Switching

Dear experts, iam facing a big problem that is Access Rule1: 172.16.0.34 IP should be allowed through LAN. Access Rule2: Allowed network traffic 172.16.2.100 - 172.16.2. 254 Except the above network range no other traffic should be allowed through ou...

Below is the output of a 'sh vtp status'. What is the difference between the 'VTP Version: 2' and the 'VTP V2 Mode'?If my VTP domain is currently not taking advantage of version 2 capability, will there be any adverse effect to enabling V2 support? ...

I need some help with cisco netflow, I wanted to know which routers support cisco netflow, or are capable of utilizing cisco netflow.

Okay I'm running a wsc2950c-24 switch and a 3640 router from cisco. And I follow the instructions they have on their site and I just can't get this thing to work prooperly.The computer on Vlan 1 has an ip of 192.168.4.100. The computer on vlan 85 h...

Hello,I've got two 6513 with dual sup 720.One of the switch is at 95-96% for more 3 days.I have taken a show proc cpu, show proc cpu history and done diagnostic with http://www.cisco.com/en/US/products/hw/switches/ps708/products_tech_note09186a008049...

I find a configuration of something called reauthentication, why we use the reauthentication after a successful authentication? What's the use of it? Is it a method to achive some real-time authentication?

I have two ethernet interfaces with one running at 100mb and the other 10mb. Most users will use the 100mb link, but I want to use the 10mb link for Terminal Services traffic. I also want the Terminal Services traffic to failover to the 100mb link ...

Our ISP is delivering our traffic on a single metro ethernet link. This comes directly into G0/1 on our 3560G. G0/1 is a trunk port and allows vlans 202,210 and 285.As part of a QnQ experiment, they are sending vlan 285 as a dot1q tunnel. So G0/1 ...

Hello, I have a question concerning the functionnement of the spanning tree protocol. I want to use in order to have 2 redundant network links.I have a fiber channel (1gb) which is the main link and a microwave link (100 Mb). These 2 links are connec...

Hey There... I'm in the process of removing all of my old Foundry equipment and replacing it with Cisco. I just tried to connect my Foundry Server Iron to my Cisco 6509E via MM Fiber (I do have an sx fiber card). On the Foundry side it shows up but...

I have 3 /24 networks that connect over a VPN tunnel right now. I have created a VLAN network for one of the networks that separates the departments, but have not implemented it yet. I have connected the VLAN network over the VPN tunnel but unable fo...

Dear Folks, We had old 3500 Series Switches which we have replaced last week with 2960 48 Port ehternet and 2 Gigabit Port with SFP Module. Now I am facing the problem : The Port of CORE SW to which my one of 2960 SW is connected got in to errordisab...

i cannot get DHCP snooping to work across 2 separate switches.DHCP snooping is enabled on each VLAN and the DHCP server is located on switch 1 with the interface is trusted. from switch 2 DHCP works okay when DHCP snooping is not enabled on switch 2....

hi,I entered "erase start" then "reload". after that syst led started to flashing(green) I have been waiting for 15 min but it is still flashing and it does not work. I have unpluged and pluged the power cable, but everything is still same, could any...

Hi. I'd like to give my laptop a public IP and my 877 a public IP for test purposes.However i seem to be falling over at the first step, my router can't seem to ping any sites. Here's the config. Any ideas?Building configuration...Current configurati...