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Highlights
Key Architectural Features
Applications
Interfaces

Physical

ST200

Height: 34.8 in. (88.4 cm)
Width: 17.5 in. (44 cm)
Depth: 23 in. (58 cm)
Weight: 384 lb (174 kg) fully configured
Mounting: Front or center
Chassis per Rack: Up to 2
PHYs per Chassis: Up to 8

ST50

Height: 17.5 in. (44 cm)
Width: 17.5 in. (44 cm)
Depth: 24 in. (61 cm)
Weight: 180 lb (82 kg) fully configured
Mounting: Front or center
Chassis per Rack: Up to 4
PHYs per Chassis: Up to 16

Power Requirements

ST200

Power Consumption: 2,700 watts
DC Input Voltage: -48 VDC nominal (acceptable range of -40 VDC
through -72 VDC)
DC Input Current: 85 A maximum @ -40 VDC
AC Input Voltage: 85-264 VAC, 47/63 Hz
AC Input Current: 15 A @ 100 VAC, 8 A @ 208 VAC

ST50

Power Consumption: 1,044 watts
DC Input Voltage: -48 VDC nominal (acceptable range of -40 VDC
to -72 VDC)
DC Input Current: 30 A maximum @ -40 VDC
AC Input Voltage: 90-264 VAC, 50/60 Hz
AC Input Current: 16 A @ 90 VAC, 8 A @ 175 VAC

Environmental

Operating Temperature
32°F (0°C) to 104°F (40°C)

Operating Humidity
5% to 90%, noncondensing

Altitude
No performance degradation to 5,906 ft (1,800 m)

Shock
Telcordia Zone 4 earthquake

Performance

ST200

Throughput: 160 Gbps
Network Processor Blade:
• Up to 10 Gbps full duplex forwarding capacity
• Up to 24 Mpps forwarding and processing rate
• Line-rate IP forwarding for 512,000 prefixes
• Deep packet classification and filtering for up to 512,000 policies
• Up to 64,000 strict priority or WFQ output queues per NPB
• Hierarchical scheduling
• Up to 128,000 labels/LSPs
• Packet sampling for security and flow-based accounting
• Extensive tunneling support at wire speed (L2TPv2, L2TPv3, GRE,
PIM)
• IPv6 forwarding and classification

ST50

Throughput: 5 Gbps
Network Processor Blade:
• Up to 2.5 Gbps full duplex forwarding capacity
• Up to 6 Mpps forwarding and processing rate
• Line-rate IP forwarding for 256,000 prefixes
• Deep packet classification and filtering for up to 64,000 policies
• Up to 16,000 strict priority or WFQ output queues per MiniPHY
• Hierarchical scheduling
• Up to 32,000 labels/LSPs
• Packet sampling for security and flow-based accounting
• Extensive tunneling support at wire speed (L2TPv2, L2TPv3, GRE, PIM)
• IPv6 forwarding and classification

Route Control Processor

ST200

• 850 MHz Intel Pentium III processor
• 2 MB L2 cache
• 1 GB SDRAM
• 20 GB or larger hard drive
• 256 MB CompactFlash drive

ST50

• 1 GHz Intel Pentium III processor
• 2 MB L2 cache
• 1 GB SDRAM
• 20 GB or larger hard drive
• 256 MB CompactFlash drive

Scalability

ST200

• 128,000 active sessions
• Up to 64,000 replications per IP multicast packet
• 10,000,000 BGP RIB-In paths
• 3,000+ BGP peers
• 6,000 OSPF instances
• 64,000 IP,ATM, Frame Relay and VLAN interfaces per line card
• 512,000 global IPv4 routes
• 2,000,000+ VPN IPv4 routes per system

ST50

• 32,000 active sessions
• Up to 4,000 replications per IP multicast packet
• 10,000,000 BGP RIB-In paths
• 3,000+ BGP peers
• 6,000 OSPF instances
• 32,000 IP,ATM, Frame Relay and VLAN interfaces
• 256,000 global IPv4 routes
• 128,000 VPN IPv4 routes per system

Protocols

Routing
• BGP-4
• MP-BGP
• IS-IS with TE extensions
• OSPFv2 with TE extensions
• RIPv1, RIPv2
• IPv6

Multicast
• PIM sparse mode
• MBGP
• IGMPv2/3

MPLS
• RFC 2547bis
• IETF PWE3/Martini
• VPLS
• LDP
• RSVP-TE with fast restoration

Management
• SSH
• SCP
• Telnet
• SNMPv2c/3
• RADIUS
• TACACS+
• CORBA with SSL
• XML
• DHCP

Security
• PAP and CHAP authentication
• ACL support
• MD5
• Denial of service protection
• Anti-spoofing
• Packet filtering

Tunneling
• GRE
• L2TPv2, L2TPv3 (LAC/LNS)

Agency Approvals

EMC/EMI
• FCC Class A (USA)
• VCCI Class A (Japan)
• AS 3548 Class A (Australia)

ETSI (EU)
• ETSI-300 386-2 Switching Equipment includes:
- EN 55022 Class A Emissions (Europe)
- EN 61000-4-2 ESD
- EN 61000-4-3 Radiated Immunity
- EN 61000-4-4 EFT/B
- EN 61000-4-5 Surges
- EN 61000-4-6 Conducted Immunity

Safety
• UL 60950 includes:
- UL 1950
- CSA 22.2-No.950
• EN 60950/IEC 60950 Safety of Information Technology Equipment
• IEC 60825-1 International Standard for the Safety of Laser Products includes:
- EN 60825-1 Safety of Laser Products - Part 1:
Equipment Classification, Requirements and User’s Guide
• IEC 60825-2 International Standard for the Safety of Fiber Optic Systems includes:
- EN 60825-2 Safety of Laser Products - Part 2: Safety of Optical Fibre Communication Systems

NEBS
• SR-3580 NEBS, Criteria Levels (Level 3 Compliance)
• GR-63-CORE: NEBS, Physical Protection
• GR-1089-CORE: NEBS, EMC and Electrical Safety for Network Telecommunications Equipment
• Verizon SIT.NEBS.TE.NPI.2000.004, Revision 1