• The Cisco 8-Port OC-12 POS SPAs SPA-8XOC12-POS is available on high-end Cisco Systems routing platforms offering the benefits of network scalability with lower initial costs and ease of upgrades. The Cisco SPA/SIP portfolio continues the Cisco focus on investment protection along with consistent feature support, broad interface availability, and the latest technology. The Cisco SPA/SIP portfolio allows different interfaces (Packet over SONET/SDH [POS], ATM, Ethernet, and so on) to be deployed on the same interface processor.


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.



Sub Brands



DescriptionCisco ASR 9000 Adapter, SPA-8XOC12-POS, 8-port OC12/STM4 POS Shared Port Adapters
Product NameCisco 8-Port OC-12c/STM-4 POS SPA
Product compatibilityCisco ASR 9000 Series Router
Port density per SPA8 ports
Physical interface OC-12c/STM-4 SFP optics module

Visual status indicators (LEDs):

• SPA status LED

• Per-port LEDs

• Carrier and alarm

• Active and loopback


• RFC 1662 PPP in High-Level Data Link Control (HDLC)-like framing

• RFC 2615 Point-to-Point Protocol (PPP) over SONET/SDH

• RFC 2427, Multiprotocol Interconnect over Frame Relay

• IPv4/IPv6

Features and functions

• Multirate mode support (OC-3 and OC-12)

• Synchronization

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

• Pointer activity monitoring

• Local (diagnostic) and line (network) loopback

• Payload mapping

• POS with 1 + X^43 self-synchronous scrambler

• SONET/SDH compliance

• Telcordia (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

• TCA for B2

• Path

• Path alarm indication signal (PAIS)

• Path remote defect indication (PRDI)

• Path remote error indication (PREI)

• Error counts for B3

• 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


• 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 lb (0.34 kg)

• Height: 0.8 in. (2.03 cm) (single height)

• Width: 6.75 in. (17.15 cm)

• Depth: 7.28 in. (18.49 cm)

Power8xOC-12 max w/o optics = 10.0W
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


• UL 60950

• CSA 22.2-No.60950

• EN60950

• IEC 60950 CB Scheme

• ACA TS001

• 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

• EN55022

• CISPR 22


• VCCI Class A

• EN55024

• EN50082-1

• EN61000-6-1

• EN61000-3-2

• EN61000-3-3

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


• 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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