Switching

Dear All,I have a Lan composed in this way:Core ---> Distribution/Access Layer.I have setup 21 Vlan one for each department.In order to provide default gateway reduntancy for clients, I have configured HSRP standby ip for each Vlan among the two Core...

Hi,We use a traditional core / distribution / access design for our campus LAN, with Layer 3 in the core and distribution (including data centre) switches, with Layer 2 down at the access layer, utilising HSRP and Rapid PVST+ within each switch block...

Hello,We have several C Class on each vlan of our cisco 4510 10.0.30.0/24, 10.0.31.0/24, etc..  (about 8 C class/24 on each vlan)because we have around 1600 user in some vlan.I have heard that cisco used to recommend to have only one ip class per vla...

Hello, has anyone successfullyusedlacp to connect to an Enterasys C2 (or A2 for that matter) switch? The connection works from the 3650 to a 3550. The Enterasys lag works from the C2 to an A2 but when I try to connect the 3750 to the C2 the port-chan...

I have deployed Multicast in my environment and am trying to make sure everything is working correctly at the L2 user access switch. User can receive the mCast stream with no problem but I want to make sure that connected ports that are not participa...

Hi everybody,My ISP is using its router as the DHCP Server. Before, the branch office, has only one LAN segment and one IP segment indeed. Now the LAN is segmented into VLANs and the DHCP was fragmented into different pools.Above all the VLANs there ...

I have the CCNA Study Guide third edition. Chapter five, page 254 has a description of the ip routing process.  It descripes the ip routing process using two nodes on different subnets and a router.We've recently deployed VLAN's, so I'm asking if I r...

Hello,I am planning to upgrade 6509 from s72033-pk9sv-mz.122-17d.SXB11a to s72033-ipservicesk9_wan-mz.122-33.SXI5. I am unable to find if there is any minimum IOS requirements for 122-33.SXI5 or can I directly upgrade from SXB11a to 122-33.SXI5?Thank...

Hello,A users port keeps going up and down. I changed out the cables with new cables and it didn't fix it. When I plugg my laptop into the users port, my laptop is able to connect to the network fine.We installed a NIC in the users PC and now the PC ...

Can somebody help provide a config for the nexus 5548 in which it try to look for my 2 ACS servers and then authenticate,  authorize and also do the accounting ( logging of commands ) . If the 2 ACS servers cannot be found then it will default to the...

I have two core cat6 switches (C1 & C2). I have a WAN link 1 (WL1) connecting to C1. A particular segment route (eigrp) received from this WL1 is not received at C2. However I can see other segments route (eigrp) from the same link WL1 received at C2...

I have 7 Building all within 600 feet on one another. I currently have a L2 network with routing (rip) in the core cat 6513 sup 720 catOS. I would like to make the move to iso and OSPF to MDF 3750 then uplinked to my 3560 with the access layer that a...