Switching

Hi all:I am working with one of our customers who has a 3750G-48TS. They recently noticed that on some of the ports the status LED blinks alternately green/amber under heavy load, and the "input errors" counter for that port increments.According to ...

Hello,we have a problem with our switch stack.Currently we have 9 switches in the (2 GigabitEthernet Switches and 7 FastEthernet Switches). Basically the transfer rate between Servers and Users located on different switches is creating speed problems...

Hi, I have two sites connected via fiber (10km apart). SiteB uses SiteA for it's WAN (internet) connection. They both have different VLANs on either side of the connection. I want to bring another building online at SiteB, but connect it on vlan 200 ...

Configuring 802.3ab port bonding on switchI have never done port bonding before, does anyone know what the commands are to enable it on a Gig Switch.

In reference to the IPv6 headerI understand the IPv6 header is 40 bytes in length - fixed.One of the fields in the v6 header is Payload length.This field is fixed at 2-bytes in length and depending on the value of each bit will determine the total le...

Hi,I have RDP server installed at the servers VLAN and the users "thin clients" on another VLANs. I'm asked to enable the thin clients communicate "multicast" to see the RDP server. Frankly, i don't have any idea about the RDP or the thin clients. I ...

I just looked at an implementation of a router on a stick that supposedly will not be a bottleneck because of the MLS between the router (7200) and the switch (3750). Does anyone know if the MLS works in that configuration?I have been doing some res...

I have a 3750 switch. I am creating a wireless guest network using an ASA 5550 dmz to provide dhcp for this guest network. I have created the dmz network and placed it in VLAN 200. If I plug my laptop into a port on the switch in vlan 200 I receive t...

To check whether a switch is healthy and all is ok what should I be looking for in addition to the following?show logsshow proc cpushow proc memshow env allWhat else should I be looking for?Thanks

I have a Dell PE 2650 server which has two Intel Pro/1000 NICs which are teamed, so 1 IP between the two. They plug into my 4507, where each port is in a different channel-group. Each channel-group has a second member port, which is connected to a ...

I having trouble finding the part number for a 2 port OC12 card that does POS for our CAT 6509. Any suggestions?

Is there a way to setup port security so that our laptop users can plug into the lan in multiple places around a building while preventing outside users from coming in and doing the same. Purhaps a table of pre approved mac addresses that the switch ...

HiIam doing some testing in connecting a legacy network running Rapid PVST+ to our core network that runs MST.The legacy network will have 2 links to the MST core network both as access ports. As expected one port goes into blocking. We then configur...

I've looked for an answer to this question but found none, so I'll post it here. I have a network with 20 6509s, over 500 other switches, over 8 firewalls, 2 ISPs, BGP, EIGRP and OSPF. I currently have a CCNP and I'm the lead engineer, on a network...