Switching

Cat3560Emy goal is to limit 1 mac address per port and restrict any unauthorized hub or switch.I have port-security enabled and set maximum mac to 1. I enabled spanning-tree portfast bpduguard default, and all access ports are spanning-tree portfast...

Hi all, with queing in switches, how doe they work, I know by default it is FIFO, so does FIFO work on a per frame basis or per flow ? if it was per flow I guess there would be big queues ?also how does WFQ work?who decides the queing mechanism on th...

Hi Can anyone please suggest a good book on BGP for CCIE Service Provider track?

When certain clients reconnect (namely Intel 82566DM-2 LAN Adapters) there is a flood of the following traffic.Spanning -tree-(for-bridges)_01 CTRL MAC PAUSE: Quanta It is causing massive outputs of traffic and spiking CPU on my core switch, causing ...

Hi All,I am having issues setting up and achieving the desired thoroughput after applying QoS. I would like to prioritze citrix application, but when our office uses FTP to transfer big files to another office, citrix users experience very slow netwo...

hi all,Can some one explain me what is cisco blade switch.Is it servers built in Cisco Switch .What OS it is running.I see some support Dell ,HP etc.Many thanks

We are running EIGRP on the external and internal networks using 2 different AS numbers, 465 for external and 1 for internal. The external network has 2 links to carrier network and the BGP routing is distributed to the eigrp 465 and is working as ex...

just curious...doc doesn't indicate that it does...

Hi, I have just connected an RPS to a 3750 stack of switces (everything brand new out of the boxes) and i have the following issue:-When the RPS is connected to a PWS-C3750G-48TS-S switch and there is a loss of power from the mains to the switch, t...

Is there a way to expand Ethernet broadcast domain across several VLANs. So far the only apparent solution for this is an x-over patch-cord stuck into a switch's ports. Is there a more elegant way to do this? I use c3750 switch. Thanks.

In 2003 I got a program from this website that allowed placing simple figures of a cisco router, hubs and computers and allowed you to draw lines between devices to show the network connections. Now I cannot find this program. I volunteer at a small ...

If switch's port having capability of 10/100 mbps & set to autonegotiated & other device connected to tht port support to both Half & full duplex then which one will it choose ?