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Cisco Enterprise Router Selector

Quickly identify the right Cisco enterprise router for your needs, whether you’re upgrading an old router or are looking for a new branch or network edge router for your LAN or WAN. Answer a few simple questions, and our Cisco Enterprise Router Selector guide will help select the right product for you. Or explore our catalog to choose the router that best meets your needs.

Looking for other types of routers? Visit the main routers page to learn more about our product portfolio.

ISR 4451 Series
  • Modular
  • Enterprise branch
  • 2 rack unit
  • 3 NIM slots, 2 SM slots
ASR 1002-HX Series
  • Edge
  • Large enterprise branch, managed service provider (MSP)
  • 2 rack unit
  • Integrated RP, ESP, up to 1 EPA

These internet edge routers offer embedded services for large enterprise branch offices and high performance private WAN. Running on Cisco IOS XE Software, the Cisco ASR 1002-HX supports software redundancy without redundant hardware.

ISR 880 Series
  • Fixed
  • Enterprise branch, managed service provider (MSP)
  • Integrated security and wireless
ISR 890 Series
  • Fixed
  • Enterprise branch, managed service provider (MSP), small business (SMB)
  • Integrated security and wireless
ISR 4331 Series
  • Modular
  • Enterprise branch
  • 1 rack unit
  • 2 NIM slots, 1 SM slot

A revolutionary converged branch platform with industry-leading network, compute, and WAN services. The ISR 4331 comes with built-in IOS security including zone-based firewall, NAT services, Encrypted Traffic Analytics and Cisco Umbrella.

ASR 1009-X Series
  • Edge
  • Medium to high-end enterprise
  • 9 rack unit
  • Supports RP, ESP, up to 6 EPAs, up to 12 SPAs
ASR 1002-X Series
  • Edge
  • Enterprise branch, managed service provider (MSP)
  • 2 rack unit
  • Integrated RP, ESP, 3 SPAs
ASR 1013 Series
  • Edge
  • High-end enterprise
  • Up to 12 EPAs, 24 SPAs
ISR 1100 Series
  • Fixed
  • Enterprise branch, managed service provider (MSP), small business (SMB)
  • Cisco IOS XE
  • Integrated security and wireless LAN and WAN

WAN connectivity, comprehensive security, wired and wireless access in a single branch platform. These powerful, Cisco IOS® XE based, SD-WAN ready routers deliver secure, flexible connectivity over LTE Advanced, Ethernet, G.fast and 802.11ac Wifi.

ISR 4431 Series
  • Modular
  • Enterprise branch
  • 1 rack unit
  • 3 NIM slots
ISR 4321 Series
  • Modular
  • Enterprise branch
  • 1 rack unit
  • 2 NIM slots
ASR 1001-X Series
  • Edge
  • Medium enterprise, managed service provider (MSP)
  • 1 rack unit
  • Integrated RP, ESP, 1 SPA
ISR 810 Series
  • Fixed
  • Works well for machine-to-machine (M2M)
  • Hardened or nonhardened form factors
ISR 4351 Series
  • Modular
  • Enterprise branch
  • 2 rack unit
  • 3 NIM slots, 2 SM slots
CSR 1000V Series
  • Virtual
  • Securely extend private network to public clouds
  • Cisco IOS XE

Extend your enterprise network to public and private clouds. Routing, security, and network management are provided as cloud services in this infastructure agnostic virtual platform.

ISR 4221 Series
  • Modular
  • Enterprise branch, small business (SMB)
  • Integrated security

Purpose-built for small and medium businesses, the cost-effective routers come with built-in IOS security including zone-based firewall, NAT services, Snort IPS, and Cisco Umbrella.

ISR 860 Series
  • Fixed
  • Enterprise branch, managed service provider (MSP)
  • Integrated security and wireless
ASR 1006-X Series
  • Edge
  • Medium to high-end enterprise
  • 6 rack unit
  • Up to 4 EPSs, 8 SPAs
ASR 1006 Series
  • Edge
  • Enterprise, managed service provider (MSP)
  • 6 rack unit
  • Supports dual RP, ESP, up to 12 SPAs
ASR 1001-HX Series
  • Edge
  • High-end enterprise branch
  • 1 rack unit
  • Integrated RP, ESP
ASR 1006-X
  • Edge
  • Medium to high-end enterprise
  • 6 rack unit
  • Up to 4 EPSs, 8 SPAs
ISR 4331
  • Modular
  • Enterprise branch
  • 1 rack unit
  • 2 NIM slots, 1 SM slot
  • Cisco SD-WAN software

Implement Cisco SD-WAN with a revolutionary converged branch platform featuring industry-leading network, compute, and WAN services. The ISR 4331 comes with built-in IOS security including zone-based firewall, NAT services, Encrypted Traffic Analytics and Cisco Umbrella.

ISR 4351
  • Modular
  • Enterprise branch
  • 2 rack unit
  • 3 NIM slots, 2 SM slots
  • Cisco SD-WAN software
ASR 1013
  • Edge
  • High-end enterprise
  • Up to 12 EPAs, 24 SPAs
ASR 1004
  • Edge
  • Enterprise, managed service provider (MSP)
  • 4 rack unit
  • Supports 1 RP, 1 ESP, up to 8 SPAs
ISR 890
  • Fixed
  • Enterprise branch, managed service provider (MSP), small business (SMB)
  • Integrated security and wireless
ISR 4451
  • Modular
  • Enterprise branch
  • 2 rack unit
  • 3 NIM slots, 2 SM slots
  • Cisco SD-WAN software
ASR 1001-HX
  • Edge
  • High-end enterprise branch
  • 1 rack unit
  • Integrated RP, ESP
  • Cisco SD-WAN software
ISR 880
  • Fixed
  • Enterprise branch, managed service provider (MSP)
  • Integrated security and wireless
ISR 4431
  • Modular
  • Enterprise branch
  • 1 rack unit
  • 3 NIM slots
  • Cisco SD-WAN software
ASR 1002-HX
  • Edge
  • Large enterprise branch, managed service provider (MSP)
  • 2 rack unit
  • Integrated RP, ESP, up to 1 EPA
  • Cisco SD-WAN software

These internet edge routers offer embedded services for large enterprise branch offices and extend intent-based networking to the WAN with Cisco SD-WAN. Running on Cisco IOS XE Software, the Cisco ASR 1002-HX supports software redundancy without redundant hardware.

ISR 4321
  • Modular
  • Enterprise branch
  • 1 rack unit
  • 2 NIM slots
  • Cisco SD-WAN software
ASR 1006
  • Edge
  • Enterprise, managed service provider (MSP)
  • 6 rack unit
  • Supports dual RP, ESP, up to 12 SPAs
ASR 1002-X
  • Edge
  • Enterprise branch, managed service provider (MSP)
  • 2 rack unit
  • Integrated RP, ESP, 3 SPAs
  • Cisco SD-WAN software
ISR 810
  • Fixed
  • Works well for machine-to-machine (M2M)
  • Hardened or nonhardened form factors
ASR 1009-X
  • Edge
  • Medium to high-end enterprise
  • 9 rack unit
  • Supports RP, ESP, up to 6 EPAs, up to 12 SPAs
ISR 860
  • Fixed
  • Enterprise branch, managed service provider (MSP)
  • Integrated security and wireless
ISR 1100
  • Fixed
  • Enterprise branch, managed service provider (MSP), small business (SMB)
  • Cisco IOS XE
  • Integrated security and wireless LAN and WAN
  • Cisco SD-WAN software

WAN connectivity, comprehensive security, wired and wireless access in a single branch platform. These powerful, Cisco IOS® XE based, SD-WAN ready routers deliver secure, flexible connectivity over LTE Advanced, Ethernet, G.fast and 802.11ac Wifi.

ASR 1001-X
  • Edge
  • Medium enterprise, managed service provider (MSP)
  • 1 rack unit
  • Integrated RP, ESP, 1 SPA
  • Cisco SD-WAN software
ISR 4221
  • Modular
  • Enterprise branch, small business (SMB)
  • Integrated security
  • Cisco SD-WAN software

Purpose-built for small and medium businesses, the cost-effective routers come with built-in IOS security including zone-based firewall, NAT services, Snort IPS, and Cisco Umbrella.

CSR 1000V
  • Virtual
  • Securely extend private network to public clouds
  • Cisco IOS XE
  • Cisco SD-WAN software

Extend your enterprise network to public and private clouds with Cisco SD-WAN and CSR 1000v. Routing, security, and network management are provided as cloud services in this infastructure agnostic virtual platform.

ISR 4461
  • Modular
  • Enterprise branch
  • 3 rack unit
  • 3 NIM slots, 3 SM slots (2DW, 3SW, 1DW+2SW)

Cisco 2811 Series

Up to 36/40 Gbps

Virtual

How much system throughput do you need?

  • Up to 10 Gbps
  • Up to 20 Gbps
  • Up to 36/40 Gbps

How many 10 GE ports do you need?

  • 12 or less
  • More than 12

Cisco 3825 Series

Would you like hardware redundancy?

  • Yes, hardware redundancy
  • No hardware redundancy

Up to 7.4 Gbps IPsec

Cisco 2911 Series

Cisco 3945E Series

Would you like the flexibility to add interface modules?

  • Yes, module flexibility
  • No module flexibility

Yes, hardware redundancy

Cisco 2951 Series

Cisco 3925 Series

Up to 16 Gbps IPsec

Which series of Cisco Integrated Services Routers (ISRs) are you upgrading from?

  • Cisco 890 Series
  • Cisco 1800 Series
  • Cisco 1900 Series
  • Cisco 2800 Series
  • Cisco 2900 Series
  • Cisco 3800 Series
  • Cisco 3900 Series

Less than 24

No hardware redundancy

Would you like an embedded server?

  • Yes, embedded server
  • No embedded server

Up to 2.5 Gbps

Cisco 2851 Series

Cisco 2901 Series

Which specific Cisco router are you upgrading?

  • Cisco 2801 Series
  • Cisco 2811 Series
  • Cisco 2821 Series
  • Cisco 2851 Series

Cisco 2801 Series

How many 10GE ports do you need?

  • 3 or less
  • 4 or more

No hardware redundancy

Cisco 1900 Series

Up to 5 Gbps

Yes, hardware redundancy

Up to 10 Gbps

How many 10 GE ports do you need?

  • 3 or less
  • 4 or more

Which specific Cisco router are you upgrading?

  • Cisco 2901 Series
  • Cisco 2911 Series
  • Cisco 2921 Series
  • Cisco 2951 Series

Up to 59 Gbps IPsec

Yes, hardware redundancy

No hardware redundancy

Yes, embedded server

Would you like hardware redundancy?

  • Yes, hardware redundancy
  • No hardware redundancy

Are you interested in branch routers or network edge routers?

  • Branch routers
  • Network edge routers

More than 12

Are you purchasing a new router or upgrading an old one?

  • New Router
  • Upgrade

Would you like IPsec/MACsec?

  • Yes, IPsec/MACsec
  • No IPsec/MACsec

16 or less

No hardware redundancy

Yes, hardware redundancy

Cisco 3925E Series

Which specific Cisco router are you upgrading?

  • Cisco 3825 Series
  • Cisco 3845 Series

Would you like hardware redundancy?

  • Yes, hardware redundancy
  • No hardware redundancy

Yes, LTE or Wi-Fi

Yes, collaboration flexibility

Up to 5 Gbps IPsec

12 or less

No hardware redundancy

Which specific Cisco router are you upgrading?

  • Cisco 3925 Series
  • Cisco 3925E Series
  • Cisco 3945 Series
  • Cisco 3945E Series

More than 24

SD-WAN

  • Cisco SD-WAN
  • IWAN
  • No SD-WAN

Cisco 3845 Series

Would you like hardware redundancy?

  • Yes, hardware redundancy
  • No hardware redundancy

No collaboration flexibility

Up to 25 Gbps IPsec

No

What is the size of the branch?

  • Large (more than 300 employees)
  • Medium (100 - 300 employees)
  • Small (less than 100 employees)

Encryption Throughput Internet MIX

  • Up to 50 Mbps IPsec
  • Up to 100 Mbps IPsec
  • Up to 250 Mbps IPsec
  • Up to 350 Mbps IPsec
  • Up to 4 Gbps IPsec
  • Up to 6 Gbps IPsec
  • Up to 7 Gbps IPsec
  • Up to 15 Gbps IPsec
  • Up to 24 Gbps IPsec
  • Up to 45 Gbps IPsec

Cisco 1800 Series

Would you like hardware redundancy?

  • Yes, hardware redundancy
  • No hardware redundancy

Cisco 3945 Series

How much encryption throughput (Gbps Internet MIX) do you need?

  • Up to 4 Gbps IPsec
  • Up to 5 Gbps IPsec
  • Up to 7.4 Gbps IPsec
  • Up to 16 Gbps IPsec
  • Up to 25 Gbps IPsec
  • Up to 59 Gbps IPsec
  • Up to 20 Gbps MACsec

No hardware redundancy

Would you like the flexibility to add collaboration?

  • Yes, collaboration flexibility
  • No collaboration flexibility

Would you like an on-prem physical or cloud-based virtual router?

  • Physical
  • Virtual

Cisco 890 Series

More than 16

How many 10 GE ports do you need?

  • 16 or less
  • More than 16

Up to 20 Gbps IPsec

Up to 4 Gbps IPsec

Built-in LAN Ports

  • 1-5 ports
  • 6-10 ports

Cisco 2921 Series

Would you like LTE or Wi-Fi model options?

  • Yes, LTE or Wi-Fi
  • No LTE or Wi-Fi

How many switch ports do you need?

  • More than 24
  • Less than 24

Yes, hardware redundancy

Would you like switch ports?

  • Yes, switch ports
  • No switch ports

No LTE or Wi-Fi

Yes, hardware redundancy

No embedded server

Target Deployments

  • Branch
  • Edge
  • WAN aggregation
  • Machine to machine (M2M)
  • Service provider
  • Small business
  • Virtual

Cisco 2821 Series

Would you like hardware redundancy?

  • Yes, hardware redundancy
  • No hardware redundancy