Enterprise IT Conundrum Enterprise campus networks are facing an
imminent need to support ever increasing demand for bandwidth and system
throughput. This is driven by HD capable video end points (video will
constitute 82% of all IP Traffic1), application...
A fiber optic reflector is an optical passive device constructed in a
short segment of optical fiber that reflects particular wavelengths of
light and transmits all others that are not within the specific
reflection wavelength range. Common types include ...
The decision about choosing the right fabric needs to be made by
factoring in several aspects including both the Underlay and Overlay
aspects of the fabric which need to be examined in terms of their
capabilities, scale, functionality, performance, operat...
The ONE Thing that you have been waiting for… Catalyst 9000 was
introduced back in June 2017 as the platform that is built ground up for
Intent Based Networking. The Catalyst 9000 family kept growing over the
last few years, introducing new platforms ever...
Have you seen the newly redesigned Cisco Demo Zone? If you're not sure
how a Cisco product or software will support your business and
technological needs - learn about it in the Demo Zone first where
information comes in a variety of formats from podcasts...
Want roadmaps? Are you headed to Cisco Live? You're in luck! As a member
of the Networking Customer Connection program (CCP) you have access to
roadmap sessions exclusively at Cisco Live if you've registered for a
full conference pass. Not a Networking CC...
Recorded Live at Cisco Partner Summit 2019!The Cloud Edge—the
intersection of the network, cloud, and security–is where businesses
face the greatest security risks, inconsistent application performance,
and increasing complexity. Organizations need a comp...
Recorded live at Cisco Live U.S. 2018Cisco DNA Center was introduced as
a seamless tool for network automation, including everything from
designing your network, setting up application policies and provisioning
features like software-defined access. But h...
Thesedays,we have met a issue about upgrade IOS XE from 3.4.0 to 3.8.0
in Cat4507R SSO mode.We also need upgrade the ROMMON to support
3.8.0.-------------------------Symptom：We have uploaded the rommon image
and IOS XE image to Cat4507R,and set the bootva...
With technological advances, the networks are growing – more devices,
more endpoints, more users! What if we were to ask some simple questions
from the IT administrators of these new complex networks? How many
connected devices exist in the network? What ...
BGP AS Path Prepending AS Path is the fourth BGP attribute, AS Path is
well known, mandatory attribute. BGP prefer the shortest AS path to get
to destination. In other words path with shortest AS path list is more
desirable. You can manipulate this by usi...
Way back in the early 2000s, we noticed a trend in branch routing.
Customers started asking for a “branch in a box.” The problem they were
having was that the complexity of networks of the day required lots of
stuff. They needed separate devices for ro...
BGP Route filter BGP updates can be controlled by using a numbers of
different filtering methods. BGP updates can be filtered based on routes
information, on paths information or on communities. All the methods
will achieve the same results choosing one o...
Dear expert, I found that C9500 datasheet mentioned the port buffer is "Up to 36 MB of unified buffer per ASIC".But I have the following questions:1. How to I calculate the buffer per port? 2. On C9500, how many ports are served by one&nbs...
Ok all this is new to me. I have a 4506 that runs flawless. We purchased a Catalyst 9407R because our 4506 is out of life and support. When I add the switchport mode access and switchport access vlan 100 the port runs fine. When I throw in there switchpor...
Spoiler (Highlight to read) I did 3 different sites with different IPs, which I defined with VLSM then I also made a sub net from this.
The problem that I have is that I can not ping one location in another location because it alwa...
Hi, i curretly studying networks, and i have a problem in cisco packer tracer, so i have 2 sw l3 in vtp mode server, in one sw i configure vlan, and the other are not reciving the vlans./ (vlan 10, 20 99), vtp mode server same domain, same pass, mode trun...
Hi all, i'm studying vlan and Inter-VLAN Routing.I am following laboratories on this topic. The professor said that putting the native vlan between all the trunk switches makes sense, but it makes no sense to put it on the fa2 / 1 interfac...