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Forum Posts
As part of a cut-over to a new cage I need to connect a VPC pair of Nexus 6001 and a pair of Nexus 9Ks (N9K-C92160YC-X), Is this SFP compatible for each of these switchesusing their high ports Eth1/49-1/54 for the 9K and Eth 2/1-4 on the 6K? I believ...
Resolved! 10Gb Port-channel from 1Gb ports
Hi All,Hope someone could help with the below which is confusing me a little.I have 2x6506 in VSS and 2x 9300 stacked and need a 10Gb port-channel between the two devices. This will needto be made up from 1Gb ports as there are no free 10Gb ports on ...
I am working on a mock-up of our network on packet tracer. Note IP address are not actual. We do not use a Cisco ASA in our setup but we have a firewall. I am not really familiar with the ASA, so I am having issues with YellowJacket2 getting to the i...
I have quite a few 3750x-48T-L that I am updating to OS 15.2 from 12.2. When I do a show licenses in ver 12.2 I see a permeant license for lanbase as it should be. Then everything else is shown as Eval. When I update the system to IOS 15.2(10) and do...
Whilst trying to add a new switch to an existing stack, the new switch keeps rebooting and on further inspection the reason was stated as ““sdm template mismatch”.Looking at an existing switch in comparison to the new switch it appears that the new s...
I'm a first-year college student, in my system When I try to ping PCs in other subnetworks it says 'destination host unreachable'. I tried to find the errors but idk what to do to fix this please help!
Resolved! Catalyst 9000 cross-stack EtherChannel
Can this design possible ?
Our company runs two 4503 as core switches and configured HSRP. One day the main core switch suddenly restarted.Please help analyze.show version content： Cisco IOS Software, Catalyst 4500 L3 Switch Software (cat4500e-IPBASE-M), Version 15.1(2)S...
Hi all, Can help what is happen with this module? 00:24:16: %DIAG-SP-6-RUN_MINIMUM: Module 1: Running Minimal Diagnostics... 00:26:36: %DIAG-SP-3-MAJOR: Module 1: Online Diagnostics detected a Major Error. Please use 'show diagnostic result <target>'...
Hello We have Cisco 9500 with Essentials license but when I run "show license summary" see that license status is EVAL MODE, what should I do to activate it?Smart Licensing is ENABLEDRegistration:Status: UNREGISTEREDExport-Controlled Functionality: N...
Resolved! Stack Power Conflict, but where? 3750
the error messages are sayin Power conflict, but i can't see where that is? any ideas please? 3750X-CallFlex-111#sh stack-powerPower stack name: Powerstack-2Stack mode: Power sharingStack topology: RingSwitch 1:Power budget: 223Low port priority valu...
Hello, I have a few Cisco unmanaged switches (SG90D-08) and they have a problem "blocking network signal from another switches" when using the ethernet cable has 6 wires (3 pairs) for network and 2 wires (1 pair) for phone line.For Example :Juniper /...
Resolved! Dhcp snooping
If i have more than one vlan on switch can i make ip dhcp snooping on only one vlan of them and all another vlan on switch can take ip from my dhcp server or not for example :#ip dhcp snooping#ip dhcp snooping vlan 8 #interface f0/0#ip dhcp snooping ...
Resolved! 3850 install to bundle in one reload
Hi, Happy New Year! I was wondering if it is possible to change the boot mode from install mode to bundle mode without reloading twice (once to change the boot mode and again to upgrade). I ask because we have a fleet of 3850 stacks running 3.3.5SE w...
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