Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...
Forum Posts
HiOne cisco 2960 24 port switch is connected in our network . Hosts connected to this switch are able to ping/communicate to switch vlan 1 ip address. but hosts are not able to ping/communicate with each other .Switch has only one vlan that is defaul...
Hi Everyone, I have to create a named ACL to allow VLAN105 to access to NAT address pool,Using NAT overload on the pool,the NAT Pool public Address Range is 183.1.0.0/26the VLAN 105 network is 192.168.2.0/25i have attached the packet tracer file as w...
Hi Everyone, I have tried multiple times to disable telnet using acls but i could still telnet from the pc, i have attached all my configurations,Any help would be great! thank you.
Resolved! CCIEs advice please.
How should I go about in preparing for the lab? (R & S)Any recommended bootcamps (UK), lab material for practice etc..?Would be grateful for experienced answers :-)I think I should start with a structured daily schedule. But then count out the time I...
I am working on a solution to block traffic between hosts on the same subnet/VLAN to prevent lateral workstation communications. In my virtual lab (VIRL), I tested configurations using access-list and vlan access-map on IOS switch and it worked fine....
Hello,I'm fairly new to this, so I apologise if the solution is obvious.I'm trying to get the two PCs in vlan10(green) to communicate with each other, however I'm not sure how to do this with a third multilayer switch between them. The multilayer swi...
Hi all, My network environment is traditional 3 layers network, which is composed of Core, Aggregation and Edge.Core router is the place where we set gateway, and I also set Core's spanning tree priority with 8192 to make Core play as a root. Here is...
Community, We recently implemented a bunch of WS-C3560CX-12PC-S as credenza switches for AV. We can't get these specific devices to stay synchronized with our NTP server. The NTP server is a Cisco Nexus box and all other devices (cisco or not) are sy...
I am currently configuring wired network authentication, but I encountered an error in one of my Switch. Do you know if it is possible to eliminate this error?Version 15.2(4)E8 %Command deprecated (authentication host-mode multi-domain ) - use access...
Good afternoon, I work for a company and we have a few Cisco WS-2950G-48-EI switches integrated into our network. They are mainly used for monitoring servers/equipment/etc and also run a few things on our internal office network. I am trying to fi...
Hello, We recently started upgrading our environment from an older Avaya system to CUCM12.5 we have two main phones 7841's for our users and 8861's for our upper management. Currently our 7841's & 8861's are connecting to via Cisco2960 POE switches i...
Hi everyone, I had a stack of 4 switches. Everything worked well and was already configured. I mounted the switches on the rack then my 4th switch showed as being "provisioned". I looked up instructions from one of the threads and it said to do a "no...
Hi there, I setup NTP server on a domain controller. I had no problem to sync ntp server with most of 3850 switches (e.g. version 3.3.3se), but I have a 3850 with version 3.7.4E which cannot sync to ntp server. I tried to re-enable ntp se...
Hi all, As the title suggests I'm creating a network which is a mix of Juniper and Cisco switches with a Juniper srx240 firewall as the gateway to the outside world. I have an existing network consisting of Juniper EX family switches with our data ce...
Resolved! Just failed CCNP TSHOOT 300-135 test - Based on the results, what should I focus on for next try?
Hi Everyone, I just failed the 300-135 with a score of 795 (needed 846 minimum). I don't mean to dispute the results but I want to share my concern. Roughly 70% of the questions were labs where you had to run some "show" commands and understand wha...
