hi all,we have a topology without any redundant link. Every access switch is directly connected with the core switch, and it's a port-channel between access switch and the core. RSTP runs on switches by default, and we do not explicitly configure the...
Assume I have to routing among different block of campus network with a square cross connected with OSPF peer to peer type,what is the disadvantage of this square cross design?Is ACI fabric used to replace this square cross design? or replace campus ...
Assume that there are three router type devices outside firewall, and one core switch router behind one layer firewalland I would like to hide the router hop of core switch router from traceroute how to modify TTL to less values at router at the most...
Hello everyone!I'm not a network engineer but as a subsystem (kernel + filesystem) engineer I know the network concept.Few months ago, I designed a DMZ and configured my 2 node VPC with 6 rack switch.Everything was smoothly working but I started to s...
On Nexus 7000s I want to limit bandwidth of particular IP. I can do this using proper configuratio of IP ACL, policy map and class map. But what if I dont have information on interface? Can I apply bandwidth control for particular IP without knowing...
Hello all,20+ years ago I used debug all the time, however not so much so in the last decade. Seems like last time I called TAC on the 3850 debug command they gave me some silly answer that debug was a Cisco TAC command. WFIW All the Cisco.com debug...
Hiin the office where I work, we have an old Firepower 2100 firewall with 16 interfaces,8 ethernet and 4 fiber. So far we have only used 2, one inside and one outside.Now I need to add a server on another ethernet port to be able to reach it via ipse...
I configured cisco dna to send emails as soon as aUser Defined Issue Notification is triggered, configured SMTP, performed the sending test and got the email as expected.But all SYSLOG events that were configured with the subscription for email do no...
Is it possible to build an IPSec VPN tunnel between a cEdge device and Zscaler with the source of the tunnel being in the service VPN say VPN 5 rather than VPN 0?
Hello, I can't manage to give the connected PCs an ip through the dhcp server. My packet tracer + network design are attached. Have currently only started on the bottom part so it's only about the bottom PCs.Thanks in advance for the effort
I have a less then a dozen Cisco 3850 switches that I am working on. I need to configure 802.1x authentication. The issue is the switches are reaching out to Cisco ACS and I need to set up radius server to enable 802.1x. The Cisco ACS I found out ...
I have recently taken over a site that utilizes a Cisco Router to act as their public facing device/firewall. I have been tasked with setting up a IKEv2 S2S tunnel with one of our external vendors, and it will need to be setup on this router.I have w...
First I'll state i also have an open case with Vmware. I inherited a vPC pair that had a number of vPC set up, but the multiple links to the VxRail host nodes were trunk links. We lost the secondary so only the trunks to the primary vPC were up. A...
In Prime Infrastructure, we were using the "Monitor / Monitoring Tools / Clients and Users" Track Clients feature for missing or lost devices.1. Is there a way to export that list of MAC addresses to use in DNAC?2. How do we add MAC addresses that ...
Find answers to your questions by entering keywords or phrases in the Search bar above. New here? Use these resources to familiarize yourself with the community: