Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from Monday, February 2, 2026, through Friday, February 20, 2026. Our colleagues Amruta Navadagi, Anaya Kalawat, and Mohammad Mehtabuddin will be waiting to assist you...
We just had this same issue in the middle of the day. All members of the stack went down except switch 1 (the Active) and took out most of the building. The remaining switch was just spamming the same message as OP. Rebooting the affected switches di...
HiI plan to buy WS-C3560CG-8PC-S (Catalyst 3560-C) for my home lab. I just created a new account on cisco.com (I did not register any equipment or contract for that new account). I was able to download ios 12 and 15 for that switch.- Will I be able t...
Hi.I would like to know if it is possible to acquire the latest firmware for this switch from somewhere?
I need to upgrade my cisco 3560G 8 port poe switch . any idea how to do this? also which one do i choose to use?
Hi friends, Working on a 4 switch stack and after powering master (1) then the Standby switch (2) in this sequence I get the following message in a infinite loop:*Nov 23 15:26:08.012: ILP:: POE POST detail for switch 2: PASS*Nov 23 15:26:08.012: ILP:...
We have a stack of 3 cisco switches in stack connected to Palo Alto in HA in LACP etherchannelFirewall 1 has links to Gi1/0/23 and Gi3/0/11Firewall 2 has links to Gi2/0/23 and Gi3/0/13We have lacp rate as slow and configured lacp fast-switchover on i...
Can the IE‑3100‑8T2C Rugged Series Switch be mounted directly to a panel? The device has two screws securing the DIN‑rail clip. If the clip is removed from the rear, can the existing threaded holes be used to fasten the switch to a panel?
Device Information:Switch Ports Model SW Version SW Image------ ----- ----- ---------- ----------C1000-48T-4X-L 15.2(7)E13 When a customer's computer lab uses the C1000 to perform system restore on multiple computers, the system fails to function pro...
Hello,I have two ASR 920 routers on 17.09.04aI have connected to them via LACP 2x1G optics, two Fortigate 600F and 1800F clusters on 7.4.11the portchannels are connected:service instance 91 ethernetencapsulation untaggedbridge-domain 91and I have los...
Hi,Can anyone confirm please why MS 17.2.2 firmware displays a warning for July 17, 2026 even though it is the Latest Recommended MS firmware? Google suggests it is related to a FIPS certificate expiration but would like to be sure. Thanks.
When deploying a new network, do you usually size switches for current requirements only, or do you leave room for future growth?For example, do you prefer toDeploy switches with spare ports availablePlan for higher uplink speeds from the startReserv...
Hi everyone,I'm currently researching industrial network deployments and noticed that selecting the right Ethernet switch involves much more than just the number of ports or data speed.For environments such as manufacturing facilities, utility sites,...
Hi folks, I'm beating my head against the wall trying to see if this is doable. Here's the scenario I'm working with:End users want to be able to access production systems over VPN. I have Cisco ASA and Cisco L3 switches.I have two VLans built for t...
A L3 interface on a c9500-32 (on 17.15.4) is configured with an incoming and an outgoing ACL, the latter also evaluating a reflexive ACL which runs up to some 500 entries. All works fine for a few days, then sessions like icmp or ssh to (apparently) ...
Hello there!The Catalyst 9300 Security configuration guide (Cisco IOS XE Dublin 17.12.x) says:"Port ACLs are ACLs that are applied to Layer 2 interfaces on a switch.....Port ACLs can be applied to the interface in inbound and outbound direction." In ...
