Hello guysI read cisco documentary about CSMA/CD it is a mechanism used with hub to detect collision while multiple access but I couldn't find anything about its timer and jam message also is it still mechanism for switch while each port of switch is...
Hi All,Need your valuable information and help.I got the below logs in "WS-C6506-E". Kinldy advise.1) Should i have to take immediate action upon it ?2) Any ROMMON upgrade would be fine ?3) What kind of issues will arrive because of this ?-----------...
Once new IOS was upload lost all other switches in stack they went to SWITCH: prompt. I reload on each switch the current IOS. The switch either prompts again with SWITCH or will not take command of "request platform software package install switch...
Please could anyone let me know if theSFP-H10GB-CU1M= can negotiate down to 1gb on 9300-48-4g as it only has sfp and i dont want to use fibre.
Hi,I noticed we cannot configure the voice vlan command on the N9K. Our model is C93108TC-EX. Sw version is 7.0(3)I4(3)Some other discussions suggested trunking both data and voice vlans? Has anyone tried it ?Can we try this configuration instead ? ...
Hi All,Can anyone explain to me why this is happening, is it the cable problem or something wrong the switch, this only happen when we ping our Cisco Callmanager. Why is the ping is like dropping every 6th packet. This is our local network and we are...
Hi everyone,one our cisco switch C9300-48 Upgrade from 17.3.4 to 17.6.4 due to cpu high util bug, but after we upgrade to the latest we encountered an unknown 100% peak cpu utilization in the last 72hour graph. may I know if someone encountered the s...
What is the process for changing the domain ID of an existing Stackwise Virtual stack? Is it similar to VSS or is there a different method? Can you just change the domain ID and reload the stack?
Hello,Trying to enable Netflow on: WS-C3560X-24 (15.0(2)SE10).The configuration is like this. Maybe you see anything bad ? It doesn't even populate the cache. My other switches, for examle IOS-XE based works on this configuration. The only difference...
Hi,I have two 4500-Xs in VSS mode with SSO redundancy. NSF is active in EIGRP and BGP (graceful-restart).The 4500-X are connected to an ASR 1004, should I also activate NSF on the EIGRP/BGP part in the ASR ?What is good practice for NSF (SWITCH-ROUTE...
Catalyst 9300How to know decoder SKU for example : C9300-48UN U = UPOE N = ???
Hi Actually I am converting the switch from bundle mode to install mode and I upgraded the switch to the recommended version but actually i typed this command request platform software package clean switch all file flash:which is usually delete the u...
Hello Team,For my py-script I am looking for simple NX-OS show ??? command to check is ACL applied on an interface or not on my N9K.Yep, I know `show runn int XXX`, but I am looking for this IOS analog: #show ip interface | i access list Outgoing ac...
Hello Experts,I am trying to connect/add CISCO WLC 9800-CL in the CISCO PRIME 3.9.0.Unable to add WLC 9800-CL in Cisco Prime 3.9.0Issue/Error: SNP Failure: The device reports an unknown/incorrect SNMP Version.Attached screenshot also.Additional infor...
I'm having a Nexus 3064pq in Layer core being a core network. Today I have a problem where a 10Gbps port (1/36) is falling out of nowhere. It gets down and only returns when we remove the gbic cisco and put it back. We already changed the Gbic and th...
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