I have a network with 21 9300 L3 routers, I'm confused as this is my first time setting these up, they are able to ping the internet from the vlans but when i try to ping from the cli 8.8.8.8 it fails, it only works from the main 9300 at our hq that...
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Hi Have done a NX-OS Upgrade from 9.3.6 to 9.3.8and get the following output after upgrading / reload / SMU install / reload Z# show install inactiveBoot Image:NXOS Image: bootflash:///nxos.9.3.8.binInactive Packages:nxos.CSCwa25377-n9k_ALL-1.0.0-9.3...
Hello, I have a REP ring that is connected to a switched environment. What should be noted that REP sends TCN in the MSTP Domain ?If I simulate a break in the ring, the core switch (MSTP Domain) keeps the client mac on the wrong interface until the ...
Every 1-4 hours we see messages like this: *Mar 11 16:04:56.532: %CONST_DIAG-4-ERROR_COUNTER_WARNING: Module 9 Error counter exceeds threshold, system operation continue.*Mar 11 16:04:56.532: %CONST_DIAG-4-ERROR_COUNTER_DATA: ID:60 IN:0 PO:255 RE:521...
Good Morning,I have a 3750x stack running 15.0(2)SE6.Today I started seeing some weird problems in the logs" %ADJ-3-RESOLVE_REQ : Adj resolve request: Failed to resolve <IP Address> <vlan ID>..To my knowledge no changes have been made except updatin...
Do you need a network that offers the scale, security, and manageability needed to support the demands of hybrid work? Join us to learn about the new extension of the Catalyst 9000 switching family, the Catalyst 9000x models. The Catalyst 9000x mode...
Hello.I need to enter an IOS command where a question mark is included into the string. Do do I do this? When I press "?", the CLI shows med the command syntax for the command. I am pretty sure there is some kind of escape key to press to tell CLI to...
When I press and hold the reset button for 10 seconds my router does not perform a factory reset.
Hi Guys, Can I ask for the configuration of DHCP Server in my switches?Thanks, Mike
Resolved! Routing and pinging help.
Hi,The image and packet tracer zip file below shows my setup for the router and switch. Right now, I am not able to ping PC0 to Router 1. The only things that are able to ping each other are Router 0 and Router 1 as well as Router 0 and PC0. I'm stil...
Hi guys,I would like to connect 2 cisco switches using its SFP ports, if you guys can give the cli commands for both switches it will be much appreciated.Thanks in advance. Regards,Michael
Hi,Have one know that Catalyst 9200 Switches CLI can show the transceiver information?Thanks.
hi,Is it possible in cisco switches to create users in core switch and push all users to other switches in the same network? As we manage Vlans through vtp server and client.
Resolved! Example of untagged traffic?
I know that the native vlan is used for untagged traffic and from what I've googled an example of untagged traffic could be STP or VTP management traffic this makes sense to me but the other kind of traffic could be from a legacy device that does not...
Hi why it show security vulnerability even without config ntp? I got the below the same message normal switch. but this device is a little special. please see show version below Network Time Protocol (NTP) Mode 6 Scanner 1A#sh verArista DCS-7050QX-3...
