Hello @ all,I have problems to get a Port-channel up an running with two stackwise pair of c9500.Always i get the message.Normaly it is esay-peasy to create portchannels, I do not know what is wrong.I changed QSFP, LWL patch-field and patch-kabel but...
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Forum Posts
I have a stack of 6 switches 9200, and all of them have 10GB fiber modules (C9200-NM-4X) installed. Unfortunately, they are not working in all switches, and the only difference between these switches is a different H/W version. Could this be the caus...
Hello, i had applied before a default policy to a port.How to remove the policy?Port looks like:!interface GigabitEthernet2/1/4description macsectestswitchport trunk native vlan 3333switchport trunk allowed vlan 3333switchport mode trunkip arp inspec...
Hi , anyone can please advise how the bandwidth percentage works in Qos Shaping? for example, we define 3 class-maps and reserve some bandwidth respectively. Sharping average 100000000 class Voice : bandwidth 10% Calss Data: bandwidth 30% Question...
Hi. I was wondering why some of my devices I Putty into go straight to the privileged EXEC mode and some do not. (they just go to the user EXEC mode) Thank you, Thomas Reiling
Hello,What are the command for blocking unwanted URL on my network, for example, I want to block www.facebook.com on my network, can anyone help me with the commands.I will also like to know how to add security to the network, please note the router ...
I have configured My routers , and ips in respect to what the instructions gave me. However I am not able to Ping Pc1 to Pc2 or even their routers. However I am able to ping to their respective servers and routers. I have pulled out an old file from ...
I'm in the process of commissioning some new 9200L switches on our network. I've created a new VLAN/ subnet for them which is working and I have L3 connectivity. However, when connected to the existing site network- currently as a spur but will event...
Hello all,I have a Cisco IE4010 switch and I copied to the external SD card a new version of the ios and would like to install it using the "archive download" command so I can use the GUI web interface as well. It's the .tar file I downloaded. What w...
Hi , anyone can please advise how to terminate a telnet session on nexus 9k switch? tried CTL+SHIFT+6 ,THEN type X, but it doesn't work. please advise, thanks in advance.
Hello, I have a problem mounting a trunk between a cisco switch and an aruba switch, I think I managed to mount the trunk but I can't ping between the two switches.. and I can't get anything to communicate. Can you help me ? I join the config of the ...
We replaced two Nexus3500 devices (C3548P) with two stacked Cisco 3850 devices. The two C3548P devices were connected with two links on which the BFD was up and running. BFD should be supported on Cisco 3850 device with IOS 16.06.09 or 16.12.08 but a...
I come to the community and a time of great need.Recently I have been bashing my head against an issue where the 3850's will not accept the IOS for 16.x, even while having no IOS at all it will still accept 3.x from scratch but under no circumstance ...
Dear very good morning, we have to replace one of the members of two 6800 routers that are configured with VSS. The one we need to replace is asset id_1. I'm looking for a best practice procedure to do it and not give problems at the configuration le...
Resolved! Sysinternals but for Cisco IOS ?
Hello all,Many likely know about Mark Russinovich and his Sysinternals tools for the Windows OS. He has also written several books about the internal workings of Windows, describing the operation of the OS a very low level.I wondered if anyone has ev...
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