Hi All, Ok One thing i needed to know is Why the learned MAC address changes from DYNAMIC to STATIC when we apply port security on any port? Any particular reason for this behavior?
I have a Server 2012 R2 HyperV cluster with 3 servers and a Cisco 3560 Switch. I am trying to configure trunk between HyperV server and switch ports. Below is what I have.interface Port-channel10 description VM Internet switchport trunk encapsulatio...
Hi guys, I want to enable netflow on our core switch 7K running ver 6.2.8b and so I copied below lines in table 1, and I see netflow is being received on Solarwind NTA. table 1:feature netflowflow timeout inactive 15flow timeout active 60flow exporte...
We have a new monitor software that we are trying to deploy in our environment. It uses an agent that is installed on windows. The agent is having trouble communicating across a T1 tunnel from one of our remote sites and out the firewall at our HQ. T...
Hi everybody Correct me if I'm worng, but according to Cisco documentation, a switch running CDP will only share information with it's neighbor, meaning that a switch will never pass CDP information on to a second switch.Today while working on a Nex...
Hello Community!I have a simple question for most of you, how can I add the tag 46 to my VoIP traffic for following interface? Our provider rejects others tags but 46. interface FastEthernet4/0/17 description D017 switchport access vlan 2 switchport ...
hi, i went through the following document - http://www.cisco.com/c/en/us/support/docs/ip/enhanced-interior-gateway-routing-protocol-eigrp/8651-21.html#building I just wanna know whether longest prefix match is considered first over AD and metric or i...
What's the SEC license function on a 1921 router vs. not getting it with the SEC license. That is Cisco1921/K9 vs. Cisco1921-SEC/K9. Why would I choose one over the other?
Bought a cisco 2600 to play with some, trying to access the command line interface but my laptop doesn't have a console port. I bought the usb to DB-9 adapter. I downloaded hyperterminal and set it to 9600 baud, 8 data bits and no parity. When I t...
Hi, It's regarding multicast subject. but, I think it is also a part of LAN switching so.. I'm asking in here..the topology is like below. <Site A> -(eigrp)- WAN(Cisco) -- Checkpoint Firewall -- WAN(Cisco) - Datacenter(residing somewhere of multicast...
I have a Cisco WS-C6509-E with IOS, connected to a hypervisor with multiple VMs on it. The port on the 6500 that connects to the hypervisor is a trunk port and has bpduguard enabled. One of the VMs is causing the port to go into err-disable state by ...
Hi Dears,I have two 4500E Distribution switches for different VLAN ranges and different DHCP IP ranges.One of them is working good after I configured IOS DHCP Server but the other is not working; it doesn't lease IP Addresses.I have checked all confi...
I had posted this using the "Ask a question" button on the main community page but for whatever reason I couldn't find it after I submitted it so I am submitting it as a discussion instead. Hello, I can't get inter-vlan routing to work on this 3560. ...
Hi My predecessor had installed 2XCISCO 3750 switches (implemented LACP on these core switches) that is located in the server room. We have 4 Comms cabinet on different floors up-linked through fibre and all these cabinets have a mixture of D-link, H...
