OK, got an odd issue that took us down for over 18 hours. Our fabric modules and line cards were EoL, so we have new ones to install. Everything was checked, code compatible etc. But when we finished one, the VPC would not come up and ended up in a s...
Forum Posts
Hello,we're starting with CatCenter (v2.3.7.9) and we've some Switches 2960X and 9200L.I can manage both Models bot on the 9200 I've got Issues with snmpv3:Every few Minutes I get Message %SNMP-3-AUTHFAIL: Authentication failure for SNMP req from hos...
We have an issue since a long time upgrading the software of a Catalyst 9300 Switch. We are currently running 17.03.04 and wanted back then to 17.09.05 and right now to 17.12.04. The Problem, there is a virtualization machine connected with multiple ...
Cisco 9300 || Data traffic capture We have a Cisco 9300 switch; we need to sotre the all the data traffic which is running on the switch....in show logging we haven't seen much details.
Hello Team, I am facing issue with IP SLA configuration working. i have 2 networks investment and users and In investment network i have 2 ILL links. Investment and users networks are interconnected through core switches of both the networks. my requ...
I have a Cisco switch (WS-C2960X-48LPS-L) that powers up then all the 48 ports are not working, the remaining SFP ports are working normally without any errors. Please find the below log and help me to resolve it. POST: Inline Power Controller Tests...
Hi all,got a Nexus 31108TCV and i want to copy the nxos image file ie bin file to my tftp serveri tried but didnt workcopy bootflash:///nxos.9.3.13.bin tftpit said copying and returned back a new lineany helpthanks,rob
Resolved! Dynamic ARP Inspection On SVI
Hi,I have been researching for days now, and continue to hear differing opinions when it comes to L3 SVI's and dynamic ARP inspection.I understand that DAI is an ingress security feature which looks at the DHCP snooping binding table in order to veri...
CRYPTO_PKI: unable to build cert attributes list.IOS Image:c1900-universalk9-mz.SPA.157-3.M9.binHarware: CISCO1905/K9LogsAug 11 13:58:05.303: PKI: Trustpoint ITC-ROOT-CA has router cert and loadedAug 11 13:58:05.303: PKI: Signing pkcs7 with ITC-ROOT-...
Hello, as we have begun deploying Clearpass, we originally were running into the issue where mac auth and wired auth were running at the same time not allowing devices to connect to the network. Even though the return wired captive portal still persi...
Resolved! loop protocol
Hi,I have a 3650 running recent code and I'm noticing these packets when running Wireshark on my directly connected desktop. What are these packets for and how do I turn this feature off if it simply the switch pinging itself at a layer 2 default loo...
Hi My Cisco devices (Switch, AP, and WLC) have their coverage ending today (Coverage Start Date 10-Aug-2025 & Coverage Start Date: 20-Oct-2024). I have sent the renewal information to our local partner through the system integrator company. I need t...
I have a layer 3 switch with different VLANs but I have no internet
Good morning. I am going through our switches to clean up old configuration and when I try to remove an ACL from an interface, I keep getting the error "ERROR: Requested acl name in delete do not match the configured value" even though the ACL name m...
So I have a network where I need to do inter-Vlan routing. I wanted to ping a PC from a switch and I understand why you would need to configure a default gateway on the switch so that the ping can be sent correctly but what I have trouble understandi...
