Hello,I'm still a bit of a noob when it comes to Cisco, so please excuse any seemingly trivial questions.I am asking this question since I was unable to find an complete und detailed guide how to build a three-tier network online.That's why I have so...
Forum Posts
This is a bit of a weird one We have a large core rtr (Layer 3) doing all the Routing across our VLANS. We came into a situation where we lost core recently witch then meant that one of our vlans that has storage for a specific system went down badly...
Can someone explain to me the difference between a Default Gateway and Gateway of Last Resort?
I'm still learning the basics and I'm working on a WAN and LAN in cisco packet tracer, and I'm trying to implement NAT so that my
Hello, I’m learning the basics of Cisco Packet Tracer and I tried to configure NAT. I want to set a public IP so that the other buildings can access the DNS server I created, but the problem is they can’t connect.
Hello great fellas of the Cisco Community! I had a little idea bouncing around in my head and thought I'd throw it out here. SO, what if we kicked off a weekly or monthly lab challenge? Could be built in EVE-NG, GNS3, CML, or whatever tools u vibe wi...
Hey everyone, I really need some help on this. No matter what I do, I cannot get this to work at all. Right now I have a NAS running a VM in which is running Microsoft Server 2016. It has an address of 10.0.0.247 and the NAS has an IP address of 10.0...
What is the mean time to failure (MTTF) and mean time between Failure (MTBF) value of C9130AXI-A?
I had................. path tftp://xxx.xx.xxx.xxx/$h$twhen i do archive config, it shows % Bad IP address or host name% Unknown command or computer name, or unable to find computer addressit saved to tftp://xxx.xx.xxx.xxx/-Aug--6-14-34-28-1 $h is l...
Hi all, I'm seeing an alert on one of our Cisco switches: "PoE port was denied Power on Port". Despite the alert, the ports in question are still operational from a data perspective.Has anyone experienced this before? I'm trying to understand what mi...
Resolved! MTU in EIGRP metric?
Hello everyone,Many pages describing EIGRP say that one of used metrics is the interface MTU. However, the formula for calculating the composite metric does not take MTU into account so the MTU can not affect the composite metric of a route.I would l...
Hi,I need to export from Cisco CCW in B2B XML format, but I can't find the option. The default XML format doesn't work; it must be B2B.Does anyone know how to do this? Thanks!
I am moving two independent ACI fabrics to multi-site. I have imported the VRFs, Contracts, Filters, EPGs and BDs. After importing these objects, I'm still having communication issues between a stretched EPG/BD and subnets external to the fabric. I...
Folks, I am having a hard time trying to figure out why the G0/2 interface on CD1 switch becomes a blocking port, and the F0/21 becomes the DP. Thus making the F0/21the the blocking port on Acc4 switch. In this example, Acc3 is the root bridge, so al...
