Description
Management of Network Bandwidth
The Cisco 800M Series 8 Ports Router (C841M-8X/K9) provides several methods for managing network bandwidth. Some of the key ways to manage bandwidth on this router include:
- Quality of Service (QoS): QoS allows the router to prioritize different types of traffic, ensuring that critical applications and services receive the necessary bandwidth. This can be done through the use of traffic shaping, prioritization, and congestion management techniques.
- Link Aggregation: Link aggregation allows multiple physical links to be bundled together to create a single, logical link. This increases the available bandwidth and improves network reliability.
- Traffic Policing and Shaping: Traffic policing and shaping allows the router to limit the amount of bandwidth that can be used by specific types of traffic. This can be used to prevent certain types of traffic from consuming too much bandwidth and impacting the performance of other applications and services.
- Access Control Lists (ACLs): ACLs can be used to limit the amount of traffic that is allowed to pass through the router. This can be used to prevent certain types of traffic from consuming too much bandwidth or to block unwanted traffic.
- Rate Limiting: Rate limiting allows the router to limit the amount of bandwidth that can be used by specific types of traffic. This can be used to prevent certain types of traffic from consuming too much bandwidth and impacting the performance of other applications and services.
These features can be configured on the router to manage and allocate bandwidth according to the organization needs.
Routing Protocols and Configuration
The Cisco 800M Series 8 Ports Router (C841M-8X/K9) supports several routing protocols and can be configured to use them depending on the network’s needs. Some of the most commonly used routing protocols on this router include:
- Routing Information Protocol (RIP): A distance-vector routing protocol that uses hop count as a metric to determine the best path to a destination.
- Open Shortest Path First (OSPF): A link-state routing protocol that uses a cost metric to determine the best path to a destination.
- Border Gateway Protocol (BGP): A path-vector routing protocol that is commonly used in large enterprise networks and service provider networks.
- Enhanced Interior Gateway Routing Protocol (EIGRP): A Cisco proprietary routing protocol that is based on the Interior Gateway Routing Protocol (IGRP) and uses a composite metric to determine the best path to a destination.
Each of these routing protocols has its own advantages and disadvantages, and the specific configuration will depend on the network’s needs.
To configure the routing protocols on the Cisco 800M Series 8 Ports Router (C841M-8X/K9), you will need to access the router’s command-line interface (CLI) using a terminal program like Telnet or SSH. Once you are logged in, you can use the appropriate commands to configure the routing protocol of your choice.
It is also important to consider the security aspect of the routing protocols configuration, as some of them may be more susceptible to attacks than others.
It’s recommended to consult Cisco’s documentation for specific instructions on configuring routing protocols on the C841M-8X/K9 router, and also to consult with a network administrator or Cisco certified professional for assistance with configuring the router in a production environment.
Quality of Service (QoS) Capabilities
The Cisco 800M Series 8 Ports Router (C841M-8X/K9) has several Quality of Service (QoS) capabilities that allow it to prioritize different types of traffic, ensuring that critical applications and services receive the necessary bandwidth. Some of the key QoS features supported by this router include:
- Class-Based Weighted Fair Queuing (CBWFQ): This feature allows the router to allocate bandwidth to different types of traffic based on predefined classes. Traffic is classified into different queues, and each queue is allocated a specific amount of bandwidth.
- Low Latency Queuing (LLQ): This feature is used to provide priority to specific types of traffic, such as voice and video, which require low latency to function properly.
- Traffic Shaping: This feature allows the router to limit the amount of bandwidth that can be used by specific types of traffic. This can be used to prevent certain types of traffic from consuming too much bandwidth and impacting the performance of other applications and services.
- Priority Queuing: This feature allows the router to assign a priority to different types of traffic, ensuring that critical traffic is transmitted first.
- Random Early Detection (RED): This feature is used to manage network congestion by randomly dropping packets before the queue becomes full.
- Weighted Random Early Detection (WRED): This feature is similar to RED but it uses different drop probability for different IP precedence values.
The specific configuration and implementation of these features will depend on the specific needs of the network and the devices connected to it. It is recommended to consult Cisco’s documentation for specific instructions on configuring QoS on the C841M-8X/K9 router, and also to consult with a network administrator or Cisco certified professional for assistance with configuring QoS in a production environment.
Main Information about this Cisco C841M-8X/K9
- Manufacturer: Cisco
- Model Number or SKU# C841M-8X/K9
- Product Series: 800
- Product Type: Rack Mountable Router
Technical Information for 8 Ports Router
- Enclosure Type Desktop, Rack-Mountable, Wall-Mountable -Modular
- Total Number of Ports: 8 Ports
- Connectivity Technology Wired
- Data Link Protocol Gigabit Ethernet, PPP
- Capacity Virtual interfaces (VLANs) per port for 802.1q: 16
- Network / Transport Protocol L2TP, RSVP, PPPoE, FTP, DHCP, DNS, L2TPv3, RTP
- Routing Protocol OSPF, RIP-1, RIP-2, BGP, EIGRP, HSRP, VRRP, NHRP, IGMPv3, GRE, policy-based routing (PBR), WCCP, Bidirectional Forwarding Detection (BFD)
- Remote Management Protocol HTTP, HTTPS
- Encryption Algorithm DES, Triple DES, IKE, PKI, 128-bit AES, 192-bit AES, 256-bit AES, IKEv2
- Features DiffServ support, MAC address filtering, IPv6 support, HTTPS proxy, Low-latency queuing (LLQ), Class-Based Weighted Fair Queuing (CBWFQ), Weighted Fair Queuing (WFQ), Quality of Service (QoS), Link Fragmentation and Interleaving (LFI), Dynamic Multipoint VPN (DMVPN), FTP proxy, HTTP proxy, Bidirectional Forwarding Detection (BFD), IPv4 support, Virtual Routing and Forwarding (VRF), Class of Service (CoS), Flexible NetFlow (FNF), DiffServ Code Point (DSCP) support, Time-controlled ACLs support, Storm Control
- Compliant Standards IEEE 802.1D, IEEE 802.1Q, IEEE 802.1x, EN55024, EN55022 Class B, EMC, FCC CFR47 Part 15, UL 60950-1, VCCI Class B, EN 300 386 V1.6.1, IEC 60950-1:2005 Second Edition, EN 301 489-7, EN 301 489-1, FCC CFR47 Part 22, FCC CFR47 Part 24, EN60950-1:2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013, EN61000-3-2, EN 301 489-24, EN 301 908-1, EN 301 908-2, EN 301 511
- RAM 1 GB (installed) / 1 GB (max)
- Flash Memory 2 GB (installed) / 2 GB (max)
- Status Indicators System, WAN, LAN, VPN
Expansion / Connectivity for Desktop Router
- Interfaces Serial: 1 x console
- LAN: 8 x 10Base-T/100Base-TX/1000Base-T – RJ-45
- WAN: 1 x 10Base-T/100Base-TX/1000Base-T – RJ-45
- USB: 1 x 4 pin USB Type A
- Expansion Slots 2 (total) / 2 (free) x WIM
Power
- Power Device External power adapter
- Voltage Required AC 120/230 V (50 – 60 Hz)
- Software / System Requirements
- OS Provided Cisco IOS
Dimensions & Weight of Rack Mountable Router
- Width 13.5 Inch
- Depth 6.9 Inch
- Height 1.7 Inch
- Weight 3.75 lbs
