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- redundant link and VLAN config
- I am configuring redundant link using port-channel on two cisco 2950 catalyst switches one at customer end and one at our network end, redundant link working ok. At customer end we configured port fa0/24 for switchport access vlan 525 (VLAN 525 is configured with IP address 202.170.38.21 at the...
- Tags: LANs, Network technology, NETWORKING, pboutu@..., redundant link, VLAN
- Discussion threads 2007-11-08
- Bridging loops and spanning tree: Troubleshooting in a Cisco switched environment
- Bridging loops and spanning tree difficulties can make network troubleshooting a real pain. With this in mind, Robert McIntire shows you how to deal with these issues.When it comes to network design, redundant links can provide a certain level of fault tolerance. If one link fails, it’s good to know...
- Tags: NETWORKING, Cisco Systems Inc., Robert McIntire, network, STP, redundant link
- Technical articles 2001-05-14
Additional Resources
- Complete Redundancy Detection in Firewalls
- Firewalls are safety-critical systems that secure most private networks. The function of a firewall is to examine each incoming and outgoing packet and decide whether to accept or to discard the packet. This decision is made according to a sequence of rules, where some rules may be redundant. Redundant rules...
- Tags: Rule, Firewalls, Network Security, Security, Networking
- White papers 2005-06-21
- Protection Networking of Ethernet PON FTTH Access Network
- Massive deployment of FTTH fiber network causes protection to FTTH network a crucial need. Most FTTH access networks are protected from failure by having redundant network equipments. These are not economical approaches, as the redundant systems are not efficiently utilized by the network. In this paper, the authors propose a...
- Tags: Protection, Ethernet, FTTH, Microsoft Access, Network, Universiti Putra Malaysia, Fiber Optics, Optical Networking, Broadband Internet, Networking, Telecommunications
- White papers 2007-01-11
- Portfast enabled on non-redundant connections to other switches
- I'm pretty new at this... but my understanding was that portfast shouldn't ever be enabled on any port other than those connected to a host. We have a vendor who placed the following in our documentation for a new building: "Portfast should be enabled on non-redundant connections to other...
- Tags: ASullivan@..., PortFast
- Discussion threads 2007-09-28
- Mutiple redundant wireless links
- My Manager has given me a case study where i have to find an answer for it with some evidance.the case is that i have two cisco switches in two different networks, one of them has a private ip and the other one has a public ip. we have...
- Tags: dxb.lily@..., local machine, network, networking, router, wireless
- Q&A 2006-10-07
- Fully Redundant Clock Generation and Distribution With Dynamic Oscillator Switchover
- This paper describes a fully redundant clock generation and distribution approach with a fully dynamic switchover capability and concurrent repair. It highlights the challenges as the design evolved from a single source, to a "Cold" standby backup, and finally to a fully redundant transparent switchover with no interruption of the...
- Tags: Switchover, IBM Corp., Sales Tools, Backups, Sales
- White papers 2007-01-19
- How to choose the right Redundant Internet Connection
- Hi im installing a remote application software in my environment which requires a 100% uptime. I only have one internet connection via fibre/cable modem. Between Satellite & DSL what is the best redundant Internet connection & how do I come to that conclusion?I just read the article on...
- Tags: Network technology, Broadband Internet, raustin@..., satellite, Internet
- Discussion threads 2007-04-16
- Finally been made redundant
- Those of you who have been on here for some time will be aware that my employer was trying to make me redundant about two years ago, but changed their mind.Well....redundancy is now imminent - 3 days and counting...I am looking to set myself up as a consultant providing support...
- Tags: musicmaestro
- Discussion threads 2007-11-20
- Redundant Array of Independent Disks - Whitepaper on RAID
- RAID Redundant Array of Inexpensive or Independent Disks is an important component for servers on a critical enterprise or workgroup network. RAID provides crash-proof hard drive systems. RAID technology makes data more accessible by preventing downtime due to a hardware failure. RAID systems can sustain several bad sectors and even...
- Tags: Disk, RAID, Storage, Hardware
- White papers 1999-03-29
- Cisco Layer 3 SWITCH
- Please provide the Part number of cisco Modular Chassis Based Layer 3 Ethernet routing switch with following accessories.7-10 slots cassis box 01 12 port fiber card ...
- Tags: Ethernet, Network technology, fayaz@..., Cisco Systems Inc.
- Discussion threads 2007-05-22
- Geek Trivia: A Rosie by any other name
- Rosie is Standing?Jay, this is in response to your comments concerning Rockwell's symbolic details in the Rosie painting. You state, "The most obvious example is the fact that Rosie is standing on a side-turned copy of Adolf Hitler's Mein Kampf". Anyone who takes even a casual glance at...
- Tags: Rosie, welder
- Discussion threads 2004-11-24
- Link Folder (txt)
- Link Folder is a Windows shell extension which creates folder links to existing folders. A folder link is a junction point or symbolic link, which points to another folder called a target folder on the same file system. The folder link appears as its target folder in a different location...
- Tags: Folder, Qi Tech, Microsoft Windows, Operating Systems, UNIX, Software
- Software downloads 2006-12-13
- Build Your Skills: Back up your WAN with Cisco's DDR
- Explains the thinking behind Ciscos Dial-on-Demand Routing, which eliminates the need for costly redundant, dedicated WAN connectionsIn today’s internetwork environment, most networks are required to be up and operating efficiently 24 hours a day, seven days a week. However, let’s face it; no network has 100 percent uptime. To ensure...
- Tags: WANs, Backups, Network technology, NETWORKING, Warren Heaton, Cisco Systems Inc., DDR, DDR link, WAN
- Technical articles 2000-03-02
- Innovations in Remote Monitoring and Control
- ACAM was created in 1907 to distribute energy and water to municipalities along Italy's Gulf of La Spezia and to the Lerici and Portovenere regions. The company's challenge was link main office to peripheral sites to permit real-time remote monitoring and control of critical utility operations. The company deployed Siemens...
- Tags: Innovation, Siemens AG, Monitoring, SCADA, Enterprise Software, Software
- Case studies 2007-02-01
- Cisco Catalyst 6500 Architecture
- The Cisco Catalyst 6500 is a modular chassis family supporting a range of line-card options for all customer network deployments. Its performance scales up to 400Mpps, providing one of the highest performing switch products on the market today. It supports a range of chassis options delivering from 3 to 13...
- Tags: Cisco Catalyst, Supervisor, Cisco Systems Inc., Cisco Catalyst 6500, Workforce Management, Human Resources
- White papers 2007-05-01
- Cisco Wide Area Application Services Performance Optimization for SolidWorks
- The SolidWorks family of 3D CAD applications, like many applications, is subject to degrading performance when used in Wide Area Network WAN environments. When deployed in Local Area Network LAN environments, SolidWorks performs exceptionally well. However, when used in a WAN environment, SolidWorks performance characteristics are dramatically worse. Cisco WAAS...
- Tags: Performance, Optimization, Environment, SolidWorks Corp., Cisco Systems Inc., Cisco WAAS, WANs, Performance Management, Networking, Human Resources, Workforce Management
- White papers 2007-03-01
- Detection and Removal of Firewall Misconfiguration
- To police network traffic, firewalls must be configured with a set of filtering rules. The existence of errors in this set is very likely to degrade the network security policy. The management of these configuration errors is a serious and complex problem to solve. This paper presents a set of...
- Tags: Firewalls, Network Security, Security, Networking
- White papers 2007-12-01
- IAC Accounting Data Model: Eliminating Redundancies for a Consistent Accounting System
- Accounting is the heart of all Enterprise Resource Planning Systems ERP. While this metaphor reminds one that accounting is the center all business information; it is also misleading. Accounting is totally dependent on the subsystems -auxiliary ledgers- and the data it process comes from those subsystems. This paper shows how...
- Tags: Accounting, IAC/InterActive Corp., Subsystem, Accounting System, Operational Accounting, Financial Services, Finance
- White papers 2004-07-31
- The Time Has Come to Switch to RAID 10
- Storage is a vital part of an enterprise IT infrastructure and IP telephony solution. RAID Redundant Array of Independent Disks is the standard for combining multiple independent hard drives to form one large logical array. Various RAID levels define the way data is distributed and redundant capacity is implemented. Each...
- Tags: RAID 5, RAID, Storage, Hardware
- White papers 2005-10-20
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