Cisco C881G-S-K9 Wireless Integrated Services Router with 4 Ports

Overview of Cisco 881G Wireless Integrated Service Router

Manufacturer Details

• Brand: Cisco
• Model Number: C881G-S-K9

Product Series and Type

• Series: 880
• Model: 881G
• Product Name: 881G Wireless Integrated Service Router
• Type: Wireless Integrated Services Router

Technical Specifications

Transmission and Connectivity

• Broadband Transmission Technology: Cellular
• ISM Band: Not Supported
• UNII Band: Not Supported
• Cellular Generation: 3G
• Supported Cellular Networks:
  • CDMA 1900
  • CDMA 800
  • CDMA2000 1xEV
• Cellular Data Connectivity: EVDO
• Total Number of Antennas: 2
• Antenna Type: Dipole
• Features:
  • Quality of Service (QoS)
  • MIMO Technology

Interface and Ports

• Ethernet Port: Yes
• Fast Ethernet Port: Yes
• Gigabit Ethernet Port: No
• Number of RJ-45 Ports: 4
• Network RJ-11 Port: No
• VGA Port: No
• Serial Port: No
• USB Port: No
• Powerline Port: No
• PoE (RJ-45) Port: No
• Management Port: No
• Number of Broadband RJ-45 Ports: 1

Expansion Capabilities

Expansion Slots

• Slot Type: 1 x ExpressCard

Network & Communication Technologies

• Ethernet Technology: Fast Ethernet

Management and Protocols

Management Options

• Cisco Configuration Professional
• CLI (Command Line Interface)
• DHCP
• VLAN
• Web-based Management
• Telnet
• Cisco IOS Embedded Event Manager
• MIB (Management Information Base)
• SNMP v3 (Simple Network Management Protocol)
• CiscoWorks

Security Features

• L2TPv3 (Layer 2 Tunneling Protocol version 3)
• Zone-based Policy Firewall
• ACL (Access Control List)
• DNS Proxy
• DNS Spoofing Prevention
• MAC Filtering
• RADIUS (Remote Authentication Dial-In User Service)
• TACACS+ (Terminal Access Controller Access-Control System Plus)
• SSH (Secure Shell)
• DES (Data Encryption Standard)
• 3DES (Triple DES)
• 128/192/256 bit AES (Advanced Encryption Standard)
• SSL (Secure Sockets Layer)
• PKI (Public Key Infrastructure)
• Cisco Security Manager
• IPSec Stateful Failover
• Content Filtering
• Flexible Packet Matching
• IPS (Intrusion Prevention System)

Power and Certifications

Power Description

• Input Voltage: 12 V DC
• Power Source: AC Adapter

Certifications and Standards

• IEEE 802.3
• IEEE 802.3u
• 47 CFR Part 15: 2006
• CISPR22: 2005
• EN300386: V1.3.3: 2005
• EN55022: 2006
• EN61000-3-2: 2000 [Inc and 1 and 2]
• EN61000-3-3: 1995 [+ amd 1: 2001]
• ICES-003 Issue 4: 2004
• KN 22: 2005
• VCCI: V-3/2006.04

Immunity Standards

• CISPR24: 1997 [+ and 1 and 2]
• EN300386: V1.3.3: 2005
• EN50082-1: 1992
• EN50082-1: 1997
• EN55024: 1998 [+ amd 1 and 2]
• EN61000-6-1: 2001

Ports

The Cisco C881G-S-K9 Wireless Integrated Services Router is equipped with a total of 4 ports, making it a highly versatile and efficient networking solution. These ports play a crucial role in connecting various devices and enabling seamless communication within a network.

Enhanced Connectivity

With 4 ports, the Cisco C881G-S-K9 offers enhanced connectivity options for users. Each port can be used to connect different devices such as computers, printers, servers, and switches, allowing for efficient data transfer and communication. The availability of multiple ports ensures that users can connect multiple devices simultaneously without the need for additional networking equipment.

Flexibility in Network Design

The 4 ports on the Cisco C881G-S-K9 router provide flexibility in network design. Users can create a more organized and structured network by assigning specific ports to different devices or departments. This allows for better management and control over network traffic, ensuring optimal performance and reducing the chances of congestion.

Improved Network Performance

Having 4 ports on the Cisco C881G-S-K9 router significantly improves network performance. Each port provides a dedicated pathway for data transmission, which helps to alleviate network congestion and ensures faster and more reliable data transfer. This is especially beneficial in high-demand environments where multiple devices are constantly accessing the network simultaneously.

Increased Bandwidth

The availability of 4 ports on the Cisco C881G-S-K9 router increases the overall bandwidth capacity of the network. Each port can handle a certain amount of data traffic, and with multiple ports, the router can support higher data transfer rates. This is particularly advantageous for businesses or organizations that require fast and uninterrupted internet connectivity for their day-to-day operations.

Redundancy and Failover Protection

Another significant benefit of having 4 ports is the ability to configure redundancy and failover protection. By connecting multiple devices to different ports, users can set up redundant connections, ensuring that if one port or device fails, the network traffic can seamlessly switch to an alternate path. This helps to minimize downtime and ensures uninterrupted network connectivity.

Support for Multiple Network Segments

The Cisco C881G-S-K9 router's 4 ports also enable the creation of multiple network segments. This feature is particularly useful for businesses or organizations that need to segregate their network traffic for security or performance reasons. By connecting devices to different ports, users can create separate network segments, allowing for better control over access and improved network security.

Scalability

The 4 ports on the Cisco C881G-S-K9 router offer scalability options for future network expansion. As businesses grow and their networking requirements increase, having additional ports available allows for easy integration of new devices or expansion of the existing network infrastructure. This scalability ensures that the router can accommodate evolving needs without requiring a complete overhaul of the entire network setup.

Cost-Effectiveness

The presence of 4 ports on the Cisco C881G-S-K9 router also contributes to cost-effectiveness. By providing multiple connectivity options within a single device, users can save on additional networking equipment costs. There is no need to invest in separate switches or routers to connect all the devices in a network. This not only reduces upfront costs but also simplifies network management and reduces maintenance overhead.

In conclusion, the Cisco C881G-S-K9 Wireless Integrated Services Router's 4 ports offer numerous benefits and importance to users. Enhanced connectivity, flexibility in network design, improved network performance, increased bandwidth, redundancy, failover protection, support for multiple network segments, scalability, and cost-effectiveness are some of the key advantages of this feature. Whether it is for small businesses, enterprises, or organizations with high-demand networking requirements, the 4 ports on this router provide the necessary connectivity and versatility to meet their networking needs effectively.