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| Chassis compatibility | The 7603-S is fully supported. | 
| Central forwarding engine compatibility | • Supervisor Engine 720-3B, 720-3BXL, Route Switch Processor 720 (RSP720) and later. • ES20 requires dual-channel switch fabric connectivity; therefore, the 7600-ES20 is not supported with the Supervisor 32 or in slots 1 through 8 of the 7613 chassis. | 
| Distributed Forwarding Card (DFC) | • Choice of DFC-3C or DFC-3CXL • Line-rate distributed forwarding with services enabled, up to ~30 mpps per line card • DFC-3C • Designed for Carrier Ethernet-based infrastructures • Up to 256K hardware-based forwarding entries with DFC-3C • Up to 128K Netflow entries with DFC-3C • DFC-3CXL • Optimized for IP/MPLS PE mid-size and small service providers offering multiple IP services such as Layer 3 VPNs, IPv6, and triple- or quad-play services • Up to 1 million hardware-based forwarding entries with DFC-3CXL • Up to 256K Netflow entries with DFC-3CXL | 
| Minimum software |   | 
| Packet memory | 512 Megabytes for 200 ms of combined input and output buffering at 10 Gbps | 
| Link encapsulations | Ethernet II and IEEE 802.1q encapsulations | 
| Hardware queues | • 16,000 queues dynamically shared between ingress and egress processing • Hierarchical QoS (H-QoS) | 
| MAC addresses | • Up to 80,000 MAC Addresses per ES20 Line Card • 16 K VLAN IDs per line card (within Flexible QinQ configuration guidelines) • Hardware-based MAC learning at wire rate | 
| Environmental conditions | Operating temperature: 32 to 104°F (0 to 40°C) Storage temperature: -40 to 167°F (-40 to 75°C) Relative humidity: 10 to 90 percent, noncondensing Operating altitude: -60 to 2000 m | 
| MIBs | • Cisco Entity MIB (CISCO-ENTITY-MIB) • Cisco Entity Asset MIB • Cisco Entity Field-Replaceable Unit (FRU) Control MIB • Cisco Entity Alarm MIB • Interface IF MIB (RFC 2233) • Definitions of Managed Objects for Bridges (RFC 1493) • Evolution of Interfaces Group of MIB-II (RFC 1573) • Simple Network Management Protocol (SNMP) MIB II (RFC 1213) • Remote Monitoring (RMON) MIB (RFC 1757) • Switch Monitoring (SMON) MIB   Operating temperature: 32 to 104°F (0 to 40°C) Storage temperature: -40 to 167°F (-40 to 75°C) Relative humidity: 10 to 90 percent, noncondensing Operating altitude: -60 to 2000 m | 
| Network management | Supported with CiscoWorks, CiscoView and CiscoWorks Resource Manager Essentials (RME) • Integrated Solution Center (ISC) • Cisco Entity MIB (CISCO-ENTITY-MIB) • Cisco Entity Asset MIB • Cisco Entity Field-Replaceable Unit (FRU) Control MIB • Cisco Entity Alarm MIB • Interface IF MIB (RFC 2233) • Definitions of Managed Objects for Bridges (RFC 1493) • Evolution of Interfaces Group of MIB-II (RFC 1573) • SNMP MIB II (RFC 1213) • Remote Monitoring (RMON) MIB (RFC 1757) • Switch Monitoring (SMON) MIB • IEEE 802.1ag, Connectivity Fault Management   | 
| Physical specifications | • Occupies one slot in a Cisco 7600 Series • Up to eight (8) ES20s in a Cisco 7609 or 7609-S 9-slot chassis • Requires Supervisor 720-3B, or 3BXL, RSP720 or later • Dimensions (H x W x D): 1.75 x 15.375 x 16 in. • Weight: 16 lbs. • Mean Time Between Failure (MTBF) 80,000 hours | 
| Power | 340.2 W | 
| Indicators | Status: green (operational); orange (faulty) | 
| Regulatory compliance | CE Marking | 
| Safety | • UL 60950 • CSA C22.2 No. 60950 • EN60950 • TS001 • IEC 60950 • AS/NZS3260 | 
| Electromagnetic compatibilty | • FCC Part 15 Class A • ICES-003 Class A • VCCI Class A • EN55022 Class A • CISPR22 Class A • AS/NZS3548 Class A • EN61000-3-2 • EN61000-3-3 • EN61000-3-1 • EN55024 • EN50082-1 • EN300 386 • FCC Part 15 Class A • ICES-003 Class A • VCCI Class A | • EN55022 Class A • CISPR22 Class A • AS/NZS CISPR 22 Class A • EN61000-3-2 • EN61000-3-3 • EN61000-6-1 • EN55024 • EN50082-1 • EN300 386 • UL 60950 • CSA C22.2 No. 60950 • EN60950 • TS001 • IEC 60950 • AS/NZS3260 | 
| Telecommunications standards | • ITU-T G.691 • ITU-T G.707 • ITU-T G.783 Sections 9-10 • ITU-T G.784 • ITU-T G.803 • ITU-T G.813 • ITU-T G.825 • ITU-T G.826 • ITU-T G.841 • ITU-T G.957 Table 3 • ITU-T G.958FCC Part 15 Class A • ICES-003 Class A • VCCI Class A • EN55022 Class A • CISPR22 Class A • AS/NZS3548 Class A • EN61000-3-2 | • EN61000-3-3 • EN61000-3-1 • EN55024 • EN50082-1 • EN300 386 • FCC Part 15 Class A • ICES-003 Class A • VCCI Class A • EN55022 Class A • CISPR22 Class A • AS/NZS CISPR 22 Class A • EN61000-3-2 • EN61000-3-3 • EN61000-6-1 • EN55024 • EN50082-1 • EN300 386 |