Switching

Hi,I have two 2600s linked via Uplink. Coping data across the uplink is extremely slow (< 5mbit/s throughput), yet, there are no errors on any interfaces. I'm suspecting that this is EMI and we are replacing the links with Fiber now, but I'm very cu...

Dear All,Please any one help me how to to prevent leakage of data between VLANs?swami

Hello, there is a big problem here. I have found that a cisco router with dhcp server enabled will not hand out IPs from a pool unless the router has an interface in the same subnet as the pool.Anyone know how to overcome this? Is there a way to bi...

I am new with Cisco and like to learn some basic and advance Cisco equipments (Router, Switch & PIX)configuration.I have the following devices:Wireless linksys router (1)Cisco 2600 router (1)Cisco 1700 router (1)Cisco catalyst 3500 switch (2)Cisco PI...

Hello, I work for a town, and one of the schools needs a hardware upgrade. Looking for advice. The school connects to Town Hall thru its' own VLAN. The fiber comes into the school into a room which needs 240 ethernet ports. In a wiring closet on...

We have a 6509 12.2(18)SXF5 with 720 Supervisor Engine, and these modules: 1 5 Communication Media Module 2 8 8 port 1000mb GBIC Enhanced QoS 3 48 48 port 10/100 mb RJ45 4 48 48 port 10/100 mb RJ...

Hi folks - don't flame me too bad butsome questions rolling around I have to ask on how you do this in the real world.I know how to create vlan etc. But my question is this I have a 4507 Core switch, with 3500XL's as edge devices within the company's...

I am in need of a single management software(console). To manage and display the topology of my LAN ..I have try Cisco network Assistant, which I have recently install but I only able to add cisco devices to communities

Here is the problem. I have 2 Express 500 WS-CE-24LC switches in seperate buildings that I need to run Fiber through. I 2 GLC-FE-100FX SFP modules to accomplish this. The issue Im having is getting the 2 switches to see each other. The Fiber is f...

I have a NMD-16ESW module installed on a 2851 Router . I was trying Mac-address table command on it.I have two Vlans One for Voice and one for Data created on it.Voice Vlan:1Data Vlan : 10I wanted to secure the interface so that no one can add other ...

I've been reading Cisco documentation regarding MST - PVST+ interoperation and have some questions as I am about to do this in a production environment.In our environment (PVST+), we often manually exclude unwanted VLANs from our trunks (as shown bel...

Hi all, I know with etherchannel it treats the number of ports as 1 link, how is this done, does the switch use 1 mac address between all the ports ?

the results i got from debugging stp transmit / receive shows that the edge ports on my access switches are transmitting STP BPDU. I was under the impression that edge port (stp portfast) can receive but do not part in STP in other wards transmitting...

ervice-policy input telnet-policyQoS: policymap is supported on physical, VLAN, and ES interfaces onlyService Policy attachment failederror: failed to install policy map telnet-policyany ideas about this message?