• SPA-2XOC48POS/RPR is the Cisco Router Shared Port Adapter. This Cisco 1-, 2-, and 4-Port OC-48c/STM-16c POS/RPR SPAs are available on high-end Cisco routing platforms and offers the benefits of network scalability with lower initial costs and easy upgrades. The SPAs continues the Cisco focus on investment protection along with consistent feature support, broad interface availability, and leading-edge technology. The SPAs allow different interfaces (POS, ATM, etc.) to be deployed on the same carrier card.


Cisco ASR 9000 Series Aggregation Services Routers

Cisco ASR 9000 Series Aggregation Services Routers

High performance routers built to serve demanding edge markets


Edge networks serve billions of devices with low-latency services. You need feature rich routers that economically scale with bandwidth demand.The ASR 9000 series is your edge routing device capable of supporting the application performance required to power 5G service needs.

SKU: CISCO SPA-2XOC48POS/RPR Categories: ,


Sub Brands



Type Cisco Router Shared Port Adapter
Product Compatibility Cisco Catalyst 6500 Series Switches

Cisco 7600 Series Routers

Cisco 12000 Series Routers

Cisco XR 12000 Series Routers

Cisco ASR 1000 Series Router

Cisco ASR 9000 Series Router(2 port only)

Cisco CRS Carrier Routing System(2 and 4 port only)

Port Density per SPA 1, 2, and 4 ports
Physical Interface OC-48c/STM-16c SFP optics module (see optical parameters below)

Visual status indicators (LEDs)

• SPA status LED

• Per port LEDs

• Carrier/Alarm

• Active/Loopback

• Protect (DPT/RPR mode)

• Pass Through (DPT/RPR mode)

Protocols (see table below for RPR/SRP support info) High-Level Data Link Control (HDLC), RFC 2615

Point-to-Point Protocol (PPP), RFC 1662

Frame Relay, RFC 2427


IEEE 802.17 – Resilient Packet Ring (RPR)

IETF 2892 – Spatial Reuse Protocol (SRP)

Features and Functions Synchronization

• Local (internal) or loop timed (recovered from network)

• Stratum 3 clock accuracy (± 4.6 ppm) over full operating temperature

• Pointer activity monitoring

Local (diagnostic) and line (network) loopback

Section DCC (SDCC) – Platform-dependent feature

Payload mapping

• 1 + X^43 self-synchronous scrambler

SONET/SDH compliance

• Telecordia (Bellcore) GR-253-CORE (as applicable)

• ANSI T1.105, T1.231

• ITU-T G.707, G.957, G.825 (as applicable)

Supported SONET/SDH alarm and signal events

• Signal Failure Bit Error Rate (SF-BER)

• Signal Degrade Bit Error Rate (SD-BER)

• Signal Label Payload Construction (C2)

• Path Trace Byte (J1)

• Section

• Loss of Signal (LOS)

• Loss of Frame (LOF)

• Error Counts for B1

• Threshold Crossing Alarms (TCA) for B1

• Line

• Line Alarm Indication Signal (LAIS)

• Line Remote Defect Indication (LRDI)

• Line Remote Error Indication (LREI)

• Error Counts for B2

• Threshold Crossing Alarms (TCA) for B2

• Path

• Path Alarm Indication Signal (PAIS)

• Path Remote Defect Indication (PRDI)

• Path Remote Error Indication (PREI)

• Error Counts for B3

• Threshold Crossing Alarms (TCA) for B3

• Loss of Pointer (LOP)

• Positive Stuffing Event (PSE)

• Negative Stuffing Event (NSE)

• Path Unequipped Indication Signal (PUNEQ)

• Path Payload Mismatch Indication Signal (PPLM)

Network Management RFC 2558 MIB (SONET/SDH)

Simple Network Management Protocol (SNMP)

Reliability and Availability Online insertion and removal (OIR)

Field-replaceable SFP optical modules

1+1 SONET Automatic Protection Switching (APS) and SDH Linear Multiplexer Section Protection (MSP) protocols

Single SPA software reset

Physical Specifications Weight: 0.75 lbs (0.34 kg)

Height: 0.8 inches (2.03 cm)

Width: 6.75 inches (17.15 cm)

Depth: 7.28 inches (18.49 cm)

Power 18 Watts maximum (4-port)

15.5 Watts maximum (1-, 2-, and 4-Port)

12 Watts maximum (1-port)

Environmental Specifications Operating temperature: 41° to 104°F (5° to 40°C)

Storage temperature: -38° to 150°F (-40° to 70°C)

Operating humidity: 5 to 85% relative humidity

Storage humidity: 5 to 95% relative humidity

Compliance and Agency Approvals Safety

UL 60950

CSA 22.2-No.60950


IEC 60950 CB Scheme


AS/NZS 3260

EN60825\IEC60825 laser safety (SR, IR-Class 1) (VSR-Class 1M)1

21CFR1040 -FDA Code of Federal Regulations (USA) laser safety (SR, IR-Class 1) (VSR-Class 1M)1


FCC Part 15 (CFR 47)

ICES 003



AS/NZ 3548







Network Equipment Building System (NEBS)

This product is designed to meet the following requirements (official qualification may be in progress):

SR-3580 – NEBS: criteria levels (Level 3 compliant)

GR-63-Core – NEBS: physical protection

GR-1089-Core – NEBS: EMC and safety

European Telecommunications Standard Institute (ETSI)

EN300 386/EN300 386-2 Class B

ETS 300 019 Storage Class 1.1

ETS 300 019 Transportation Class 2.3

ETS 300 019 Stationary Use Class 3.1


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