wideband Cable Modems	79
Pinging a Wideband Cable Modem	79
Verifying That a Wideband-Capable Cable Modem is Registered as a Wideband Modem	80
Verifying Other Information for Wideband Cable Modems	81
Index	83
A	83
B	83
C	83
D	84
E	85
F	85
G	85
H	85
I	85
J	85
L	85
M	86
N	86
O	86
P	86
Q	86
R	86
S	87
T	87
U	87
V	87

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Cisco Cable Wideband Solution Design and Implementation Guide, Release 1.0

OL-10705-02

Preface