Hi all,we were on IOS Version16.09.3a and did upgrade to 16.09.07.2x WS-C3850 (no PoE)Switches in stack with 4x10G SFP UplinksAll Ports are connected and STP FWD state, but blinking amber, beside that no performance issues ?we checked as per port LE...
Hello, I have about 11 of this swtich which are broken in different ways im gonna try to fix. And I'm gonna describe some of the problems I have found out. Switch 1: Green light from PSU LED 1 and or 2. FAN LED 1 and 2 are green. Front panel LED is O...
Hi all, For example, in Catalyst 3850, is there a function that becomes invalid by switching the SDM template? I think it will only change the TCAM allocation, is that wrong?
Good morning,I've managed the change the password on the switch and login to to the switch under privilege mode, and erase using the write erase, on rebooting I can see an IP address 25.180.66.205 is this a default on the switch or do I need to still...
Hey, I am doing a project for school and i have to configure Etherchannel. I am trying to configure layer 3 channel between Cisco iol and Aruba CX in Eve-ng. Cisco(e1/0-3) -------------------Aruba(1/1/5-8) When I configure them for some reason on Cis...
Hi,I know these are old devices and we have a plan to replace them with ASR's over the next 12 months however in the mean time we are trying to upgrade the line cards in a 6503-E chassis to support more routes by installing a SUP720-3BXL, DFC3BXL and...
Which Cisco Switches support QinQ?
Hi guysI have a couple of C4507 running in VSS cluster.OS: cat4500e-universalk9.SPA.03.06.06.E.152-2.E6.bin Recently I see that its performance is not good. I check with Cisco TAG and here is some information: show processes cpu sorted | ex 0.00Core ...
Hello all,I am new to packet tracer and i think this question is kinda dumb, but i cannot fix this problem for some days. So i made a network with :4 PCs (2 of them are on one VLAN, rest of them are not)2 Switches, with trunk mode on1 router between ...
I have a problem i configured ospf but this switch does not get the networks friom other switches in the configuration it only gives it's own. please how can i solve this? L3 switch:# sh ip routeCodes: C - connected, S - static, I - IGRP, R - RIP, ...
Hi everyone, I just received a N9K switch from the factory and I don't know how to configure it.It starts and displays several log messages and stops.Can you please give me any links or your knowledge when setting up an N9K switch for the first time...
This is the message that I am getting from my 1941w router. I have a isakmp tunnel built with a GRE tunnel going through it. I keep getting the following message, continously.Nov 16 08:58:09.352 EST: %DUAL-5-NBRCHANGE: EIGRP-IPv4 1: Neighbor 172.20.2...
The attached diagram shows multiple L3 switches with one DHCP server. If the PCs were being configured manually, PC1-VLAN1 would be given a default gateway of 192.168.1.1, while PC3-VLAN1 would be given a default gateway of 192.168.1.2. However, ho...
Hi guys, Im learning to work with cisco switch, this is my scenario:vlan 10 computersIP: 192.168.1.10 255.255.255.0Gateway 192.168.1.1router is 192.168.1.1can access internet and devices and pinging normal.getting IP from DCHP on router. Vlan 20 came...
Hi Guys,I have a 4-member 3750X PoE stack, IOS 15.2.Configured 3 Vlans (Data, Voice and Video) with QoS traffic policies. Everything works fine as expected. Question: For a special purpose, we want to add a new 3750X member to that stack while restri...
