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I need help with a configuration between 2 switches using an sfp. I need to configure the ports on the 2960s to recognize the connection and pass traffic to the new building. Secondly configure an internal vlan tagged to the 2960 with an internal vlan for testing internet connectivity. Let...

Hi Guys, I have one question on a configuration. I need a port channel for nfs like so: interface range GigabitEthernet g/2/1/12 - 13 description filer interface e0a switchport switchport mode access switchport nonegotiate flowcontrol receive on no cdp enable spanning-tree guard loop...

Hi Guys, I am having a few issues with a cross stack ether-channel. Once connecting the cables, 1 side is up but the second side is showing as down. I switched the cables and am experiencing the same issues. What is the best way to fix this/troubleshoot? Thanks everyone, Jason

Is it wise to do multiple vlan's and span them over 2 switches for reduncancy? Specifically between a dmz and another internal subnet. How is security mananged?

What is best practice to use subnetting vs vlans and trunking? For a smaller network with approx 30-40 servers and 7subnets, is it a better topology to use a layer 3 switch with trunking to segment the network or subnet thru the fw or switch and run layer 2 swiches to each subnet?

Can you have two forests with a trust with use the same netbios name?

Does anyone have any good information or know of any good whitepapers/video training in performing a cross forest migration? Would be to move Exchange 2003 in AD 2003 to a new domain with Exchange 2007 and AD 2008. I was thinking setting the funcional level of both domains to 2003 and then...

Anyone seen any detailed info on requirements, running and setting up Exchange 2007 in mixed mode? Have the need to change one office to '07, rest are running '03. Any input would be a huge help! Thanks in advance, Jason

Thanks in advance for any help; basically trying to setup a hardware vpn from an 831 (IOS 12.4) that sits behind a dsl modem which is setup with port forwarding to forward all the ipsec udp 500, ike udp 500 and nat-d udp 500 traffic to the router. The issue is I am receiving this error when...