Cisco CISCO3925E/K9 Datasheet download pdf (Page 12)

Services and Slot Density Cisco 3945E Cisco 3925E Cisco 3945 Cisco 3925

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 1: None

Slot 0: 256 MB

Slot 1: None

Slot 0: 256 MB

Slot 1: None

Slot 0: 256 MB

Slot 1: None

Compact Flash (external): Maximum Slot 0: 4 GB

Slot 1: 4 GB

Slot 0: 4 GB

Slot 1: 4 GB

Slot 0: 4 GB

Slot 1: 4 GB

Slot 0: 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

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

1 2 ... 7 8 9 10 11 12 13 14 15

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Cisco CISCO3925E/K9 Datasheet Page 12

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