Switching

Hello,we want upgrade our Catalyst4510R+E with 2 SUP8E fromcat4500es8-universalk9.SPA.03.03.02.XO.151-1.XO2.bin tocat4500es8-universalk9.SPA.03.10.00.E.152-6.E.bin Is this possible with the normal upgrade procedure: copy the new image to bootflash an...

My best friend recently decided to buy gigabit internet service from ISP. Today, he told me that he should be able to download 4G movie within a minute soon. He strongly believes that the internet speed should go up to 1000Mbps. I told him that the i...

Can anyone explain to me these two terminologies, shallow buffer and deep buffer? I am trying to understand the google's New TCP algorithm. I got stuck at shallow and deep buffer plus bufferbloat :( 

How collsions should be detected during the first 64 bytes of the frame according to Ethernet specifications?   

Hello I am new at industrial networks and have a doubt. Do Cisco switches (ex: C3850) have to support CIP or PROFINET in such network so that all of industrial devices can communicate to each other? Thank you Marcos 

Hi Here is a question. Can you answer it for me？MPLS topology is like this: R1(PE1)(1.1.1.1/24) ----------（1.1.1.2/24）R2(CE2） If R2 run eigrp, then R1 needs to run eigrp and add redistribute eigrp under bgp. Now R2 run eBGP. The configuration is like...

Just to confirm : With Pagp the max number ports to form an Etherchannel should be 8 and with Lacp 16 (where 8 are active and the other 8 will be acting as backup ports) However, in Packet Tracer it is possible to configure a port channel with no num...

attached is a .pkt changed to a .jpg. The PCs on both 192.168.1.x  and 192.168.2.x networks can ping each other fine. When I remove the link missing in the attached .pkt (packet tracer) the network isn't converging. Troubleshooting done so far- trace...

We have a ACL applied to the edge port to the internet to block malicous IPs. We also have login-block attempt configs. I will see logs on the router for let's say when I fail to login via ssh, but I was alerted by security they are seeing failed att...