Маршрутизатор Cisco C2921-VSEC/K9

Артикул: C2921-VSEC/K9

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Cisco 2921 Voice Sec. Bundle, PVDM3-32, UC and SEC License P

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C2921-VSEC/K9 Cisco Router ISR G2 Voice Security Bundle

Количество портов

Артикул

C2921-VSEC/K9

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Описание

C2921-VSEC/K9 is the Cisco Router ISR G2 with Voice Security Bundle. Its appearance is similar with CISCO2921/K9, but itТs bundled with Voice Sec. Bundle, PVDM3-16, UC and SEC License PAK.

Quick Specs

Table 1 shows the Quick Specs of the C2921-VSEC/K9.

Product Code	C2921-VSEC/K9
Bundle	Cisco 2921 Voice Sec. Bundle, PVDM3-32, UC and SEC License PAK
Rack Units	2U
Interfaces	3 integrated 10/100/1000 Ethernet ports (RJ-45 only)
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)
Flash Memory	256 MB (installed) / 8 GB (max)
Dimensions	47 cm x 43.8 cm x 8.9 cm

Product Details

Figure 1 shows the front panel of CISCO2921/K9. C2921-VSEC/K9 is similar with it.

Note:

?	AC OK	?	Optional RPS adapter(blank panel shown)
?	On/Off switch	?	LEDs area
?	AC power connector

Figure 2 show the expansion slots and ports on the back panel.

Note:

?	Compact flash 0 and 1 (0, right)	?	10/100/1000 Ethernet port (GE 0/1 and GE 0/2)
?	EHWIC 0,1,2 and 3 (0, far right)	?	10/100/1000 Ethernet port GE 0/0
?	USB serial port	?	Ground
?	RJ-45 serial console port	?	USB 0 and 1 (1, top)
?	AUX port	?	Service module slots
?	SFP

Table 2. Voice Security Bundle Features Table

Authentication and Encryption Features	Media encryption of voice RTP streams using SRTP Exchange of RTP Control Protocol (RTCP) information using 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 using 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 uses 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 uses 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

Modularity Features

Table 3 shows some recommended modules for this router.

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
PVDM3-16	16-channel high-density voice DSP module
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
MEMUSB-1024FT	1GB USB Flash Token

Compare to Similar Routers

Table 4 shows the comparison between CISCO2921/K9 and C2921-VSEC/K9.

Model	CISCO2921/K9	C2921-VSEC/K9
Bundle	N/A	Voice Security Bundle
Interface	3GE	3GE
EHWIC slot	4	4
SIM Slot	1	1
SFP	1	1
Memory	512MB (installed) / 2 GB (max)	512MB (installed) / 2 GB (max)
Flash Memory	256MB (installed) / 8 GB (max)	256MB (installed) / 8 GB (max)
Rack Unit	2 U	2 U