The Cisco 881 Ethernet Security Router with 802.11n (model number CISCO881W-GN-A-K9) is a networking device that is designed to provide a secure and reliable connection to the Internet for small businesses and home offices. It is a wired router, meaning it connects to your devices using Ethernet cables, and it also has built-in WiFi capabilities, allowing it to act as a wireless access point for your devices.
The router has a number of features that are designed to enhance security and performance. It has a built-in firewall that helps to protect your network from external threats, and it also supports VPN (Virtual Private Network) connections, which allow you to securely access your network from remote locations. In addition, the router has Quality of Service (QoS) features that help to prioritize traffic and ensure that important applications and services receive the bandwidth they need.
The Cisco 881 also has a number of connectivity options, including support for both DSL and cable Internet connections. It has four Ethernet ports, which allow you to connect wired devices such as computers and printers, and it also has a built-in modem for connecting to the Internet. The router is capable of supporting speeds of up to 300 Mbps over WiFi and 100 Mbps over Ethernet, making it suitable for a wide range of Internet speeds and applications.
The Cisco 881 Ethernet Security Router with 802.11n is designed to work with a wide range of devices and operating systems. It is compatible with both DSL and cable Internet connections, and it has four Ethernet ports for connecting wired devices such as computers and printers.
In terms of wireless compatibility, the router supports the 802.11n WiFi standard, which is backwards compatible with previous WiFi standards such as 802.11b and 802.11g. This means that the router should be able to connect to and communicate with devices that use these older standards, although the connection may be slower. The router also supports WPA and WPA2 security protocols, which are widely used to secure WiFi networks.
In terms of operating system compatibility, the Cisco 881 should work with any device or operating system that is capable of connecting to a WiFi network or Ethernet network. This includes computers running Windows, MacOS, Linux, and other operating systems, as well as smartphones, tablets, and other devices.
Managing and Monitoring
The Cisco 881W is a security router that is designed to provide secure wireless and wired connectivity to small and medium-sized businesses. It features a built-in wireless access point that supports the latest Wi-Fi standards, as well as four Fast Ethernet ports for connecting wired devices. In terms of security, the Cisco 881W includes a range of features such as VPN support, firewall, intrusion prevention, content filtering, and more.
Managing and monitoring the Cisco 881W is an essential part of maintaining the security and performance of the device. Here are some key details about managing and monitoring this router:
- Device management: The Cisco 881W can be managed through a variety of interfaces, including a web-based GUI, command-line interface (CLI), and Simple Network Management Protocol (SNMP). The GUI provides an easy-to-use interface for configuring and monitoring the router, while the CLI provides more advanced configuration options for experienced users. SNMP allows for remote monitoring and management of the router, making it easier to keep track of its status and performance.
- Firmware updates: It's important to keep the firmware of the Cisco 881W up to date to ensure that the router is running smoothly and securely. Firmware updates can be downloaded from the Cisco website and installed on the router using the GUI or CLI.
- Security monitoring: The Cisco 881W includes a range of security features that can help protect your network from threats. It's important to monitor these features regularly to ensure that they are working properly and to identify any potential security issues. This can include checking firewall logs, reviewing intrusion prevention system (IPS) alerts, and monitoring VPN connections.
- Performance monitoring: Monitoring the performance of the Cisco 881W can help you identify and resolve issues before they become a problem. This can include monitoring network traffic, checking CPU and memory usage, and reviewing system logs for errors or warnings.
General Information about this Cisco CISCO881W-GN-A-K9
- Manufacturer: Cisco
- Model Number or SKU# CISCO881W-GN-A-K9
- Product Series 800
- Product Model 881
- Product Name 881 Integrated Services Router
- Product Type Wireless Router
Interfaces/Ports of Cisco 4 Ports Router
- Fast Ethernet Port Yes
- Number of Network (RJ-45) Ports 4
- USB Yes
- Management Port Yes
- Number of Broadband (RJ-45) Ports 1
Wireless Specifications for Integrated Services Security Router
- Wireless LAN Standard IEEE 802.11n
- ISM Band Yes
- ISM Maximum Frequency 2.40 GHz
- Antenna Gain 2 dBi
- Antenna Type Omni-directional
- Wireless Transmission Speed 54 Mbit/s
- Wireless Security:
Management and Protocols for Ethernet Router
- Security Features:
- AES 128,192 and 256
- NAT support, VPN support
- load balancing, VLAN support
- auto-uplink (auto MDI/MDI-X)
- IGMP snooping, traffic shaping
- Stateful Packet Inspection (SPI)
- content filtering, DiffServ support
- MAC address filtering, IPv6 support
- High Availability, Intrusion Prevention System (IPS)
- URL filtering, Stateful Failover
- Class-Based Weighted Fair Queuing (CBWFQ)
- Weighted Fair Queuing (WFQ), MIMO technology
- Spanning Tree Protocol (STP) support
- Wi-Fi Multimedia (WMM) support
- Access Control List (ACL) support
- Quality of Service (QoS), Link Fragmentation and Interleaving (LFI)
- Dynamic Multipoint VPN (DMVPN)
- WAN failover, DHCP server, Virtual Route Forwarding-Lite (VRF-Lite)
- DNS proxy, Bidirectional Forwarding Detection (BFD)
- Fast Ethernet
- Multimode VDSL2 and ADSl2/2+ over ISDN with ISDN backup
- Multimode VDSL2 and ADSl2/2+ over basic telephone service
- ADSL2/2+ over ISDN with ISDN backup
- ADSL2/2+ over basic telephone service with ISDN backup
- VDSL2 over basic telephone service with ISDN backup
- Multimode G.SHDSL (2- and 4-wire support) with ISDN backup
- Fast Ethernet and 3G WAN for Code Division Multiple Access (CDMA) and high-speed downlink packet access (HSDPA)
- Product power specifications:
- AC input voltage: 100 to 240 VAC
- Frequency: 50 to 60 Hz
- Maximum output power: 60W
- Output voltages: 12 VDC
- Optional internal PoE with external adapter:
- Maximum output power: 80W
- External output voltage: 48 VDC
Approvals and compliance
- 47 CFR Part 15: 2006
- CISPR22: 2005
- EN300386: V1.3.3: 2005
- EN55022: 2006
- EN61000-3-2: 2000 [Inc amd 1 and 2]
- EN61000-3-3: 1995 [+ amd 1: 2001]
- ICES-003 Issue 4: 2004
- KN 22: 2005
- VCCI: V-3/2006.04
- CISPR24: 1997 [+ amd 1 and 2]
- EN300386: V1.3.3: 2005
- EN50082-1: 1992
- EN50082-1: 1997
- EN55024: 1998 [+ amd 1 and 2]
- EN61000-6-1: 2001
The following are supported on teleworker models:
- AS/NRZ 3548: 1992 Class B
- CFR 47 Part 15 Class B
- EN60555-2 Class B
- EN55022 Class B
- ICES-003, Issue 2, Class B, April 1997S
Environmental operating range
- Nonoperating temperature: -4 to 149°F (-20 to 65°C)
- Nonoperating humidity: 5 to 95% relative humidity (noncondensing)
- Nonoperating altitude: 0 to 15,000 ft (0 to 4570m)
- Operating temperature
- At sea level: 32 to 104°F (0 to 40°C)
- Up 10,000 ft: 32 to 77°F (0 to 25°C)
- Derating 2.7°F/10,000 ft (1.5°C/1,000 ft)
- Operating humidity: 10 to 85% relative humidity (noncondensing)
- Operating altitude: 0 to 10,000 ft (0 to 3000m)
Dimension and Weight
- Height 1.7 inch
- Width 12.8 inch
- Depth 10.4 inch
- Weight 5.51 Lbs
Routers lead the line as the first line of network security in homes and offices. It prevents intrusion into a network while creating a firewall to provide the highest level of security on several network types. They are the best ways of keeping computer systems, network systems, and information contained in them safe from intrusion.
A router is designed to be more capable than several other network devices such as hubs or switches that can only carry out basic network functions. For instance, a hub only transfers data between network devices without analyzing or doing anything with those data. On the other hand, routers are able to analyze data sent between network devices. They can change the packaging of such data and send it over to a different network.
Routers are the perfect devices to share an internet connection between multiple computers in home networks. A router typically connects to the modem using a network cable. Router networking occurs via a WAN port or the internet. There are also wireless routers that connect to devices using different wireless standards.
The hardware inside these routers allows them to cope with several network use at the same time. Many of these routers come with dual-core and quad-core processors. These processor options allow them to handle lots of data more effectively. Users can use their Wi-Fi routers for activities such as video streaming, online gaming, data backups, and more. Even while carrying out those operations, the routers perform at the highest levels.
Users will get routers that broadcast wireless signals over two frequencies (for dual-band) or more (for tri-band and others). These routers run at frequencies that can cover a wide expanse of area. They are not congested and are perfect for office buildings, homes, and large enterprises. Clients will find routers that emit their signals between 2.4 GHz and 5GHz.
Built-in Security Features
These router networking devices also come with security features such as device quarantine, firmware updates, automatic updates, and more. The features allow them to provide network-level protection against attacks. With these features, cybercriminals will be unable to infiltrate home networks.
Types of Routers
There are several types of routers that users can benefit from. Some of them include:
- Core Routers. These are the types used by Internet Service Providers. They are the fastest and most powerful types. They sit at the center of the internet and forward data through the main fiber Optics.
- Wireless Routers. These work in a similar manner as a home or business LAN. However, they give room for better mobility for laptops, tablets, and other portable devices. These types offer transmission over short distances.
- Enterprise Routers. These are the types employed by large companies. Organizations use enterprise routers to connect their networks to these core routers.
- Branch Routers. These types connect an enterprise's remote offices to its Wide Area Network (WAN). They come with improved features such as wireless LAN management, time-division multiplexing, WAN acceleration, and more.
- Edge Routers. These are the most commonly used types in homes and small businesses. They are low-capacity devices that connect to the public internet or private WAN, or external LAN.
- Logical Routers. They function similarly to hardware to create several network routes.
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