Ask Me Anything Event Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from Monday, November 4, 2024 through Friday, November 15, 2024. Our colleagues Rohit Chopra, Vaibhav Aggarwal, Anuraag Majumdar, Saquib Zeya...
Forum Posts
Hello TEam , I am facing an issue with my core switch from past few days. CPU goes upto 100% with dhcpd receive and IP Input process very high. Currently only data and voip trafficpassing through the switch. Please suggest how to ...
Hi Team,I need to find a way to determine if MACSec is working properly between two switches, or help understanding the output of the commands below to determine if it is working properly on cat 6800.Refer me a document which shows encrypted traffic...
Power outage for 8 hrs ..any chance we can loose cisco 3850 config after power comes back ?
Recorded at Tech Field Day Extra at Cisco Live US 2017, in Las Vegas on June 27, 2017, Muhammad A Imam, Senior Manager Technical Marketing at Cisco, introduces the Catalyst 9000 Family and will talk about the common foundational elements and attribut...
Resolved! ACL not working as intended
I am trying to apply an ACL that functions as a 'blacklist' as oppsed to a 'whitelist'. The intenet is to block specific IPs from accessing an entire VLAN.This is a temporary solution until I can place a proper firewall between these segments. after ...
Resolved! DHCP didn't cross TRUNK
Hi guys,I' ve an DHCP issue that works if the link is access mode but didn't work if I change it to trunk mode. Here's the config: SW-server: (with vlan database created)ip routingip dhcp pool VLAN-MGTnetwork 10.0.0.0 255.255.255.0default-router 10.0...
I have configured SNMP details for several switch stacks without issue using the config below, however I am having an issue with two switch stacks. PI is reporting that the affected devices are both SNMP/Ping reachable, but cannot pull the interface...
I have just received a variety of 3650 switches (24 port, 48 port, POE, Non-POE).Is there any differences between the IOS for the different varieties?
With Akshay BalaganurWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn from Cisco expert Akshay Balaganur about Cisco Catalyst 6500, one of the most widely deployed switches in the world. The "Swiss A...
Resolved! DHCP pool and multiple subnet
Hi all, I have two subnets (192.168.42.96/27 and 192.168.42.128/25) assigned to the same VLAN.Is it possibile configuring a DHCP pool on a Cisco switch that can distribute IPs from more than one subnet? Many thanks,Maurizio
Resolved! Nexus 92160YC-X - vPC & FEX?
Hello - does anyone know if the 92160YC-X will support vPC and FEX? Thank you in advance, ~Mike
Hello Support Community, I`ve got a quite interesting scenario and I just can`t help myself.. Is anyone knows the answer ?
In configuring OSPF key chain authentication on Nexus switch NX-OS 7.3.0 I need to specifiy the cryptologic algorithm ( needs to be hmac-sha-256), I have been unable to find a configuration option in the key chain sub menu. In XE-IOS cryptolographic-...
so I am trying to wrap my head around the finer points of spanning tree. I understand that PVST is the cisco-proprietary method of implementing 802.1d on multiple vlans and by extension RPVST is the cisco proprietary method of implenting 802.1w on mu...
