Network Design with Examples-Core and Distribution
“I have 2 locations that are going to be connected by fiber to make the total endpoints around 300 users. I am thinking of recommending dual 6500′s at the core... Read more »
View ArticleCisco Catalyst 3850 Series-“Auto-Upgrade” Feature
If you need to introduce a new switch into an existing stack of 3850 switches, what would you do? Hmm, there are many ways. One typical example is to add... Read more »
View ArticleLANs vs. WANs
We divided the networks into two types: Local Area Network (LAN) and Wide Area Network (WAN). The two networks are generally classified on the basis of their coverage area. Typically,... Read more »
View ArticleHow to Start a Cisco Catalyst 1900 Series Ethernet Switch?
Although some popular Cisco models are End of Sale and have been announced EoL, some Cisco users are stilling choosing them to set up networks for their offices, such as... Read more »
View ArticleHow to Recognize the Different Cisco 3750 Switch Code?
For the Cisco 3750 purchasers, they will find that the different part number has the different code. What does the exact Code stand for? You will be dazzled by the... Read more »
View ArticleCisco ACI, What is It?
As software defined networking becomes more popular and even necessary, Cisco ACI changes the way we’ve traditionally thought about networking. Traditional networking uses an imperative model which...
View ArticleCisco XFP vs. SFP vs. SFP+
What’s the key difference among the Cisco XFP, SFP and SFP+? SFP, SFP+ and XFP, all refer to a type of transceiver that is plugged into a special port on... Read more »
View Article10GBASE-T or SFP Plus
If I want to migrate our Data Center to 10G and I face the first problem: 10GBASE-T or SFP+. I understand this decision will affect to switches, servers and SAN... Read more »
View ArticleAbout Cisco Catalyst Multigigabit Ethernet & Cisco Multigigabit Ethernet...
About Cisco Multigigabit Ethernet Technology Cat 5 Ethernet cables can’t pass speeds greater than 1 Gbps? The Wave 2 access points (APs) will require 30 watts of power over an... Read more »
View ArticleTo Know about the New 32-port 10-Gb Line Cards on Catalyst 6800 &6500-E Series
Gigabit Ethernet modules play a vital role on in Cisco’s campus aggregation and core switches. Recently, Cisco released several new 32-port 10-Gb line cards on Cisco Catalyst 6800 and 6500-E... Read...
View ArticleNew: About Cisco 4000 Series ISR Gigabit Ethernet WAN Modules
In the previous articles, we talked about the new Cisco 4000 Series ISR, such as Benefits You Get from Migrating to Cisco 4000 Series ISR, Ordering Guide-Optional Items, IOS Software... Read more »
View ArticleNew Cisco NIM cards for Cisco ISR 4000 Family
The new Cisco ISR 4000 family is the best one for the large and medium-sized enterprise offices. Also, in the previous article we talked about the benefits you get from... Read more »
View ArticleHow to Use nProbe as NetFlow-Lite Aggregator/Collector?
In the last previous article, we shared the Cisco Catalyst 4948E NetFlow-lite/NFLite in Detail, but do you know the deep relationship between NetFlow-Lite and nProbe, and how to use nProbe... Read more »
View ArticleMove to 40G Today? Yes!
Tomorrow’s Data Center Network: Technologies such as virtualization, big data, cloud, mobility, and distributed applications are enabling the data center to support priorities like never before, making...
View ArticleHow to Configure SIP Trunk to Service Provider Network?
In this article we will cover the sample configuration for configuring the SIP Trunk to more than one Service provider on Cisco Unified Border Element (CUBE). There are two parts... Read more »
View ArticleWhat’s New on Cisco Catalyst 4500 VSS?
We discussed the VSS on Cisco Catalyst 4500 and 6500 several times before. And with the software update, there are some new points that happened on Cisco Catalyst 4500 VSS.... Read more »
View ArticleHow to Establish Communications between VLANs?
In this article we will discuss how to establish communications between VLANs, as well as how to configure the networks. Notes: More about the virtual LANs, Physical LANs and briefly... Read more »
View ArticleCisco OneX Converter Module: the CVR-X2-SFP10G & CVR-X2-SFP10G=
In the last article we shared the main tips and information about the Cisco X2 and SFP compatibility. We also listed several question about the X2 and SFP asked by... Read more »
View ArticleUpdated: Cisco Catalyst 4500 Supervisor Engine 8-E and 8L-E
What benefits do you get from Migrating to Cisco Catalyst 4500-E Switches with Supervisors 8-LE and 8-E? Yes, Cisco updated its Supervisor Engine 8-E and 8L-E. They are Powerful Engines... Read more »
View ArticleUnderstanding DHCP Snooping Configuration
We shared some topics about the DHCP before, such as the Five Things You Should Know About DHCP Snooping, How to Configure DHCP Snooping, How to Configure DHCP Snooping in... Read more »
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