CHAPTER
3-1
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Hardware Installation Guide
OL-14126-12
3
Overview: Cisco ASR 1000 Series Aggregation
Services Routers SPAs
This chapter describes the shared port adapters (SPAs) that are supported on the Cisco ASR 1000 Series
Aggregation Services Routers and contains the following sections:
• SPA Summary, page 3-2
• Bandwidth Oversubscription, page 3-4
ATM SPAs
• 1-Port and 3-Port Clear Channel OC-3 ATM SPA Overview, page 3-7
• 1-Port Clear Channel OC-12 ATM SPA Overview, page 3-9
Ethernet SPAs
• 4-Port and 8-Port Fast Ethernet SPA Overview, page 3-12
• 1-Port 10-Gigabit Ethernet SPA Overview, page 3-14
• 2-Port Gigabit Ethernet SPA Overview, page 3-18
• 5-Port Gigabit Ethernet SPA Overview, page 3-20
• 8-Port Gigabit Ethernet SPA Overview, page 3-22
• 10-Port Gigabit Ethernet SPA Overview, page 3-24
• 2-Port Gigabit Synchronous Ethernet SPA Overview, page 3-32
Packet Over SONET SPAs
• 2-Port Gigabit Synchronous Ethernet SPA Overview, page 3-32
• 1-Port OC-48c/STM-16 POS SPA Overview, page 3-38
• 2-Port and 4-Port OC-48c/STM-16 POS SPA Overview, page 3-41
• 1-Port OC-12c/STM-4 POS SPA Overview, page 3-44
• 2-Port, 4-Port, and 8-Port OC-12c/STM-4 POS SPA Overview, page 3-48
• 1-Port OC-192c/STM-64 POS/RPR XFP SPA Overview, page 3-52
Serial SPAs
• 4-Port and 8-Port Fast Ethernet SPA Overview, page 3-12
• 2-Port and 4-Port Channelized T3 Serial SPA Overview, page 3-57
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