Cisco 2951 with 3 onboard GE, 4 EHWIC slots, 3 DSP slots, 1 ISM slot, 256MB CF default, 512MB DRAM default, IP Base - C2951-VSEC/K9

Product Code

C2951-VSEC/K9

Bundle

Cisco 2951 Voice Sec. Bundle, PVDM3-32, UC and SEC License PAK

Rack Units

2U

Interfaces

3 integrated 10/100/1000 Ethernet ports with 1 port capable of RJ-45 or SFP connectivity

Expansion Slot(s)

2 service module slot

1 Internal Service Module slot

3 onboard digital signal processor slots

4 Enhanced high-speed WAN interface card (EHWIC) slots

RAM

512 MB (installed) / 2 GB (max) - DDR2 SDDRAM Memory

Flash Memory

256 MB (installed) / 8 GB (max)

Dimensions

47 cm x 43.8 cm x 8.9 cm

①

Compact flash 0 and 1 (0, right)

⑦

10/100/1000 Ethernet port (GE 0/1 and GE 0/2)

②

EHWIC 0,1,2 and 3 (0, far right)

⑧

10/100/1000 Ethernet port GE 0/0

③

B serial port

⑨

Ground

④

RJ-45 serial console port

⑩

B 0 and 1 (1, top)

⑤

AUX port

⑪

Service module slots

⑥

SFP

Authentication and
Encryption Features

• ● Media encryption of voice RTP streams ing SRTP
• ● Exchange of RTP Control Protocol (RTCP) information ing secure RTCP
• ● SRTP to RTP fallback for calls between secure and insecure endpoints
• ● Secure calls supported in Cisco Unified Survivable Remote Site Telephony (SRST) mode during WAN failover
• ● Compressed RTP (CRTP) supported with media encrypted calls ing SRTP

Authentication and
Encryption Algorithm

• ● Supports AES-128 encryption algorithm
• ● Supports the HMAC secure hash authentication algorithm (SHA 1)

Signaling Authentication and Encryption Features

• ● Gateway to Cisco Unified Communications Manager signaling and encryption es IPSec for Media Gateway Control Protocol (MGCP), H.323 and SIP gateways
• ● IP phone to Cisco Unified Survivable Remote Site Telephony router signaling and encryption es TLS
  (Transport Layer Security)

Protocol Support

• ● MGCP 0.1 (supports MGCP gateways with Cisco Unified Communications Manager)
• ● H.323 (supported on H.323 gateways and CUBE; Cisco Unified Communications Manager interoperability is optional)
• ● Session Initiation Protocol (SIP)
• ● SCCP (Cisco Unified IP Phone) in SRST mode

Module Support

• ● Any module that has PVDM2, PVDM3 and/or built-in DSP

Codec Support

• ● G.711, G.729A, and G.729

Models

Description

SM-ES3G-16-P

Enhanced EtherSwitch Service Module, L2/L3 switching, 16* 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology

SM-ES3G-24-P

Enhanced EtherSwitch Service Module, L2/L3 switching, 24 * 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology

HWIC-2T

2-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card

EHWIC-1GE-SFP-CU

Cisco 1900, 2900, 3900 Router EHWIC WAN Card EHWIC-1GE-SFP-CU

EHWIC-4ESG

Four port 10/100/1000 Base-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers

ISM-SRE-300-K9

Internal Services Module (ISM) with Services Ready Engine

MEM-CF-256U1GB

256MB to 1GB Compact Flash Upgrade for Cisco 1900,2900,3900

MEM-CF-256U2GB

256MB to 2GB Compact Flash Upgrade for Cisco 1900,2900,3900

MEM-CF-256U512MB

256MB to 512MB CF Upgrade for Cisco 1900,2900,3900 ISR

MEM-CF-256U4GB

256MB to 4GB Compact Flash Upgrade for Cisco 1900,2900,3900

MEMB-1024FT

1GB B Flash Token

Model

CISCO2951/K9

C2951-VSEC/K9

Bundle

N/A

Voice Security Bundle

Interface

3GE

3GE

EHWIC slot

4

4

SIM Slot

2

2

SFP

1

1

Memory

512MB (installed) / 2 GB (max)

512MB (installed) / 2 GB (max)

Flash Memory

512MB (installed) / 8 GB (max)

512MB (installed) / 8 GB (max)

Rack Unit

2 U

2 U

Services and Slot Density

Embedded Hardware-Based Cryptography and Acceleration

Yes

Cisco Unified SRST Sessions

250

Cisco Unified CCME Sessions

150

Total Onboard WAN 10/100/1000 Ports

3

RJ-45-Based Ports

3

SFP-Based Ports (e of SFP port disables the corresponding
RJ-45 port)

1

Service Module Slots

2

Double-Wide Service Module Slots (e of a double-wide slot will occupy all single-wide service module slots in a 2900)

1

EHWIC Slots

4

Double-Wide EHWIC Slots (e of a double-wide EHWIC slot will consume two EHWIC slots)

2

ISM Slots

1

Onboard DSP (PVDM) Slots

3

Memory DDR2 ECC DRAM - Default

512 MB

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 B 2.0 Flash Memory Slots (Type A)

2

B Console Port (Type B) (up to 115.2 kbps)

1

Serial Console Port

1

Serial Auxiliary Port

1

Power-Supply Options

AC, PoE, and DC

RPS Support (External)

Cisco RPS 2300

Power Specifications

AC Input Voltage

100 to 240 VAC auto ranging

AC Input Frequency

47 to 63 Hz

AC Input Current Range AC Power Supply (Maximum)

3.4 to 1.4A

AC Input Surge Current

<50A

Typical Power (No Modules) (Watts)

70

Maximum Power with AC Power Supply (Watts)

340

Maximum Power with PoE Power Supply (Platform Only) (Watts)

405

Maximum Power with DC-PoE Power Supply (Platform Only) (Watts)

-

Maximum End-Point PoE Power Available from AC PoE Power Supply (Watts)

370

Maximum End-Point PoE Power Available from DC PoE Power Supply (Watts)

-

Maximum End-Point PoE Power Capacity with PoE Boost (Watts)

750

DC Input Voltage

24 to 60 Vdc, autoranging positive or negative

DC Input Current

(MAX) 12A (24V)

5A (60V)