tried clearing my 3850 u threw several different things tried including upgrading and downgrading the software every time the switch reboots the express setup loads then at the end it displays the message startup-config ignored. so, http secure serve...
Forum Posts
I have a 2960x-48fpd-l running 15.2.2E3 connected to a 3702 AP. Port config pasted below. The AP is in local switching mode so all the clients get dropped off at the switch - hence the trunk and multiple vlans because of the various ssid's and radius...
Hi all, The Catalyst 9200L switches has a non-blocking architecture? I have found at documentations that Catalyst 9200 uses UADP 2.0 mini ASIC which has up 100G total bandwidth. https://community.cisco.com/t5/networking-blogs/uadp-the-powerhouse-of-c...
It's a simple configuration I've done dozens of times: I create a VLAN, give it an IP address, then configure the laptop with an IP in that range and assign the SFP port to that VLAN and plug the laptop in. The port shows up-up and the VLAN then com...
We have an issue with ASR1006 reordering fragmented UDP multicast. Source --> Nexus --> (Ten0/0/0) ASR (Gig0/1/6) --> Receiver UDP is a multicast traffic consists from relative small (~300 byte) and huge fragmented (~2000 byte) packets. MTU 1500....
I am planning on rebooting both the supervisor sup2T modules in our 6509E core switch. I want to do this with little to no downtime. My supervisor modules are running 15.1(2)SY2 software on both. the redundancy are configured to use SSO. What com...
Hello,We would like replace 2nd power supply in one of the core switches ( WS-C3750X-24P-S).My question is whether the secondary power supply can be replace without turning off the device. Please let me know. Thank you. SW PID Serial# Status Sys Pwr ...
Hi AllI have a few questions around SD Access. 1. If I want to have certain users access to certain places, I believe I can I use trustsec and this uses SGT to identify the user, the question is do I need a firewall to enforce the policy between netw...
Hello all. I am a newbie. Owner of old Catalyst 4003 pair, and buyer of a pair of SG350-28's. I'd like to join them together, some kind of connectivity between new and old. Where should UplinkI start...
Does anyone know the difference between the U and UB designations.C9300-24-U or C9300-24-UB What is the feature differences.I know these are both UPOE ..
Hello, Palo1(Active)(Inside seg) >>>(L2? L3-p2p?)7K1(VPC) Palo2(Passive)(Inside seg) >>> (L2? L3-p2p?)7K2(VPC) How should this be done in order to maintain redundancy? Create a new SVI and VPC for the inside firewall segment, then configure the f...
Resolved! Netflow on 2960x switch
Good day all - please see what i used to attempt to gather netflow from a switch; my question here is - why do i see traffic from all my other branches from this one location? flow record record1match ipv4 protocolmatch ipv4 source addressmatch ipv4 ...
Resolved! Not enough flash memory on 2960-8TC-L
Hi, I have some new 2960-8TC-L and I would like to upgrade them with the following firmware: c2960-lanbasek9-tar.122-25.SEE3.tar but it's not possible because the Min.Flash which is needed has to be 32MB and this is what I have : switch#dir flash:Di...
Hi Friends, I am looking for EOL and EOS for Cisco Model WS-C3850-24T. whether EOL/EOS differ depends upon Software version? mine is below. #sh verCisco IOS Software, IOS-XE Software, Catalyst L3 Switch Software (CAT3K_CAA-UNIV ERSALK9-M), Versio...
Dear Community, I have one piece of Cisco SG250-26 port that got stuck booting with System LED blinking and no progress. If there is any knowledge on how to boot from USB or how to get it back into senses please let me know. Many thanks in advance.
