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...
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Forum Posts
Resolved! need help pinging www.branchtf.com
Hi, I'm new to Cisco Packet Tracer and trying to do an assignment where I ping www.branchtf.com from Laptop0 but it keeps saying request timed out.My next problem is I setup email on a PC and a laptop and need to send an email from the laptop to the ...
Resolved! Issues with Console Port WS-4500x-16SFP+
Hello,I am toying with some older hardware at work and i`m encountering some really weird ef-ing issues with a WS-4500X-16sfp+ switch.initially, using a somewhat generic and standard console cable (RJ45 >usb) i try and console connect to it but i get...
Resolved! C1000 PoE problems
Hello, I have an issue with my Cisco Catalyst 1000 switch. I have a Hikvision camera, and when I connect it to any other switch, it draws 2.5 watts. However, when I connect it to the Cisco Catalyst 1000, it draws 15 watts. I have updated the switch t...
Which one is fast when upgrading FEX switch? boot nxos bootflash:nxos.9.x.x.bin install all nxos bootflash:nxos.9.x.x.bin Thank you.
Hi every oneI configured port security on some switches with different scenarios, on one switch I connect my switch port to a Yealink IP Phone Internet port, and from ip phone (PC Port) connect to a pc. switch detected 2 mac address correctly (sw por...
Thank you all for your support.I've encountered a strange incident, and I'm very happy to hear your advice. Two 2960 (WS-C2960S-24TS-L IOS 15.0(2)SE) are connected to each other by GigabitEthernet1/0/21. The following message was printed during syste...
I have a weird issue relating to 802.1x. For 3 yrs now we have had 802.1x working with port set to authentication host-mode multi-auth. Last week, our phones stopped being placed on Voice VLAN 40 & get placed on VLAN 1. If I change the 802.1x port...
Hello Everyone!We have a parking lot switch wich is WS-C3850-48P and uplink port goes through GigaBeam LR-Ubiquity link back to the distrbution switch, I checked everything on the ubiquity link including alignment and power, including port duplex but...
Resolved! C9300X-12Y-E Copper 10Gb SFP
Hi, I have a site that is requesting a 12 port 10Gb switch, I found that the C9300X-12Y-E has what they need but they also need 2 10Gb copper ports, do I need to add a network module? Thanks
Hey people!On earlier versions of IOS-XE, before 16.3.2, you could run debug pre to get debugs of control policies to see what classes were being evaluated and hit. After 16.3.2, debugs moved out of IOSd into its own Linux daemon. Now you have to use...
Hello AllI have a cisco 3850 switch used for Distribute Layer.All Vlan and interface vlan are defined in this switch. Involved:vlan 80 name PC-vlanvlan 81 name IP-Phone vlaninterface vlan 80ip addr x.x.x.x x.x.x.xip helper address x.x.x.xIn layer 2: ...
Hi, I'm looking for reliable documentation on how to actually implement a mtu change on my network (DC and campus) with consideration of the potential impact. I would like some help on these specific topics : - what type of documentation am I look...
I was hoping someone could help with a basic diagram I am writing up. I am drawing out a diagram from a data center in Bldg-1 to the MDF in Bldg-2, then up to 4th floor in Bldg-2. Which core switch should I use in the Data center and which aggregate...
Hi, I would like to know how to copy configuration from USB to Cisco 9300 flash? Is there any guide for this? Thank you.
Is there a way to factory reset the Catalyst 9200L switch back to the zero day setup? I am completely locked out and need to start over. Thank you.
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