Accelerate Innovation at the Branch
The Cisco 4000 Series Integrated Services Routers (ISR) include a revolutionary converged branch platform with industry-leading network, compute, and WAN services. These routers can seamlessly extend cloud services across remote sites, and help you accelerate the digitization of your business. Use the 4000 Series to effectively transition to a hybrid WAN architecture.
Features and Capabilities
Cisco Intelligent WAN. Cisco 4000 platforms, together with Cisco UCS E-Series server modules, provide a flexible platform that can easily adapt to the changing application landscape. Use these routers to support all cloud applications on any device.
Cisco 4000 Series ISRs are designed to meet Gigabit forwarding performance needs while running the broadest set of network and application services on a single platform. They offer:
- High-quality user experience
During peak loads, the multi-core CPU architecture running Cisco IOS-XE can enable resiliency by using separate control and data services planes. - Faster response to business and user needs
New pay-as-grow performance an services allows IT increase throughput and expand across a rich portfolio of on-demand network and application services with no truck rolls - A wide range of connectivity options
ISR 4000 supports integrated Gigabit Ethernet, T1/E1, T3/E3, PRI, xDSL, and more - Unified communications
Get comprehensive edge support for session border control, branch telephony survivability, TDM gateways, and more.
The 4000 Series simplifies:
- Operations and management
Get IT automation for configuration, monitoring, and management through the Cisco Application Policy Infrastructure Controller (APIC) Enterprise Module and an open ecosystem of partners. - Branch infrastructure
Reduce branch footprint and power consumption with an all-in-one platform that brings together network, compute, and storage. Customers can choose optional integrated compute and storage with Cisco UCS E-Series Servers for hosting applications and services. - Meeting unplanned business requirements
Deploying 4000 Series ISRs allows you to expand and pay for products only as your needs grow. Customers can standardize on a single platform and add services and capacity without disruptions or truck rolls.
Specifications at a Glance
Hardware Features
- Cisco IOS XE Operating System
- 1-rack-unit (RU) or 2RU form factor
- Up to 2 Gbps of throughput
- Up to 3 network interface module slots
- Up to 2 service module slots
- Up to 4 integrated 10/100/1000 Ethernet ports
- Up to 8 CPU core integrated server modules
License Software Features
- Cisco Application Experience (AX) includes Intelligent Path Control, WAN Optimization, and Intelligent Caching
- Voice license includes CME, SRST, and CUBE
- Security license includes firewall, intrusion prevention system (IPS), and VPN
- Performance license increases platform throughput
Series Comparison
| Feature | 4321 | 4331 | 4351 | 4431 | 4451 |
|---|---|---|---|---|---|
| Form factor | 1 rack unit (RU) Desktop |
1 RU | 2 RU | 1 RU | 2 RU |
| Integrated WAN ports | 1 GE / SFP 1 GE |
1 GE / SFP 1 GE 1 SFP |
2 PoE GE / SFP 1 GE/ SFP |
2 PoE GE / SFP 2 GE / SFP |
2 PoE GE / SFP 2 GE / SFP |
| Performance | 50 Mbps Upgradable to 100 Mbps |
100 Mbps Upgradable to 300 Mbps |
200 Mbps Upgradable to 400 Mbps |
500 Mbps Upgradeable to 1 Gbps |
1 Gbps Upgradable to 2 Gbps |
| Management port | |||||
| Network Interface Modules (NIM) | |||||
| Enhanced Services Module (SM-X) | 1 double-wide |
1 double-wide |
|||
| Integrated Services Card (ISC) slots | (PVDM 4) |
(PVDM 4) |
(PVDM 4) |
(PVDM 4) |
(PVDM 4) |
| USB ports (type A) | |||||
| Default/max Flash | 4 GB / 8 GB | 4 GB / 16 GB | 4 GB / 16 GB | 8 GB / 32 GB | 8 GB / 32 GB |
| Default/max DRAM | 4 GB / 8 GB | 4 GB / 16 GB | 4 GB / 16 GB | 4 GB / 16 GB | 4 GB / 16 GB |
| Power supply type | External: AC, PoE | Internal: AC, PoE | Internal: AC, PoE or DC | Internal: AC, PoE or DC | Internal: AC, PoE or DC |
| Redundant power supply | No | No | No | Yes Internal RPS |
Yes Internal RPS |
| Module online insertion and removal (OIR) | Yes | Yes | Yes | Yes | Yes |
| Server virtualization platform (UCS E-Series) | N/A | 2-core single-wide, 4-core single-wide |
2 core single-wide, 4 core single-wide, 4 core double-wide, 6 core double-wide, 8 core double-wide |
N/A | 2-core single-wide, 4-core single-wide, 4-core double-wide, 6-core double-wide, 8-core double-wide |
| Advanced Security | 4321 | 4331 | 4351 | 4431 | 4451 |
| Zone-based firewall and NAT services | |||||
| Hardware VPN acceleration (DES, 3DES, AES) |
|||||
| IPSEC VPN services | Group Encrypted Transport VPN (GET VPN), V3PN, MPLS VPN |
||||
| SSL VPN | |||||
| Intrusion prevention | |||||
| Network foundation protection | |||||
| Cisco Cloud Web Security | |||||
| Identity-based networking | |||||
| Cisco TrustSec |
|
||||
| Unified Communications | 4321 | 4331 | 4351 | 4431 | 4451 |
| Local conferencing | Yes | Yes | Yes | Yes | Yes |
| Digital signal processor support | PVDM4 | PVDM4 | PVDM4 | PVDM4 | PVDM4 |
| Cisco Unified Survivable Remote Site Telephony support |
Up to 50 | Up to 100 | Up to 750 | Up to 1200 | Up to 2000 |
| Cisco Unified Communications Manager Express support |
Up to 50 | Up to 100 | Up to 250 | Up to 350 | Up to 450 |
| Cisco Unity Express (NM, SM, or ISM) |
Use Cisco Unity Connection on UCSE | Use Cisco Unity Connection on UCSE | Use Cisco Unity Connection on UCSE | Use Cisco Unity Connection on UCSE | Use Cisco Unity Connection on UCSE |
| Cisco Unified Border Element (CUBE) (SIP/H.323 sessions) |
100 | 400 | 1000 | 3000 | 6000 |
| nano Cisco Unified Border Element (nanoCUBE) (sessions) |
N/A | N/A | N/A | N/A | N/A |
| Digital voice and video (T1/E1 channels) | Up to 240 | Up to 360 | Up to 720 | Up to 720 | Up to 1200 |
| Analog/BRI voice | Up to 8 ports (FXS, FXO, E/M, BRi) | Up to 12 ports (FXS, FXO, E/M, BRi) | Up to 20 ports (FXS, FXO, E/M, BRi) | Up to 12 ports (FXS, FXO, E/M, BRi) | Up to 20 ports (FXS, FXO, E/M, BRi) |
| Routing and Multicast | 4321 | 4331 | 4351 | 4431 | 4451 |
| IPv4 routing protocols | RIP v1/v2, EIGRP, OSPF, BGP, PBR, PfR | RIP v1/v2, EIGRP, OSPF, BGP, PBR, PfR | RIP v1/v2, EIGRP, OSPF, BGP, PBR, PfR | RIP v1/v2, EIGRP, OSPF, BGP, PBR, PfR | RIP v1/v2, EIGRP, OSPF, BGP, PBR, PfR |
| Multicast routing protocols | PIM-SM, mroute (static route), and MLD | PIM-SM, mroute (static route), and MLD | PIM-SM, mroute (static route), and MLD | PIM-SM, mroute (static route), and MLD | PIM-SM, mroute (static route), and MLD |
| IPv6 routing protocols | EIGRP, RIP, OSPFv3, IS-IS, BGP and PBR |
EIGRP, RIP, OSPFv3, IS-IS, BGP and PBR |
EIGRP, RIP, OSPFv3, IS-IS, BGP and PBR |
EIGRP, RIP, OSPFv3, IS-IS, BGP and PBR |
EIGRP, RIP, OSPFv3, IS-IS, BGP and PBR |
| Wireless LAN | 4321 | 4331 | 4351 | 4431 | 4451 |
| Integrated 802.11 b/g/n access point | N/A | N/A | N/A | N/A | N/A |
| Integrated 802.11 a/b/g/n access point | N/A | N/A | N/A | N/A | N/A |
| Unified and autonomous mode | N/A | N/A | N/A | N/A | N/A |
| RP-TNC connectors for field-replaceable optional high-gain antennas |
N/A | N/A | N/A | N/A | N/A |
| Diversity (dual antennas) | N/A | N/A | N/A | N/A | N/A |
| Wireless LAN controller module | Available on UCS E-Series | Available on UCS E-Series | Available on UCS E-Series | Available on UCS E-Series | Available on UCS E-Series |
| Wireless WAN | 4321 | 4331 | 4351 | 4431 | 4451 |
| 3G /4G LTE cellular | |||||
| Outdoor antennas | N/A | N/A | N/A | N/A | N/A |
| Integrated Switching | 4321 | 4331 | 4351 | 4431 | 4451 |
| Maximum switched Ethernet ports | N/A | 24 | 48 | N/A | 48 |
| Maximum switched Ethernet LAN ports with PoE | N/A | 24 | 48 | N/A | 48 |
| PoE support (wattage) without PoE boost |
120 W | 250 W | 500 W | 250 W (with optional power supply redundancy) |
500 W (with optional power supply redundancy) |
| PoE support (wattage) with PoE boost |
260 W | 530 W | 990 W | 500 W (no power supply redundancy) |
950 W (no power supply redundancy) |
| EtherSwitch Service Module type (width) | N/A | 1 single | 2 single or 1 double | N/A | 2 single or 1 double |
| Application Services | 4321 | 4331 | 4351 | 4431 | 4451 |
| Intelligent Path Control | PfR | PfR | PfR | PfR | PfR |
| Network Contention Control | QoS, HQoS | QoS, HQoS | QoS, HQoS | QoS, HQoS | QoS, HQoS |
| Application Visibility | NBAR v2 | NBAR v2 | NBAR v2 | NBAR v2 | NBAR v2 |
| WAN Optimization | ISR-WAAS | ISR-WAAS, vWAAS on UCS E-Series |
ISR-WAAS, vWAAS on UCS E-Series |
ISR-WAAS | ISR-WAAS, vWAAS on UCS E-Series |
| Akamai Connect | No | Yes | Yes | Yes | Yes |
| Cisco Application Centric Infrastructure | |||||
