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Series | Cisco 3900 Series | |||
Part Number | Cisco 3945E | Cisco 3925E (CISCO3925E/K9) | Cisco 3945 | Cisco 3925 |
SERVICES AND SLOT DENSITY | ||||
Embedded hardware-based cryptography acceleration (IPSec + Secure Sockets Layer [SSL]) | Yes | Yes | Yes | Yes |
Cisco Unified Communications Manager Express Sessions** | 450 | 400 | 350 | 250 |
Cisco Unified SRST sessions | 1500 | 1350 | 1200 | 730 |
Total onboard WAN or LAN 10/100/1000 ports | 4 | 4 | 3 | 3 |
RJ-45-based ports | 4 | 4 | 3 | 3 |
SFP-based ports | 2 | 2 | 2 | 2 |
Service-module slots | 4 | 2 | 4 | 2 |
Doublewide service-module slots | 1 | 1 | 1 | 1 |
EHWIC slots | 3 | 3 | 4 | 4 |
Doublewide EHWIC slots | 1 | 1 | 2 | 2 |
ISM slots | 0 | 0 | 1 | 1 |
Online insertion and removal (OIR) | Services modules | Services modules | Services modules | Services modules |
Onboard DSP (PVDM) slots | 3 | 3 | 4 | 4 |
Memory DDR2 ECC DRAM: Default | 1 GB | 1 GB | 1 GB | 1 GB |
Memory DDR2 ECC DRAM: Maximum | 2 GB | 2 GB | 2 GB*** | 2 GB*** |
Compact Flash (external): Default | Slot 0: 256 MB | Slot 0: 256 MB | Slot 0: 256 MB | Slot 0: 256 MB |
Slot 1: None | Slot 1: None | Slot 1: None | Slot 1: None | |
Compact Flash (external): Maximum | Slot 0: 4 GB | Slot 0: 4 GB | Slot 0: 4 GB | Slot 0: 4 GB |
Slot 1: 4 GB | Slot 1: 4 GB | Slot 1: 4 GB | Slot 1: 4 GB | |
External USB 2.0 slots (Type A) | 2 | 2 | 2 | 2 |
USB console port (Type B) (up to 115.2 kbps) | 1 | 1 | 1 | 1 |
Serial console port (up to 115.2 kbps) | 1 | 1 | 1 | 1 |
Serial auxiliary port (up to 115.2 kbps) | 1 | 1 | 1 | 1 |
Power-supply options | Internal: AC, PoE, and DC* | Internal: AC, PoE, and DC* | Internal: AC, PoE, and DC* | Internal: AC, PoE, and DC* |
Redundant power supply | Internal: AC, PoE, and DC* | Internal: AC, PoE, and DC* | Internal: AC, PoE, and DC* | Internal: AC, PoE, and DC* |
POWER SPECIFICATIONS | ||||
AC input voltage | 100 to 240 VAC autoranging | 100 to 240 VAC autoranging | 100 to 240 VAC autoranging | 100 to 240 VAC autoranging |
AC input frequency | 47 to 63 Hz | 47 to 63 Hz | 47 to 63 Hz | 47 to 63 Hz |
AC input current range, AC power supply (maximum) | 7.1 to 3.0A | 7.1 to 3.0A | 7.1 to 3.0A | 7.1 to 3.0A |
AC input surge current | <50A | <50A | <50A | <50A |
DC Operating Input Voltage | 24Vdc - 60Vdc | 24Vdc - 60Vdc | 24Vdc - 60Vdc | 24Vdc - 60Vdc |
Max Input Current range, DC power supply (A) | 33.2 - 12.4 | 33.2 - 12.4 | 33.2 - 12.4 | 33.2 - 12.4 |
DC Input Surge Current | <50A | <50A | <50A | <50A |
Typical power (no modules) (watts) | 158 | 150 | 105 | 100 |
Maximum power with AC power supply (watts) | 540 | 420 | 540 | 420 |
Maximum power with PoE power supply (platform only) (watts) | 540 | 420 | 540 | 420 |
Maximum endpoint PoE power available from PoE power supply (watts) | 520 | 520 | 520 | 520 |
Max power with DC input (W) | 574 | 446 | 574 | 446 |
Maximum endpoint PoE power capacity with PoE boost (watts) | 1040 | 1040 | 1040 | 1040 |
Dimensions (H x W x D) | 5.25 x 17.25 x 18.75 in. (133.35 x 438.15 x 476.25 mm) | 5.25 x 17.25 x 18.75 in. (133.35 x 438.15 x 476.25 mm) | 5.25 x 17.25 x 18.75 in. (133.35 x 438.15 x 476.25 mm) | 5.25 x 17.25 x 18.75 in. (133.35 x 438.15 x 476.25 mm) |
Rack height | 3 rack units (3RU) | 3RU | 3 RU | 3RU |
Rack-mount 19in. (48.3 cm) EIA | Included | Included | Included | Included |
Rack-mount 23in. (58.4 cm) EIA | Optional | Optional | Optional | Optional |
Wall-mount | No | No | No | No |
Weight with AC power supply (no modules) | 39 lb (17.7 kg) | 39 lb (17.7 kg) | 39 lb (17.7 kg) | 39 lb (17.7 kg) |
Weight with PoE power supply (no modules) | 40 lb (18.1 kg) | 40 lb (18.1 kg) | 40 lb (18.1 kg) | 40 lb (18.1 kg) |
Typical weight (with modules) | 60 lb (27.2 kg) | 60 lb (27.2 kg) | 60 lb (27.2 kg) | 60 lb (27.2 kg) |
Airflow | Back and sides to front | Back and sides to front | Back and sides to front | Back and sides to front |
Optional airflow kit (includes filter) | None | None | Front to back and sides | Front to back and sides |
ENVIRONMENTAL SPECIFICATIONS | ||||
OPERATING CONDITIONS | ||||
Temperature: 5906 ft (1800m) maximum altitude | 32 to 104ºF (0 to 40ºC) | 32 to 104ºF (0 to 40ºC) | 32 to 104ºF (0 to 40ºC) | 32 to 104ºF (0 to 40ºC) |
Temperature: 9843 ft (3000m) maximum altitude | 32 to 104ºF (0 to 40ºC) | 32 to 104ºF (0 to 40ºC) | 32 to 104ºF (0 to 40ºC) | 32 to 104ºF (0 to 40ºC) |
Temperature: 13123 ft (4000m) maximum altitude’ | 32 to 86ºF (0 to 30ºC) | 32 to 86ºF (0 to 30ºC) | 32 to 86ºF (0 to 30ºC) | 32 to 86ºF (0 to 30ºC) |
Temperature: Short-term per NEBS/5906 ft (1800m) maximum altitude | 23 to 122°F | 23 to 122°F | 23 to 122°F | 23 to 122°F |
(-5 to 50°C) | (-5 to 50°C) | (-5 to 50°C) | (-5 to 50°C) | |
Altitude | 4,000m (13,000 ft) | 4,000m (13,000 ft) | 4,000m (13,000 ft) | 4,000m (13,000 ft) |
Relative humidity | 5 to 85% | 5 to 85% | 5 to 85% | 5 to 85% |
Short-term (per NEBS) humidity | 5% to 90%, not to exceed 0.024 kg water/kg of dry air | 5% to 90%, not to exceed 0.024 kg water/kg of dry air | 5% to 90%, not to exceed 0.024 kg water/kg of dry air | 5% to 90%, not to exceed 0.024 kg water/kg of dry air |
Acoustic: Sound pressure (typical/maximum) | 57.6/77.6 | 57.6/77.6 | 57.6/77.6 | 57.6/77.6 |
Acoustic: Sound power (typical/maximum) | 67.8/84.7 | 67.8/84.7 | 67.8/84.7 | 67.8/84.7 |
Nonoperating conditions | 2 | |||
Temperature | -40 to 158ºF (-40 to 70ºC) | -40 to 158ºF (-40 to 70ºC) | -40 to 158ºF (-40 to 70ºC) | -40 to 158ºF (-40 to 70ºC) |
Relative humidity | 5 to 95% | 5 to 95% | 5 to 95% | 5 to 95% |
Altitude | 15,584 ft (4750m) | 15,584 ft (4570m) | 15,584 ft (4750m) | 15,584 ft (4570m) |
REGULATORY AND COMPLIANCE | ||||
Safety | UL 60950-1 CAN/CSA C22.2 No. 60950-1 EN 60950-1 AS/NZS 60950-1 IEC 60950-1 | UL 60950-1 CAN/CSA C22.2 No. 60950-1 EN 60950-1 AS/NZS 60950-1 IEC 60950-1 | UL 60950-1 CAN/CSA C22.2 No. 60950-1 EN 60950-1 AS/NZS 60950-1 IEC 60950-1 | 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 | 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 | 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 | 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 | TIA/EIA/IS-968 CS-03 ANSI T1.101 ITU-T G.823, G.824 IEEE 802.3 RTTE Directive | TIA/EIA/IS-968 CS-03 ANSI T1.101 ITU-T G.823, G.824 IEEE 802.3 RTTE Directive | TIA/EIA/IS-968 CS-03 ANSI T1.101 ITU-T G.823, G.824 IEEE 802.3 RTTE Directive |