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
I have a new ISR 4431 that I'm about to install. Upon reloading it to put the correct IOS-XE version on it, I noticed that there is no output to the console during bootup. Is there a reason for this? Am I missing a configuration on the console line c...
hi Friends, I need to configure NAT and static mapping so i can reach (SSH) internal devices (Servers) inside the Network (Private IP Addresses) from the Internet.So i have problem combination VRF with NAT, The Interface Connecting to the Internet is...
Hello people of the Internet! I had my network working wonderfully for months, but then I needed to extend it beyond a single rackspace in my house. Here is the layout: Comcast Arris Wifi/Cable router -> Fa1/0/1 on Cisco 3750 -> Various switches/...
Hello everybody, Today, I scanned my router with Nmap in order to check the opened ports. Two ports are opened/filtered : -28112 -49208 I didn't see these ports when I launch sh udp & show control-plane host open-ports on the router. Router...
Hello everyone, I'm in the middle of a design and was curious to find out what are everyone's thoughts about Nexus Chassis in the Campus. I'm asking this due to the fact that our building layouts have about 500 Switch stack uplink connections that ...
Resolved! ASA5508-X Using Block Of Static IP’s
So I have my configuration able to Ping from the Router itself (GBit 1/1 using a Static IP set for PPPoE) and I see GBit 1/2 is the LAN 192.168.1.1 but I am having a heck of a time removing the DHCP / Nat and being able to use, at random (to be speci...
Resolved! OSPF topology and redistribution problem
Hi everybody, i have the following problem (see the picture below): The NMS Server need to know the Loop 1, 2, 3, 4 and 5 addresses in order to manage the routers associated with these addresses. The routers associated with these addresses runs their...
Hi could you please tell help us to understand the interface number of WS-C3650-24TD-S. may i know switch port number started from 0/0 or 0/1 this is for preparation of our upcoming implementation.
Hi I am trying to use show authentication sessions to show the list of force authorized ports but my switch doesn't show it like my older switches used to. I am running a 2960x with 15.2(2). I am sure it used to show it under version 12 e.g: for f...
Hi I have one Nexus 5696q and some 3850 & 2960 switches. 3850(2960x) Switches connect to Nexus 5k via Fiber Cables. When i Configure Ether Channel between Nexus 5k and any of 3850 Switches i get "High error rate" error on port channels in Nexus 5k an...
hi guysI've issue with implement bgp IPv6 over ipv4 between cisco 2921 and juniper MX240.Session is establishing and at once fails because juniper and cisco couldn't confirm field NLRI inet6-unicast in update messages: error log with juniper: bgp_r...
Hi, i have a big problem witch this configuration.... the port fa0/24 of both switches is in trunk mode and also the gi0/2 of the switch1 connected with the router. I used the encapsulation Dot1q. The problem is that the security network wont comunic...
Hi All, I am working on an apparently slow network for one of our sites - The site consists of 4 x 3650 switches which all have Gigabit speeds, and a Cisco ASA which default traffic is routed to. The ASA's circuit should provide a download speed of...
Hi guys I use Cisco learning labs to practice the labs. I use the Web telnet console to write commands. The output is wrapped up for some of the commands. How can I increase the console width so that the output uses the full console window (width) ...
hi all our full network down for few second in every two or three days. is it our core switch problem or anythings else, please give me some solution for that or suggestion to check, exactly what happening.
