Forum Posts
Hi,I'm attempting a version upgrade on a 3850-24S-S from:03.06.06E (CAT3K_CAA-UNIVERSALK9-M) To Gibraltar-16.12.10 MD (cat3k_caa-universalk9.16.12.10.SPA.bin)It fails with the following error:Starting compatibility checks[1]: % Candidate package comp...
I have 2 sites, one router & one switch per site. There is connectivity between the two sites on the fiber interface. The routing method is EIGRP and is configured correctly. The routes are being updated in the routing table and I can ping any IP add...
Dear All,I have configured VLAN 2 as a Native Vlan. Now I want to configure VLAN 3 as a Management Vlan.I have read from one article that we can configure Management Vlan by a command "management-vlan vlan-id". I tried this command on my cisco 2950 &...
Currently I have 2 stacked WS-C3850-24Ts running 16.12.08 and I will be replacing that stack with a stack of 2 C9200L-24P-4G running 17.09.04 -- are there any known best practices or tools for copying the configurations to reduce manual config adjust...
As part of a new implementation, I have the requirement to interconnect a vPC Cluster of Cisco Nexus N9Ks (peer-switch/peer-gw enabled), with another pair of third-party multi-services platform running [for the purpose of this analysis] as a pair of ...
I have been experiencing an extreme amount of short counter hits on my CBS250-8P-E-2G.Currently it is at 2022806 hits across all ports, and relatively even 500,000 hits per live port out of the 4 in use. This is over maybe 2-3 days since I last cle...
Hi,I trying to test the 48 1G ports on this switch at the same time. I have an Exfo Tester in Port 1 and Port 48 and all other Ports patched through. Is it possible to pass traffic through the switch like this? (BERT testing)I normally would load a t...
Hi Guys, Good day! I have a question referencing the picture below. How can I make a different vlan with a different gateway on each vlan that do not have inter-VLAN routing.What I need to achieve are: 1. Different vlans and needs to be connected out...
Hi, Does UDLD work between the Nexus 5548 and a Nexus FEX 2248 and would there be any benefit? ThanksLuke
comment résoudre les problèmes des tout les ports sont désactivés switch Catalyst 2960 Plus Series SI Peo-8
I try to make the example 5-8 in chapter 5 : Analyzing Ethernet LAN Switching but the (Why in this diagram the switch sees 5 devices instead of 4) any one can help in that
Dear Cisco Community, I've a big problem: A Software Update on a Cisco 9200 Stack failed, because the power supply accindentally got cut off while the update was happening. Now one Cisco Switch is working fine, the other one is stuck in the followin...
Resolved! Cisco 2960s port stuck on "disabled"
We have a Cisco 2960S-48FPS-L switch with a single port that refuses to enable no matter how many times I run "no shut" on it. Even after defaulting the port to factory settings "shutdown" still shows in the running config. Tried rebooting the swit...
Hello, I have a c9500-48y4c that is a couple of years old, finally pulled it out of a box and got it configured, after a planned power outage (equipment was unplugged) the switch can no longer see any interfaces. When the system is booted fully port...
