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...
Hi Guys,I have a network where routers are connected to SW1 and SW2.PVST SW1 and SW2 are connected to PVST SW3 and SW4 and RPVST SW5 and SW6( with 2x trunks).Partner's Juniper RSTP SW7 and SW8 are connected to SW1 and SW2 with 2x trunks.There is stp ...
Hi, I need to confirm please that for 9300 switches, the DNA/Network Essential license includes the following: 1. Configuring static routes. 2. Supports the command "switchport block multicast" under the interface configuration. As the customer is mi...
Hi all, I’d like to confirm HSRP forwarding behaviour on Cisco Nexus 9000 Series in the following design: DC1: 2x Nexus in vPC Domain 1 (DC1-core1, DC1-core2) DC2: 2x Nexus in vPC Domain 2 (DC2-core1, DC2-core2) VLAN 10 stretched between DCs (L2 DCI...
I have 3 C9300 Switches configured to use ISIS running 17.12.04 issue was present on 17.06.04 prior to upgrade as well. Each of the switches is configured for the same ISIS area with different SystemID's based upon the switches Loopback0 interface I...
Hi Everyone, Processor Pool Total: 1452962416 Used: 365336888 Free: 1087625528lsmpi_io Pool Total: 6295128 Used: 6294296 Free: 832is this ismpl_io pool free capacity normal ? i search it for similiar issues and found it is normal. But it is in ASR100...
I'm currently running version 17.18.1 and I've put in all the commands that the Cisco 17.18.x configuration guide tells me. When I run a test with TACACS the debug log shows that I made a successful TLS connection with my Cisco ISE server and my ISE...
So, I am trying to deploy a series of 9200-24P-A switches that need to be taken out to the field. These devices will not be able to do PnP out there, so I am trying to set them up so that they are configured before they go out. What ports on the 9200...
Hi everyone, I am attempting to perform a factory reset on a Cisco switch because the enable password has been lost. I am using a console connection with no other cables or devices connected to the switch. Steps taken so far: Entered Boot Mode (swi...
I successfully copied the new IOS image ie4010-universalk9-mz.152-8.E7.bin to flash via TFTP, and configured the boot system variable correctly. However, the switch continues to boot from the old version (E1) and displays a tar checksum error when at...
Hi everyone,I ran into an issue today while configuring SSH on an older Catalyst 3560 running IOS 12.2.The setup was complete with hostname, domain name, RSA keys, and a local username.When I entered login local under the VTY lines, the switch return...
My STP knowledge might be a bit rusty but this seems odd...When we bring up the interface of our 9500 Root Bridge, we see non-Root Bridge Cisco 9300s sending BPDUs containing the Bridge ID of the 9500 Root Bridge instead of their own Bridge IDs. We k...
Hello Team,We are installing multiple Cisco IE-3200-8P2S-E switches in the same rack.The external power supply used is:Cisco PWR-IE240W-PCAC-L=Output Power: 240WInput Rating: 100–240VAC / 3.5A / 50–60HzWe have 2–3 power supplies connected in the same...
testing tls1.3 for http and tacacs services on 9300-48U with 17.15.3 http is fine but I don't see tls option under tacacs server config switch(config-server-tacacs)#t?timeout any advice is appreciated, I have my root and signed certificate associated...
Hi, AllI'm on my first network eng job after achieving my CCNA I'm the only guy here with no test equipment so I'm being cautious with everything I'm doing.Basically, I want to change a switch's (3750X) hostname to be in line with the naming convent...
interest to know why MAC is same in arp table for gateway IP and 169.254.169.254 is same , any idea why
