I am trying to upgrade IOS in Cisco 3850 switch from the tftp server.Currently running IOS Version: (cat3k_caa_universalk9-m) version 03.06.06ETrying to upgrade to : cat3k_universalk9.16.09.05.spa.binWhen I am trying to copy the iOS from the tftp ser...
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We have a bit of a complex network (or simple to some)2x Core Switches feeding 4x Distribution Switches we created the VLANs on the Distribution Switches (for some reason) so those are not available on the Core Now let's say Distribution 1 have a VLA...
Resolved! 9500 StackWise Virtual reload issue
Hello guys. I have the following problem.In a Virtual StackWise environment, when there is a working switch already working with everything on top, if I try to turn on the second switch it does not enter the stacky it reboots until it is in rommon.Th...
Does anybody have comparison document between Cat-9300 and Cat-9200 ??' Regards Mohamed
Resolved! cisco n3k c3064-10gx vPC
hello guysis it possible to cluster to cisco nexus c-3064-10GX via vPC ?thanks
Hi All can anyone assist with the following I am trying to connect a Cisco 250 series switch to an industrial DLink switch DIS-200G-12PSvia a fibre trunk link using Chimera GBics 10G Sfp interfacesIf I connect both switches using a copper link it wo...
Hi Team,I need to know under what circumstances does active sup failver on standby sup in nexus 7K switch.Does any ports down and any other events could cause sup switchover OR only active sup failure cause switchover to standby sup. please advice. H...
Would appreciate help to resolve the above mentioned error as its disturbing network operation, my guess it is due to spanning tree problem though I reviewed it several times but still one switch is showing as root when it should not & tried to chang...
Hi everyone Really glad to be here. Finding out which physical port certain MAC address belong to on 3750X. The switch has 2X LACP ports acting as uplink. There are multiple vLan. The result is not showing exact port number. If not running LACP th...
Resolved! EIGRP AD VALUE ISSUE
Cisco Catalyst 9300 is using as core switch, I am facing issue in Eigrp Protocol. I have configured AD value by using Distance using "distance eigrp 70 70", but as I am checking the routes it is showing 252 AD Value. Please find the logs and help in...
Use the topology at the picture and do subnetting.I need to determine the Ip address myself, I only know the Ip address is from class B, is it correct?How to know the most suitable Ip address which is from class B and start to do subnetting.Can anyon...
I just updated to the recommended IOS version from the downloads page, and now I can't interact with the web UI. I installed IOS version 15.2.2E9(MD), which was the suggested release on the downloads page. It's the universal install with web based de...
Resolved! C3650 PoE issues with Yealink phones
We are having problems with Yealink phones and PoE. Our environment has some 60 C3650 switch stacks in place. Until recently, the only PoE we have drawn from them has been to Cisco APs, miscellaneous cameras, and door locks. No problems. Now we are ...
Have a switch that is stuck in RMON. I am unable to load packages.conf. My Tech was advised to downgrade from 16.12 and now the switch is stuck in rMON and packages.conf is corrupt and the 16.12 bin must've been wiped when they loaded 16. 9. The sw...
Resolved! stp protocol
Hi folks,i have a question i am new to ccna and i learning stp protocolhow our network is big is only available one root bridge only ?if the network expanding root bridges will create morewould be appreciate your support
