Hi, I'm trying to figure out how I should configure my two L3 switches in order to have interVlan routing.At the moment only 2 VLAN exists on each switch, VLAN 1 and VLAN 2.The two switches are connected by trunking and hosts within each VLAN can com...
Forum Posts
Hi everyone, I am sorry if my question is not clear, I struggle a little bit to understand the workflow of Smart licensing, Smart account, etc... everything seems too smart to me... I will do my best to explain it. I have now a brand new ISR4321...
Resolved! Catalyst 4500 L3 Switch Shutdown
hello, we have been restarting the core switch from past four days at morning time, the Output led in RED, below pasted some information from core-switch for your reference, both smps off, so i decide to start one smps to see whats going on in anot...
Hi All , We have 2 INTERNET links and both are active and doing Multipath for the auto load balancing. My primary link is working fine and can see input and output traffic on that interface. However on my secondary link i can only see the output traf...
Most sources mention that the locally generated traffic cannot be filtered by access-lists. However, these sources just stop there. They never mention the "Why". Does the fact that in multilayer switches, ACLs are placed into TCAM and filtered/forwar...
Resolved! Static Nat with Route-Map
Wanting to make sure I understand this correctly. Static NAT: ip nat inside source 192.168.10.111 6.1.1.111 route-map nonatRoute Map: nonat -> references ACL nat-testACL nat-test: deny ip 192.168.50.0 0.0.0.255 10.7.7.0 0.0.0.255 ...
Resolved! Cisco 800 series router problems
Hello.The internet speed of the Cisco 800 series router does not exceed 20 mb. How can we solve this problem?
I have two router connected with EBGP peering , i can able to ping both router's IP address,but i cann't establish neighbour reliation ship.following error messange in log message , can anybody tell me urgently*Mar 1 03:54:39.022: BGP: Import timer ...
Resolved! ISR4351 Won't boot on new IOS version
Hello, I am working on an ISR4351. It is currently running version 15.5(3)S4b, and we want to update it to 17.3.4a so it can support smart licensing. I have followed many community discussions and haven't found my problem. #show versionCisco IOS XE ...
Hi,I'm trying to understand concept in used in Leaf and Spine topology. My underlay network is OSPF and all switches has successfull OSPF relationship. My overlay network is build using eBGP, the 2 SPINES switches are in ASN 64500, and each paire of ...
Resolved! BGP Between Nexus and IOS Stack
HiPlease see attached, the x2 Nexus 5k Switches are configured has a VPC pair already VPC domain 10I want to configure ibgp between the Nexus Switches and the IOS Sack, the IOS Stack is runing EBGP peering with ISP Router,we have subnets Southbound o...
Hi I'm a cisco student and I have been told a number of times that when testing the show running-config command should be a last resort and should be avoided where possible in packet tracer is the show running-config the best command to view the bas...
Hello there, i would like to implement some special nat configuration to a Cisco ISR 4331. I have one outside interface, in this example with the address 11.22.33.44 und an internal interface, lets say 192.168.1.0/24.They are both in the same VRF. Us...
Hi All,We have 6880X as core switch wiht 2 INTERNET links. One internet link is fiber and the other one is Microwave.We are running BGP with Multipath enable which is doing the Auto load balancing on both linksHowever we are facing some issues with C...
Hello guys. We have deployed new Cisco 1111-8P routers in most of our branches, but what i have been noticing lately is that the routers will suddenly become unaccessible via ssh, when we login via console, we can see that ssh is disabled, we have to...
