The Community is a hub for connecting with your peers and Cisco specialists to ask for help, share your expertise, build your network, and grow professionally. New Here? Click here to learn more and get started.
Cisco Community is an active and collaborative place to learn more about our products and ask questions of peers and Cisco experts! Check out some of the most popular conversations happening right now!
Hi,I have one switch in each DMZ zone. Each DMZ VLAN has the default gateway on the firewall.I am wondering what is considered the best practice:Connecting DMZ switches directly to the firewallOrConnecting DMZ switches via the core switch (L2 only) t...
Hi all, I facing issue with a customer that want to upgrade iOS for Catalyst 3850-48T-L Switch.Current version: 03.06.06Eupgrade version: 16.09.06.SPA.bin. Actually I'm curious about downloading iOS without getting service contract.So is it safe to d...
I have customer that has a special system where the end devices don't have MAC addresses nor IP addresses. The system was previously connected via direct cables (fiber and ethernet). The customer has now requested to connect these devices to Cisco L2...
Dear All,i have a question about VLANs configuration.currently i have 4 vlan created for IP TV, IP Phone, IP Camera and Wireless Wifi. now i want to configure more VLAN for Wifi Network only because the Wifi is getting slow sometime so if i seperate ...
My client wants to upgrade their CUCM 10.5 to version 14 or even 15. However they have a UCS M3 and M4 server existing, which are both end-of-life. Problem is the M3 server cannot or may not support VMware ESXi 7.0 which is the minimum ESXi version f...
Hi, We have configured the trunk port Cisco C1000 switch with C1000 Switch. All is ok. But when we have unplugged the uplink cable after than upstream host machine drop the ICMP. We have checked the interface logging status by console cable, there ha...
i've met one Subject (no SDA/no ISE integration/few RADIUS|TACACS servers defined only in the System/Settings/External AAA servers). But i noticed that in the Assurance DNAC recognize actual ISE PSNs configured across the NADs of this large distribut...
Hi there : i have a Cisco catalyst 2960-x sires 24 ports switch .. this is a brand new item purchased the last week from local vendor . whenever i try to Putty this error message is shown as attached in the picture : would you please tell me what t...
Trying setup a 3550-48.The following command::int fa0/1switchport mode dynamic desirableIs responded to with:Command rejected: Fa0/1 not a switching port.Command rejected: Fa0/1 not a switching port.
hi, i use a cisco Sw 9200l 24p-4g. I can't use the troubleshooting menu because the sub menus not shown.the picture attached. please help me. IOS XE 17.13.1 and IOS XE 17.15.1 tested.
I'm at a bit of an impasse with trying to learn the ASR router and could use a kick in the right direction. I'm using an ASR-1001 as an alternative to using AT&T's CPE using a GPON ONU-on-a-stick which works great. The problem comes in that I can't...
I'm working on a WordPress site, CompareHeight.net, which provides detailed visualizations of height comparisons for various topics, including celebrity stats like Emma D'Arcy height and weight.While WordPress offers great flexibility, I’ve encounter...
Hi everyone, I've been labbing with ISIS a lot and noticed that it is giving me the option of applying a hello password to a loopback interface. RP/0/RP0/CPU0:R1(config)#router isis IGP RP/0/RP0/CPU0:R1(config-isis)#interface loopback 0 RP/0/RP0/C...
Hi All,Need some expertise with LG aircon. It suddenly disconnected from my wireless network, and refuses to reconnect (no changes were made). Occasionally it would reconnect and immediately drop off. I tested on a standard home router wireless with ...
Need assistance with getting my pcs and severs to connect in packet tracer. The subnet masks are all matching.Devices and servers can only ping themselves.