Quick description

Product Status: Stock

Type: Cable


Function:Firewall, Qos, VPN

LAN ports: 2

WAN Ports: 2

certification: whitefish

Brand name: whitefish

Type number: CISCO 1921 / K9

Point of origin: United States

the number of ports: 2

gigabit ethernet port: Yes

Number of expansion slots: 2

Expansion Slots: (2 the ecototal) hwic

memory as standard: 512mb

memory technology: dram

flash memory: 256 mb.

compatible rack unit: 1u




The Cisco 1921 router, which memory and flash memory can not upgrade, is designed for branch offices.

Table 1 shows the quick specifications of CISCO1921 / K9.

Product code CISCO1921 / K9
Rack Units 1U
interfaces 2 integrated 10/100/1000 Ethernet ports: GE0 / 0 and GE0 / 1
Extension Location (s) 2 Enhanced High Speed ​​WAN Interface Card Slots (EHWIC)
RAM 512 MB / 512 MB
Flash memory 256 MB / 256 MB
Dimensions 1.75×13.5×11.5 in.
Package Weight 5.41Kg


Recommended Cards

Cisco 1921 ISRs are highly modular platforms with multiple modules and card slots to provide connectivity and services for various branch network requirements.

Table 2 shows the recommended EHWIC, HWIC, and VWIC cards for this router.

Maps models Description


EHWIC-1GE-SFP-CU Cisco 1900, 2900, 3900 EHWIC Router WAN Card EHWIC-1GE-SFP-CU
EHWIC-4ESG Four Port Gigabit Base-Tx 10/100/1000 Ethernet Switch Interface Card for Cisco 1900 2900 3900 Routers



HWIC-2FE HWIC High Speed ​​Port Cisco Router Two WAN Interface Card
HWIC-1T High Speed ​​1 Port WAN Interface Card Cisco Router WAN Interface Card
HWIC-2T WAN Serial Interface Card Cisco Router High Speed ​​WAN Interface Card 2-Port


VWIC3-1MFT-T1 / E1 Cisco Voice / WAN Card VWIC3-1MFT-T1 / E1
VWIC3-2MFT-T1 / E1 Cisco Voice / WAN Card VWIC3-2MFT-T1 / E1
VWIC3-1MFT-G703 Cisco Voice and WAN T1 / E1 VWIC3-1MFT-G703 Interface Module
VWIC3-2MFT-G703 Cisco Voice / WAN Card VWIC3-2MFT-G703


Cisco 1921 / K9 router supports ios technology package licenses.

Table 3 shows the models of these licenses.

licenses Description
L-SL-19-DATA-K9 Cisco 1900 IOS License L-SL-19-DATA-K9 = PAK e-delivery data for Cisco 1900
L-SL-19-SEC-K9 Security Licenses for Cisco 1900
L-SL-19-APP-K9 AppX license with; Data and WAAS for the Cisco 1900 Series

Compare Similar Routers

Table 4 shows the comparison between the Cisco 1921 router and the 1941 router.

Model CISCO1921 / K9 CISCO1941 / K9
Interface W / 2 GE 2 GE
EHWIC Slot 2 2
ISM Slot 0 1
Memory 512 MB (installed) / 512 MB (max) 512 MB (installed) / 2 GB (max)
Flash memory 256 MB (installed) / 256 MB (max) 256 MB (installed) / 8 GB (max)
Rack Unit 1U 2U


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