C931-4P - Cisco 931 Gigabit Ethernet security router with internal power supply
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C931-4P
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C931-4P Overview
Cisco 931 Gigabit Ethernet security router with internal power supply C931-4P
Overview
C931-4P Overview
Cisco C931-4P, Managed
C931-4P is the Cisco 931 Gigabit Ethernet security router with internal power supply. Cisco 900 Series ISRs deliver integrated security and threat defense, protecting networks from both known and new Internet vulnerabilities and attacks. These powerful, fixed-configuration routers provide secure broadband and Metro Ethernet connectivity. Service providers offering managed Ethernet WAN services can deploy them in customer locations as CPE. Centralized and remote management capabilities are available through web-based tools and Cisco IOS® Software for full visibility and control of network configurations at the remote site. The 900 Series ISRs simplify the deployment of Ethernet WAN services, with end-to-end Operations, Administration, and Maintenance (OA&M), Service-Level Agreement (SLA) monitoring and verification, and configuration management. This series ISRs come with a 4-port managed switch, providing LAN ports to connect multiple devices.
Quick Spec
SKU | C931-4P |
WAN interfaces | 2 ports Gigabit Ethernet (GE) |
LAN interfaces | 4-port GE managed switch |
Maximum crypto throughput (bit-rate policed) | 250 Mbps |
Integrated USB 2.0 | Yes |
Default and maximum DRAM | Default 1 GB |
Default and maximum flash memory | 2 GB; not upgradable |
Dimensions (H x W x D) | 1.70 x 9.0 x 9.5 in. (4.32 x 22.86 x 24.13 cm) (includes rubber feet) |
Product Details
Figure 1 shows the front panel of C931-4P.
Note:
① | #6-32 Ground screw | ⑦ | GE LAN port |
② | Power button | ⑧ | GE LAN port |
③ | Reset button | ⑨ | GE LAN port |
④ | Console Port | ⑩ | GE WAN port |
⑤ | USB2.0 port | ⑪ | GE WAN port |
⑥ | GE LAN port | ⑫ | VPN LED |
The Options
Model | Description |
CAB-C13-ACB | AC Power Cord (Brazil), C13, NBR 14136, 2.1M |
CAB-ACE= | AC Power Cord (Europe), C13, CEE 7, 1.5M |
CAB-ACC | Power Cord - China |
CAB-IND | AC Power Cord (India) |
CAB-AC= | AC Power Cord (North America), C13, NEMA 5-15P, 2.1m |
CAB-ACI= | AC Power Cord (Italy), C13, CEI 23-16, 2.5m |
PWR-CORD-KOR-B | Power Cord for South Korea 2m 10A |
CAB-JPN | AC Power Cord (Japan), C13, JIS C 8303, 2.5m |
CAB-C13-C14-2M-JP | Power Cord C13-C14, 2M/6.5ft Japan PSE mark |
CAB-ACTW | AC Power Cord (Taiwan), C13, EL 302, 2.3M |
CAB-3P-JPN | AC Power Cord (Japan), C13, 3 Prong Plug, 2.3M |
CAB-ACA | AC Power Cord (Australia), C13, AS 3112, 2.5m |
PWR-CORD-ZAF-D | Power Cord South Africa |
CAB-CONSOLE-RJ45 | Console Cable 6ft with RJ45 and DB9F |
CAB-CONAUX | Straight serial cable - RJ45 to DB25 male |
CAB-ETH-S-RJ45 | Yellow Cable for Ethernet, Straight-through, RJ-45, 6 feet |
Compare to Similar Item
Model | WAN interfaces | LAN interfaces | Integrated USB 2.0 | Maximum crypto throughput (bit-rate policed) |
C921-4P | 2 ports Gigabit Ethernet (GE) | 4-port GE managed switch | Yes | 150 Mbps |
C931-4P | 2 ports GE | 4-port GE managed switch | Yes | 250 Mbps |
C927-4P | 1 port GE and 1 VADSL (Annex A) | 4-port GE managed switch | Yes | 150 Mbps |
C926-4P | 1 port GE and 1 VADSL (Annex B/J) | 4-port GE managed switch | Yes | 150 Mbps |
C927-4PM | 1 port GE and 1 VADSL (Annex M) | 4-port GE managed switch | Yes | 150 Mbps |
4-port GE managed switch, 1.2kg
- Managed Telnet, Simple Network Management Protocol Version 3 (SNMPv3), Secure Shell (SSH) Protocol, CommandLine Interface (CLI), and HTTP management
- Quality of Service (QoS) support
- Basic switching RJ-45 Ethernet ports quantity: 4
- Access Control List (ACL)
- Power supply included
Summary Description
Cisco C931-4P, Managed
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Specification
C931-4P Specification
C931-4P Specification | |
WAN interfaces | 2 ports Gigabit Ethernet (GE) |
LAN interfaces | 4-port GE managed switch |
Integrated USB 2.0 | Yes |
Maximum crypto throughput (bit-rate policed) | 250 Mbps |
Cisco IOS Software | |
IP and IP services | ● Routing Information Protocol Versions 1 and 2 (RIPv1 and RIPv2) ● Generic Routing Encapsulation (GRE) and Multipoint GRE (MGRE) ● Cisco Express Forwarding ● Standard 802.1d Spanning Tree Protocol ● Layer 2 Tunneling Protocol (L2TP) ● L2TP Version 3 (L2TPv3) ● Network Address Translation (NAT) ● Dynamic Host Configuration Protocol (DHCP) server, relay, and client ● Dynamic DNS ● DNS Proxy ● DNS Spoofing ● Access Control Lists (ACLs) ● IPv4 and IPv6 multicast ● Open Shortest Path First (OSPF) ● Border Gateway Protocol (BGP) ● Performance Routing (PfR) ● Enhanced Interior Gateway Routing Protocol (EIGRP) ● Virtual Route Forwarding (VRF) Lite ● Next Hop Resolution Protocol (NHRP) ● Bidirectional Forwarding Detection (BFD) ● Web Cache Communication Protocol (WCCP) |
xDSL | ● True Multimode VDSL2 and ADSL2+ over Annex A, B, J, and M, including traditional G.DMT and T1.413 ● World-class interoperability with industry-standard DSL Access Multiplexer (DSLAM) chipsets ● Highest field reliability with Impulse Noise Protection (INP) over Repetitive Electrical Impulse Noise (REIN) and single isolated impulse noise (SHINE), extended INP delay, G.INP, physical layer retransmission, Seamless Rate Adaptation (SRA), and Bitswap ● VDSL2 Persistent Storage Device (PSD) profiles up to 17a/b with support for spectral shaping ● VDSL2 vectoring to offer blazing fiber speeds over copper ● Remote management with TR069 and CWMP ● Investment protection with Gigabit Ethernet |
Switch features | ● Auto Media Device In/Media Device Cross Over (MDI-MDX) ● 25 802.1Q VLANs ● MAC filtering ● Switched Port Analyzer (SPAN) ● Storm control ● Smart ports ● Secure MAC address ● Internet Group Management Protocol Version 3 (IGMPv3) snooping ● 802.1X |
Security features | Secure connectivity: ● Secure Sockets Layer (SSL) VPN for secure remote access ● Hardware-accelerated DES, 3DES, AES 128, AES 192, and AES 256 ● Public-Key-Infrastructure (PKI) support ● 50 IPsec tunnels ● Cisco Easy VPN client and server ● NAT transparency ● Dynamic Multipoint VPN (DMVPN) ● Tunnel-less Group Encrypted Transport VPN (GET VPN) ● VRF-aware IPsec ● IPsec over IPv6 ● Adaptive control technology ● Session Initiation Protocol (SIP) application-layer gateway ● Cisco IOS Firewall: ◦ Zone-based policy firewall ◦ VRF-aware stateful inspection routing firewall ◦ Stateful inspection transparent firewall ● Advanced application inspection and control ● HTTPS, FTP, and Telnet Authentication Proxy ● Dynamic and static port security ● Firewall stateful failover ● VRF-aware firewall ● Cisco IOS Software black and white lists ● Integrated threat control: ◦ Intrusion Prevention System (IPS) ● Control plane policing ● Flexible packet matching ● Network foundation protection |
Quality of Service (QoS) | ● Low-Latency Queuing (LLQ) ● Weighted Fair Queuing (WFQ) ● Class-Based WFQ (CBWFQ) ● Class-Based Traffic Shaping (CBTS) ● Class-Based Traffic Policing (CBTP) ● Policy-Based Routing (PBR) ● Class-Based QoS MIB ● Class of Service (CoS)-to-Differentiated Services Code Point (DSCP) mapping ● Class-Based Weighted Random Early Detection (CBWRED) ● Network-Based Application Recognition (NBAR) ● Link Fragmentation and Interleaving (LFI) ● Resource Reservation Protocol (RSVP) ● Real-Time Transport Protocol (RTP) header compression (cRTP) ● Differentiated Services (DiffServ) ● QoS preclassify and prefragmentation ● Hierarchical QoS (HQoS) |
Management | ● Cisco Configuration Professional ● Cisco Configuration Express ● Cisco Configuration Engine support ● Cisco AutoInstall ● Cisco IP Service-Level Agreement (IP SLA) ● Cisco IOS Embedded Event Manager (EEM) ● CiscoWorks ● Cisco Security Manager ● Telnet, Simple Network Management Protocol Version 3 (SNMPv3), Secure Shell (SSH) Protocol, Command-Line Interface (CLI), and HTTP management ● RADIUS and TACACS+ ● Cisco Next Generation Plug-and-Play (NG PnP) Protocol |
High availability | ● Virtual Router Redundancy Protocol (VRRP) (RFC 2338) ● HSRP ● MHSRP |
Metro Ethernet | ● Ethernet OA&M ● Ethernet Local Management Interface (E-LMI) ● IP SLA for Ethernet |
IPv6 | ● IPv6 addressing architecture ● IPv6 name resolution ● IPv6 statistics ● IPv6 translation: Transport packets between IPv6-only and IPv4-only endpoints (NAT-Protocol Translation) ● Internet Control Message Protocol Version 6 (ICMPv6) ● IPv6 DHCP ● OSPFv3 ● BGP4+ ● IPv6 Path Maximum Transmission Unit (PMTU) ● IPv6 neighbor discovery ● IPv6 stateless address autoconfiguration (SLAAC) ● IPv6 multicast routing |
Application visibility and control | ● NBAR2 ● Flexible NetFlow (FNF) ● Performance Agent |
Number of recommended users | ● 50 |
Default and maximum DRAM | ● Default 1 GB |
Default and maximum flash memory | ● 2 GB on all Cisco 900 Series ISR models; not upgradable |
WAN | ● Refer to Table 2 for details |
LAN switch | ● Refer to Table 2 for details |
Separate console ports | ● RJ-45 |
USB 2.0 | ● One USB 2.0 Type A port |
Physical dimensions | H x W x D = 1.70 x 9.0 x 9.5 in. (4.32 x 22.86 x 24.13 cm) (includes rubber feet) |
Power supply | Power specifications: ● AC input voltage: Universal 100 to 240 VAC ● Frequency: 50 to 60 Hz ● Internal power supply (C921-4P and C931-4P only) |
Approvals and compliance | Safety: ● IEC 60950-1 ● UL 60950-1 ● CAN/CSA C22.2 No. 60950-1 ● EN 60950-1 ● AS/NZS 60950.1 ● Class I Equipment (C921-4P and C931-4P only) ● Class III Equipment (C927-4P, C927-4PM, and C926-4P only) Emissions: ● 47 CFR Part 15: 2006 ◦ CISPR22: Edition 6.0: 2008 ◦ CNS13438: 2006 ◦ EN 300 386 V1.6.1 ◦ EN 55032 ◦ EN61000-3-2: 2006 [+ amd 1 & 2] ◦ EN61000-3-3: 2008 ◦ ICES-003 Issue 5: 2012 ◦ KN 22: 2009 ● TCVN 7189: 2009 ● VCCI: V-3/2012.04 Immunity: ● CISPR24: 2010 [+ amd 1 & 2] ◦ EN300386: V1.6.1 ◦ EN55024: 2010 ◦ EN61000-6-1: 2007 ◦ KN24: 2011 ◦ TCVN 7317:2003 |
Environmental operating range | ● Nonoperating temperature: -40° to 158°F (-40° to 70°C) ● Nonoperating humidity: 5% to 95% relative humidity (noncondensing) ● Nonoperating altitude: 0 to 15,000 ft (0 to 4570 m) ● Operating temperature: 0° to 50°C (de-rate 1°C per 1000-ft increase in altitude) ● Operating humidity: 5% to 95% relative humidity (noncondensing) ● Operating altitude: 0 to 10,000 ft (0 to 3000 m) |
Resources
Frequently Asked Questions
What primary connectivity options are available on the Cisco C931-4P router? +
The Cisco C931-4P is a high-performance security router equipped with four integrated Gigabit Ethernet ports. These interfaces provide reliable, high-speed wired connectivity for small to medium branch office environments, ensuring efficient data throughput for local network devices and secure upstream WAN access.
Does the Cisco C931-4P include an external power adapter? +
No, the C931-4P is designed with an internal power supply, which helps streamline your rack or desktop deployment. By eliminating the need for an external power brick, this design reduces cable clutter and improves the physical reliability and organization of your networking cabinet.
Is the C931-4P suitable for enterprise-level security deployments? +
Yes, this model is engineered as a dedicated security router. It excels in scenarios where robust traffic inspection and secure routing are required at the branch edge. Its architecture supports essential enterprise security protocols to protect network integrity against unauthorized access and common cyber threats.
Can I use the C931-4P for standard Gigabit throughput applications? +
Absolutely. The device is built for Gigabit Ethernet environments, making it an ideal choice for connecting high-bandwidth peripherals or uplink switches. Its architecture is optimized to handle modern traffic loads while maintaining stable performance levels suitable for professional enterprise networking demands.
What is the typical deployment scenario for the Cisco C931-4P? +
The C931-4P is specifically targeted at enterprise branch offices, retail locations, or smaller administrative sites that require a compact yet powerful routing solution. Its design favors businesses that need secure, persistent connectivity without the overhead of larger, modular enterprise routers.
How does the performance of the C931-4P compare to standard consumer-grade routers? +
Unlike consumer routers, the C931-4P is built for commercial reliability and consistent traffic management. It offers superior routing stability, advanced security feature sets, and a hardware build quality designed for continuous operation in business-critical environments where downtime is not an option.
Is the C931-4P compatible with existing Cisco management software? +
The C931-4P is designed to integrate seamlessly into standard Cisco networking ecosystems. It supports conventional administrative interfaces and management protocols, allowing IT teams to easily incorporate this device into their existing network monitoring and configuration workflows without needing specialized proprietary management tools.
What makes the C931-4P a reliable choice for long-term network infrastructure? +
The router’s robust internal power supply and dedicated hardware architecture ensure high uptime. Because it is engineered for the demanding needs of enterprise networking, the unit provides consistent performance under varied workloads, making it a dependable foundation for branch-level network stability and secure communication.
How can I obtain a bulk quote for multiple C931-4P units? +
For organizations requiring high-volume orders, BuyRouterSwitch.com makes the process simple. Reach out to our dedicated sales team through our online portal to request a custom quote tailored to your specific project needs. We provide competitive pricing structures for large-scale enterprise deployments and facilitate efficient procurement for your IT projects.
Why should I purchase my Cisco hardware from BuyRouterSwitch.com? +
Buying from BuyRouterSwitch.com ensures you receive authentic enterprise-grade networking equipment. We specialize in providing a secure and reliable ordering platform for IT professionals. Our team focuses on delivering high-quality Cisco solutions and efficient logistics to ensure your infrastructure projects stay on schedule and within budget.
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