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Cisco CRS-1 - page 1
Americas Headquarters Cisco Systems, In c. 170 West Tasman Drive San Jose, CA 951 34-1706 USA http://www.ci sco.com Tel: 408 526-4000 800 553-NETS (638 7) Fax: 408 527-0883 Cisco CRS Carrier Routing S ystem 4-Slot Line Card Chassis S ystem Description April 20 1 2 Text Part Number: OL -10805-10 ...
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Cisco CRS-1 - page 2
THE SPECIFICATION S AND INFORMATION REGARDING TH E PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITH OUT NOTICE. ALL STATEMENTS , INFORMATION, AND RECOMMENDATI ONS IN THI S MANUAL ARE BE LIEVED TO BE A CCURATE BUT ARE PRESENTED WI THOUT WARRANTY OF ANY KIND, EX PRESS OR IMPLIED. USERS MUST TAKE FULL RESPO NSIBILITY FOR THEIR APPLICATION OF ANY PRO ...
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Cisco CRS-1 - page 3
iii Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Descri ption OL-10805-10 CONTENTS Preface v Objective i-v Audience i-v Document Organization i-vi Document Conventions i-vi Warning Definition i-vi Related Cisco CRS Documentation i-vii Changes to This Document i-vii Obtaining Documentation, Obtaining Support, and Security Guid el ...
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Cisco CRS-1 - page 4
Contents iv Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 CHAPTER 3 Chassis Cooling System 3-1 Cooling System Ov erview 3-1 Chassis Airflow 3-2 Cooling System Op eration 3-3 Cooling System Red undancy 3-4 Fan Tray 3-5 CHAPTER 4 Switch Fabric 4-1 Switch Fabric Ov erview 4-1 Switch Fabric Op eration 4-2 Swit ...
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Cisco CRS-1 - page 5
Contents v Cisco CRS Carrier Routing System 4-Slot L ine Card Chassis System Description OL-10805-10 Initiate OIR Pushbutto n 6-9 Control and Manag ement Ports 6-9 Console and Aux Ports 6-9 Service Ethernet Port 6-10 USB Port 6-10 Alarm Port 6- 10 APPENDIX A Cisco CRS 4-Slot Line Card Chassis System Specifications A-1 Cisco CRS 4-Slot Line Card Cha ...
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Cisco CRS-1 - page 6
Contents vi Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 ...
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Cisco CRS-1 - page 7
v Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Descri ption OL-10805-10 Preface This preface e xplains the objectiv es, intended audience, and o rganizati on of this Cisco CRS Carrier Routing Syste m 4-Slot Line Ca rd Chassis System Description , commonly referred to as the system description in this document, and presents th e ...
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Cisco CRS-1 - page 8
vi Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Preface Document Organization Document Organization This system description contains t he followin g chapters and appendixes: • Chapter 1, “ Cisco CRS 4-Slot Line Card Chas sis Overview , ” provides an ov erview of the line card chassis. • Chapter 2, ...
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Cisco CRS-1 - page 9
vii Cisco CRS Carrier Routing System 4-Slot L ine Card Chassis System Description OL-10805-10 Preface Related Cisco CRS Documentation See Cisco CRS Carrier Routing System Re gulatory Compliance and Safety Info rmation for translations of warnings and information abou t the compliance and safety stan dards with which the Cisco CRS routing system con ...
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Cisco CRS-1 - page 10
viii Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Preface Obtaining Documentation, Obtaining Support, and Security Guide lines Obtaining Documentation, Obtaining Support, and Security Guidelines For info rmation on obtaining documentation, o btaining support, pro viding documentation feedback, security g ...
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Cisco CRS-1 - page 11
CH A P T E R 1-1 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 1 Cisco CRS 4-Slot Line Card Chassis Overview This chapter describes the Cisco CR S Carrier Routing System 4-Slot Line Card Chassis and it s main components. The follo wing sections are i ncluded: • System Ov erview , page 1-2 • Main Feat ...
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Cisco CRS-1 - page 12
1-2 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 1 Cisco CRS 4-Slot Line Card Chassis Overview System Overview System Overview The Cisco CRS rout er is a highly scalable routin g platform desi gned for ef ficien t service-pro vider point-of-presence (POP) e volution as the IP network gro ws into a ...
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Cisco CRS-1 - page 13
1-3 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 1 Cisco CRS 4- Slot Line Card Chassis Ov erview Chassis Components • Up to four MSC, FP , or LSP line cards and four PLIMs. A line card and a PLIM are an associated pair of cards that mate through the c hassis midplan e. The line card provid es ...
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Cisco CRS-1 - page 14
1-4 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 1 Cisco CRS 4-Slot Line Card Chassis Overview Chassis Components • Fan tray . The fan tray contains fans that push and pull air through the chassis. A remo vable air f ilter is located above the power shel f in the front of t he chassis. The front ...
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Cisco CRS-1 - page 15
1-5 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 1 Cisco CRS 4- Slot Line Card Chassis Ov erview Chassis Components Figur e 1 -2 Cisco CRS 4-Slot Li ne Car d Chassis (Rear View) 1 Fan t ray 2 Switch fabric card (half-height) slots S T A T U S S T A T U S ST A T U S ST A T U S 158296 3 1 2 ...
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Cisco CRS-1 - page 16
1-6 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 1 Cisco CRS 4-Slot Line Card Chassis Overview Chassis Slot Numbers Chassis Slot Numbers This section descri bes the location and slot numbers for car ds and modules that plug into the chassis. Figure 1-3 sho ws the slot numbers on the front si de of ...
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Cisco CRS-1 - page 17
1-7 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 1 Cisco CRS 4- Slot Line Card Chassis Ov erview Chassis Slot Numbers Figure 1-4 sho ws the slot numbers on the rear side of the Cisco CRS 4-slot li ne card chassis. Figur e 1 -4 4-Slot Line Card Chassis Rear View Slot Numb ers (Switc h Fab r ic Si ...
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Cisco CRS-1 - page 18
1-8 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 1 Cisco CRS 4-Slot Line Card Chassis Overview Chassis Cable Management Chassis Cable Management The Cisco CRS 4-slot line card chassis has cable management features for t he front (PLIM) side of the chassis, just abov e the card cage . The hori zont ...
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Cisco CRS-1 - page 19
1-9 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 1 Cisco CRS 4- Slot Line Card Chassis Ov erview CRS Hardware Compatibility T able 1 -1 CRS Compati bility Matr ix Switch Fabric RP/DRP MSC/FP PLIMS Note CRS-4-FC/S (40G) RP-A (CRS-4-RP), DRP-B (CRS-DRP-B) CRS-MSC-B 1OC768-DPSK/C 1OC768-ITU/C 1OC76 ...
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Cisco CRS-1 - page 20
1-10 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 1 Cisco CRS 4-Slot Line Card Chassis Overview CRS Hardware Compatibility ...
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Cisco CRS-1 - page 21
CH A P T E R 2-1 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 2 Chassis Power System This chapter describes t he Cisco CRS Carrier Routin g System 4-Slot Line Card Chassis po wer system. The follo wing sections are included: • Po wer System Ov ervie w , page 2-1 • A C Power System, page 2-2 • DC P ...
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Cisco CRS-1 - page 22
2-2 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 2 Chassis Power System AC Power Sys tem AC Power Architecture The A C power system uses a single po wer shelf to provide reliable, 1:1 redundant po wer to all chassis components. A C po wer enters the rectifiers via the po wer shelf and is conv erte ...
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Cisco CRS-1 - page 23
2-3 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 2 Chassis Power System AC Power System Figur e 2-1 AC P ow er She lf The A C power shelf physical dimensions are: • Height—1.7 in. (4.3 cm) • W idth—16.8 in. (42.6 cm) • Depth—16.2 in. (41.2 cm) • W eight —25 lb. (11.3 kg) with all ...
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Cisco CRS-1 - page 24
2-4 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 2 Chassis Power System AC Power Sys tem AC Rectifier The A C rectifier is an A C po wer supply that con verts input A C power into the DC po wer necessary to po wer chassis components. The rectif ier takes input A C power , rectif ies the A C into D ...
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Cisco CRS-1 - page 25
2-5 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 2 Chassis Power System AC Power System AC Rectifier Indicators Each A C rectifier has po wer and status indicators. The A C rectifier shares aux iliary po wer with one another; therefore, the indicators are operational e ven when the A C rectifier ...
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Cisco CRS-1 - page 26
2-6 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 2 Chassis Power System AC Power Sys tem T able 2-2 AC Rectifier LED Conditions Condition AC OK LED DC OK LED Service LED Fault LED OK On On Of f O ff Thermal Alarm (5C before shutdo wn) On On On Of f Thermal Shutdo wn On Of f On On Defectiv e Fan On ...
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Cisco CRS-1 - page 27
2-7 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 2 Chassis Power System DC Power System DC Power System This section provides an overview of the DC power system on the Cisco CRS 4- slot line card chassis. For a complete descr iption of DC po wer on this routing system, see t he Cisco CRS Carr ie ...
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Cisco CRS-1 - page 28
2-8 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 2 Chassis Power System DC Power Sys tem The Cisco CRS 4-slot line card chassis DC power syst em provides 4,00 0 watts to po wer the chassis. (T o provid e po wer redundancy , up to 8,000 watts are a vaila ble.) Each DC-po wered ch assis contains fou ...
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Cisco CRS-1 - page 29
2-9 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 2 Chassis Power System DC Power System Color Coding of the Source DC Power Cable The color coding of the source DC po wer cable leads depends on the color coding of the site DC po wer source. T ypically , green or green and yellow indicates that t ...
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Cisco CRS-1 - page 30
2-10 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 2 Chassis Power System DC Power Sys tem Figur e 2-6 P ower In put Module (PIM) Input-Power-Present LEDs The DC po wer Input-Po wer-Presen t LEDs provide a visu al indicati on to service personnel that there is voltage present across the in put term ...
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Cisco CRS-1 - page 31
2-11 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 2 Chassis Power System DC Power System DC Power Wire Characteristics For signal d egradat ion to be a verted, a co nductor must be lar g e enough to pre vent its impedance from creating a voltage drop equal to 2 percent of the re ference voltage. ...
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Cisco CRS-1 - page 32
2-12 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 2 Chassis Power System DC Power Sys tem T able 2-5 Resistance for Eac h Gauge of C opper Wir e Wire Gauge Ohms for each 1000 Feet of Wire 0000 0.0489 000 0.0617 00 0.0778 0 0.098 1 0.1237 2 0.156 3 0.1967 4 0.248 5 0.3128 6 0.3944 7 0.4971 8 0.6268 ...
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Cisco CRS-1 - page 33
CH A P T E R 3-1 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 3 Chassis Cooling System This chapter describes the compo nents that make up the cooling system of the line card chassis. The follo wing sections are included: • Cooling System Ov erview , page 3-1 – Chassis Airflo w , page 3-2 – Coolin ...
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Cisco CRS-1 - page 34
3-2 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 3 Chassis Cooling System Cooling System Overview Chassis Airflow Figure 3-1 sho ws how ai r mov es through the line card cha ssis. The air inlet at the bo ttom front of the chassis pulls in ambient air and passe s it through the card cage. W arm air ...
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Cisco CRS-1 - page 35
3-3 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 3 Chassis Cooling System Cooling System Overview The chassis has a replaceable air filte r mounted in the front of the chassis in a sli de-out tray abo ve the power shelf. The chassis air f ilter is shown in Figure 3-2 . Y ou shou ld change the ai ...
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Cisco CRS-1 - page 36
3-4 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 3 Chassis Cooling System Cooling System Overview Note When there are no active alarms or f ailures, the fa n control software checks temper ature sensors e very two to thr ee minutes. Thermal Alarms Local thermal sensors (on ind iv idual cards) moni ...
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Cisco CRS-1 - page 37
3-5 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 3 Chassis Cooling System Fan Tray Fan Tray Figure 3-3 sho ws a fan tray , which plugs in to the rear of the chassis. Figur e 3-3 F an T ra y 1 Status LED 210071 HANDLE T O BE USED ONL Y FOR LIFTING OR POSITIONING THE BLOWER MODULE 1 ...
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Cisco CRS-1 - page 38
3-6 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 3 Chassis Cooling System Fan Tray The fan tray contains the f ollo wing components: • Four fans—Each f an uses –36 to –72 VDC as its inpu t po wer . The fans oper ate in the range of 3500 to 7500 RPM. Note The fan speed range limits listed i ...
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Cisco CRS-1 - page 39
CH A P T E R 4-1 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 4 Switch Fabric This chapter describes the Cisco CRS 4-sl ot line card chassis switch fabric and switch fabric card (SFC). The follo wing sections are included: • Switch Fabric Overview , page 4 -1 • Switch Fabric Operatio n, page 4-2 • ...
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Cisco CRS-1 - page 40
4-2 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 4 Switch Fabric Switch Fabric Operation Ingress data pack ets are recei ved at a physic al interface on a PLIM and transferred to the associa ted MSC, where the packets are segmented into ce lls for ef ficien t switching by the switch f abric hardwa ...
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Cisco CRS-1 - page 41
4-3 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 4 Switch Fabric Switch Fabric Cards Note At least two planes of the switch fabric (an e ven pl ane and an odd plane) must be activ e at all times for the Cisco CRS 4-slot line car d chassis to operate. Ot herwise, the switch fabric fails, causing ...
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Cisco CRS-1 - page 42
4-4 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 4 Switch Fabric Switch Fabric Cards Figur e 4-2 QQ123 S w itc h F abric Car d 158395 ...
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Cisco CRS-1 - page 43
4-5 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 4 Switch Fabric Switch Fabric Cards Figur e 4-3 QQ123-140G Switc h F abric Car d 249662 ...
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Cisco CRS-1 - page 44
4-6 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 4 Switch Fabric Switch Fabric Cards Switch Fabric Card Components The switch fabric cards contai n the follo wing major components: • S1 switch element—Implements Stage 1 of the sw itch fabric. Receiv es cells from the MSC (or RP) and distribute ...
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Cisco CRS-1 - page 45
4-7 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 4 Switch Fabric Switch Fabric Cards The physical characteristics of both the QQ123 and QQ123-140G switch f abric cards are: • Height—2 in. (5.0 cm) • Depth—7.1 in. (18.0 cm) • W idth— 12.1 in. (30.7 cm) • W eight—6 lb (2.7 kg) • ...
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Cisco CRS-1 - page 46
4-8 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 4 Switch Fabric Switch Fabric Cards ...
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Cisco CRS-1 - page 47
CH A P T E R 5-1 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 5 Line Cards, Physical Lay er Interface Modules, and Shared Port Adapters Overview This chapter describes the modular services card s (MSCs), forwarding processor (FP), label switch processor (LSP), and associated physi cal layer interface mo ...
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Cisco CRS-1 - page 48
5-2 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer In terface Modules, an d Shared Port Adapters Overview Line Cards and PLIMs Overview Line cards support several forwarding protocols, including IPV4, IPV6, and MPLS. Note that the ro ute processor (RP) performs routing p ...
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Cisco CRS-1 - page 49
5-3 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer Inte rface Modules, and Sh ared Port Adapters Overview Line Cards and PLIMs Overview Figure 5-2 i s a simple block diag ram of the major components of an MSC/PLIM pair . These components are described in the sections t ...
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Cisco CRS-1 - page 50
5-4 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer In terface Modules, an d Shared Port Adapters Overview Line Cards and PLIMs Overview • Maintain s per-interface and per-protoc ol byte-and-pa cket statistics • Maintains N etflow accounting • Implements a flexib le ...
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Cisco CRS-1 - page 51
5-5 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer Inte rface Modules, and Sh ared Port Adapters Overview Line Cards and PLIMs Overview • Back-pressure signalling for the queues • Dynamically shared buf fer memory for each queue • A loopback function where transm ...
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Cisco CRS-1 - page 52
5-6 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer In terface Modules, an d Shared Port Adapters Overview Line Card Descriptions Line Card Descriptions Figure 5-3 sho ws a Cisco CRS routing system MSC. An M S C, FP , or LS P fits into any a vailable MSC slot and con nect ...
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Cisco CRS-1 - page 53
5-7 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer Inte rface Modules, and Sh ared Port Adapters Overview Line Card De scriptions – CRS_MSC-140G = 446 W – CRS- FP140 = 446 W – CRS- LSP = 446 W Figure 5-4 sho ws the CRS-MSC front panel. Figure 5-4 CR S-MSC Fr ont ...
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Cisco CRS-1 - page 54
5-8 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer In terface Modules, an d Shared Port Adapters Overview Line Card Descriptions Figure 5-7 sho ws the CRS-FP40 front panel. Figure 5-7 CRS-FP40 F ront P anel Figure 5-8 sho ws the CRS-FP140 front panel. Figure 5-8 CRS-FP14 ...
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Cisco CRS-1 - page 55
5-9 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer Inte rface Modules, and Sh ared Port Adapters Overview Physica l Layer I nterface M odules Physical Layer Interface Modules A physical layer interface module (PLIM) provides th e packet interf aces for the routing syst ...
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Cisco CRS-1 - page 56
5-10 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer In terface Modules, an d Shared Port Adapters Overview Physical Layer Interface Modules Figure 5-10 shows an example of a typical PLIM (in this case, a 14-port 10-GE XFP PLIM. Ot her PLIMs are similar . Figure 5-1 0 T y ...
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Cisco CRS-1 - page 57
5-11 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer Inte rface Modules, and Sh ared Port Adapters Overview Chassis Cable Managemen t Chassis Cable Management The line card chassis has cable-management f eatures fo r the front of the chassis. These cable-management feat ...
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Cisco CRS-1 - page 58
5-12 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 5 Line Cards, Physical Layer In terface Modules, an d Shared Port Adapters Overview SPA Interface Pr ocessors and Share d Port Adapters ...
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Cisco CRS-1 - page 59
CH A P T E R 6-1 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 6 Route Processor This chapter describes the rout e processor (RP) card. The foll o wing sections are included: • Route Processor Ov erview , page 6-1 • Primary and Standb y Arbitration, page 6- 4 • RP Card to Fabric Module Queuing, pag ...
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Cisco CRS-1 - page 60
6-2 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 6 Route Proc essor Route Processor Over view Figur e 6-1 Route Pr ocessor Card 122144 ...
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Cisco CRS-1 - page 61
6-3 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 6 Route Processor Route Processor Overview Details on the faceplate of the RP card are shown in Figure 6-2 and are described in Ta b l e 6 - 1 . Figur e 6-2 Rout e Processo r Card F ront P anel Details 1 Console port 6 Control Ethernet ports 2 AU ...
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Cisco CRS-1 - page 62
6-4 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 6 Route Proc essor Primary and Standby Arbitration Primary and Standby Arbitration The two RP cards in a Cisco CRS 4-slot line card cha ssis operate in a primary-standby relationship. The routing system performs th e follo wing tasks to determine wh ...
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Cisco CRS-1 - page 63
6-5 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 6 Route Processor Performance Route Pr ocessor Figur e 6-3 Route Pr ocessor Arc hitect ure Diagram Performance Route Processor The Performance Route Processor (PRP) is also av ailable for the Cisco CRS 4-slot line ca rd chassis. The PRP provides e ...
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Cisco CRS-1 - page 64
6-6 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 6 Route Proc essor Performance Route Proc essor Figur e 6-4 P erfor mance Route Pr oce ssor The PRP has the follo wing physical characteristics: • Height—20.6 in. (52 .3 cm) • Depth—11.2 in. (28.5 cm) • W idth—1.8 in. (4.6 cm) • W eigh ...
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Cisco CRS-1 - page 65
6-7 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 6 Route Processor Performance Route Pr ocessor Performance Route Processor Front Panel The PRP front panel includes: • T wo 1GE (SFP) or 10G (SFP+) po rts for 1-GE or 10- GE uplinks • Service Ethernet RJ45 port • Console port • Auxiliary p ...
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Cisco CRS-1 - page 66
6-8 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 6 Route Proc essor Performance Route Proc essor A CPU interface and system contro l ASIC provides resources and communication paths between the CPU and the rest of the system to p rovide line card management, conf iguration, monitor ing, protocol co ...
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Cisco CRS-1 - page 67
6-9 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 Chapter 6 Route Processor Performance Route Pr ocessor Initiate OI R Pushbutton The PRP front panel inc ludes an OIR pushbutton (see item 1 in Figure 6-5 ). Pressing the OIR button initiates the OIR process and a voids the loss of car d information caused ...
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Cisco CRS-1 - page 68
6-10 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Chapter 6 Route Proc essor Performance Route Proc essor Service Ethernet Port PRP functions include a Service Ethe rnet feature that enhances servi ceability and troublesho oting of the system. The Service Ethern et RJ45 port pro vides a backdoor mechanism ...
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Cisco CRS-1 - page 69
A-1 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Descri ption OL-10805-10 APPENDIX A Cisco CRS 4-Slot Line Card Chassis System Specifications This appendix provides the specif i cations for the C isco CRS Carrier Routin g System 4-Slot Line Card Chassis. It contains the follo wing sections: • Cisco CRS 4-Slot Line Card Ch assi ...
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Cisco CRS-1 - page 70
A-2 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Appendix A Cisco CRS 4-Slot Li ne Card Chassis System Specifications Cisco CRS 4-Slot Line C a rd Chassis Specifications Cards and Modules Su pported 4 modular services cards (MSCs) and fo rwarding processor (FP) cards (line cards). 4 physical layer interfa ...
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Cisco CRS-1 - page 71
A-3 Cisco CRS Carrier Routing System 4-Slot L ine Card Chassis System Description OL-10805-10 Appendix A Cisco CRS 4-Slot Li ne Card Chassis System Specifications Environmen tal Specificat ions Environmental Specifications Ta b l e A - 2 lists the environmental specif ications for the Cisco CRS 4-slot line card chassis. Compliance and Safety Refere ...
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Cisco CRS-1 - page 72
A-4 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Description OL-10805-10 Appendix A Cisco CRS 4-Slot Li ne Card Chassis System Specifications Compliance and Safety Refe rence ...
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Cisco CRS-1 - page 73
IN-1 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Descri ption OL-10805-10 INDEX A acoustic noise specification, system A-3 AC power AC 2-2, 2-3 AC rectifiers 2-4 components 2-1 dimensions 2-3 distribution 2-2 power redundancy 2-2 power shelf (figure) 2-3 power shelves, AC 2-2, 2-4 AC rectifier description 2-4 dimensions 2-4 fig ...
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Cisco CRS-1 - page 74
Index IN-2 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 switch fabric card 4-3 to 4-7 temperature sensors 3-4 Cisco CRS routing system switch fabric 1-3 system specifications A-1 components of line card chassis 1-2 cooling system architecture 3-4 description 3-1 inlet temp erature senso rs 3-3 operation ...
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Cisco CRS-1 - page 75
Index IN-3 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Descri ption OL-10805-10 chassis slot numbers (front view) 1-6 chassis slot numbers (MSC side) 1-7 data flow throug h Cisco CRS 5-2 DC power cable lug 2-8 DC power shelf 2-7 fan tray 3-5 MSC 5-6 MSC block di agram 5-3 PLIM block diagram 5-3 Power Input Modul e (DC power) 2- ...
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Cisco CRS-1 - page 76
Index IN-4 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 description 5-6 egress (transmit) data 5-2, 5-4 figure 5-6 ingress (receive) data 5-2 ingress (received) data 5-3 operation 5-2 overview 5-1 SP (service processor) 5-5 traffic shaping and qu euing 5-4 MSCs 1-3 power consump tion 5-6 N note, descrip ...
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Cisco CRS-1 - page 77
Index IN-5 Cisco CRS Carrier Routing System 4-Slot Line Card Chassis System Descri ption OL-10805-10 overview 6-1 PCMCIA flash slots 6-3 primary and standby arb itration 6-4 RP to fabric module q ueuing 6-4 RP, See route processor (RP) card S shared port adapters (SPAs) 1-3 shock and vibrat ion specifications, system A-3 slot numbers chassis front ...
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Cisco CRS-1 - page 78
Index IN-6 Cisco CRS Carrier Routing S ystem 4-Slot Line Card C hassis System Description OL-10805-10 ...
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