Switching

Hello, I would like to know how OSPF picks a path from two available with the same cost when maximum-paths 1 comand is applied. An example using GNS3: Before maximum-paths 1 command R1#sh ip route 77.77.77.77Routing entry for 77.77.77.77/32  Known vi...

Hi everyone, can I know the throughput of the switches, I mean the whole throughput that the switch can process at a period of time, does it has a formula for example (sum the speed of all ports!) or it is has no relation to the port speed? This is t...

Hi everyone,I have 3 switches, 6500, 4500, 3700 series, is there anything that can tell me what are all the SFPs types that are compatible with these switches.I need to know if the SFP will be compatible before buying it + all the compatible SFPs. Be...

Hi,I would like to ask about multicast.I have two clients to get the video stream from video server. Our clients are connected to L2 switch. This switch connect to our customer switches.Customer switch connected to their network and video streaming s...

We have a Cisco switch. It take a long time to response, about 6 seconds, after sending command to this switch. The cup and memory space are normal. The neighbors device around the switch have rapid response so that we think the connections to the sw...

Hi, I hope you can help me with this. I've testing several tftp servers in my pc windows 7, and i've got the same error , the last test was using solar winds tftp server. I created a folder in C unit, to store tftp's files, the ip addresses are detec...

HiI am in need of assistance, Lately I have been noticing a delay when assigning IP address to the PC and laptops on my LAN. The problem might have always been there from the start but since I upgraded all the Pc/laptops on the network to SSD, boot t...

What is the differance between the GLC-GE-100FX and GLC-FE-100FX modules. I thought all SFP ports on switches were Gigabit ports and thus the GE version would be needed for 100fx connectivity. Which switches would you use each SFP in? In particula...

I am currently using Stackwise Virtual to connect 2 C9500 switches.  I am now wondering what the difference between leaving the 2 switches connected via Stackwise connection or connecting them via vPC. The way I understand it is that they are now log...

Hi , I have a switch 3750 stacked , I don't have IP-phone some of my links get up & down repeatedly (I see this in switches 2960 too) Jul 1 10:24:12.159: %LINK-3-UPDOWN: Interface GigabitEthernet2/0/3, changed state to downJul 1 10:25:03.831: %LINK-3...

Hello, we would like to do a IOS update on a Cisco Catalyst 9200 stack.We would like to use the "tar" file (with Web management); currently the switch runs on a "bin" firmware without web interface.I have read some articles which are telling the upda...

Hi All, Recently a 3850 stack member switch reloaded with the following error logs. I am unable to find any bugs or a conclusive solution for the issue. Any help in this issue is welcome. Switch is running: Cisco IOS XE Software, Version 16.06.07 Jun...

Hi together, I've seen any problems with IEEE1588 PTP-Sync on my Nexus N9K-C93108TC-FX (nxos.7.0.3.I7.3).On some Ports (example: 1/45) won't PTP-Sync work. If i switch the PTP-Client on other Port (example: 1/43) the PTP-sync will work's propertly fi...