CISCO3945E/K9
Services and Slot Density
•Embedded hardware-based cryptography acceleration (IPSec + Secure Sockets Layer [SSL])
◦Yes
•Cisco Unified Communications Manager Express Sessions
◦450
•Cisco Unified SRST sessions
◦1500
•Total onboard WAN or LAN 10/100/1000 ports
◦4
•RJ-45-based ports
◦4
•SFP-based ports
◦2
•Service-module slots
◦4
•Doublewide service-module slots
◦1
•EHWIC slots
◦3
•Doublewide EHWIC slots
◦1
•ISM slots
◦0 Online insertion and removal (OIR)Services modules
•Onboard DSP (PVDM) slots
◦3
•Memory DDR2 ECC DRAM: Default
◦1 GB
•Memory DDR2 ECC DRAM: Maximum
◦2 GB
•Compact Flash (external): Default
◦Slot 0: 256 MB
◦Slot 1: None
•Compact Flash (external): Maximum
◦Slot 0: 4 GB
◦Slot 1: 4 GB
•External USB 2.0 slots (Type A)
◦2
•USB console port (Type B) (up to 115.2 kbps)
◦1
•Serial console port (up to 115.2 kbps)
◦1
•Serial auxiliary port (up to 115.2 kbps)
◦1
•Power-supply options
◦Internal: AC,Website:, PoE, and DC
•Redundant power supply
◦Internal: AC, PoE, and DCPower Specifications
•AC input voltage
◦100 to 240 VAC autoranging
•AC input frequency
◦47 to 63 Hz
•AC input current range, AC power supply (maximum)
◦7.1 to 3.0A
•AC input surge current
◦<50A
•DC Operating Input Voltage
◦24Vdc - 60Vdc
•Max Input Current range, DC power supply
•(A)
◦33.2 - 12.4
•DC Input Surge Current
◦<50A
•Typical power (no modules) (watts)
◦ 158
•Maximum power with AC power supply (watts)
◦540
•Maximum power with PoE power supply (platform only) (watts)
◦540
•Maximum endpoint PoE power available from PoE power supply (watts)
◦520
•Max power with DC input (W)
◦574
•Maximum endpoint PoE power capacity with PoE boost (watts)
◦1040Hardware Specification
•Dimensions (H x W x D)
◦5.25 x 17.25 x 18.75 in.
◦(133.35 x 438.15 x 476.25 mm)
•Rack height
◦3 rack units (3RU)
•Rack-mount 19in. (48.3 cm) EIA
◦included
•Rack-mount 23in. (58.4 cm) EIA
◦optional
•Wall-mount
◦No
•Weight with AC power supply (no modules)
◦39 lb (17.7 kg)
•Weight with PoE power supply (no modules)
◦40 lb (18.1 kg)
•Typical weight (with modules)
◦60 lb (27.2 kg)
•Airflow
◦Back to front
•Optional airflow kit (includes filter)
◦NoneOperating conditions
•Temperature: 5906 ft (1800m) maximum altitude
◦32 to 104ºF (0 to 40ºC)
•Temperature: 9843 ft (3000m) maximum altitude
◦32 to 104ºF (0 to 40ºC)
•Temperature: 13123 ft (4000m) maximum altitude'
◦32 to 86ºF (0 to 30ºC)
•Temperature: Short-term per NEBS/5906 ft (1800m) maximum altitude
◦23 to 122°F (-5 to 50°C)
•Altitude
◦4000m (13000 ft)
•Relative humidity
◦5 to 85%
•Short-term (per NEBS) humidity
◦5% to 90%, not to exceed 0.024 kg water/kg of dry air
•Acoustic: Sound pressure (typical/maximum)
◦57.6/77.6
•Acoustic: Sound power (typical/maximum)
◦67.8/84.7Nonoperating conditions
•Temperature
◦-40 to 158ºF (-40 to 70ºC)
•Relative humidity
◦5 to 95%
•Altitude
◦15,584 ft (4750m)Regulatory and Compliance
•Safety
◦UL 60950-1
◦CAN/CSA C22.2 No. 60950-1
◦EN 60950-1
◦AS/NZS 60950-1
◦IEC 60950-1
•EMC
◦47 CFR, Part 15
◦ICES-003 Class A
◦EN55022 Class A
◦CISPR22 Class A
◦AS/NZS 3548 Class A
◦VCCI V-3
◦CNS 13438
◦EN 300-386
◦EN 61000 (Immunity)
◦EN 55024, CISPR 24
◦EN50082-1
•Telecom
◦TIA/EIA/IS-968
◦CS-03
◦ANSI T1.101
◦ITU-T G.823, G.824
◦IEEE 802.3
◦RTTE Directive
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