Switching

Hello everyone,I have a scenario here with a couple of routers and 5 switches. We have a total of 5 vlans spread apart on all of the switches.Is there a command/commands which I can perform on one of the switches to deterine which switch is the root...

What is the Dual Purpose Gigabit Ethernet Uplinks.http://www.cisco.com/en/US/products/ps6406/index.html

OK, here's a question regarding theory of operation.Imagine you have 2 access switches with dual-homed L2 uplinks to 2 distribution/aggregation switches. You know, a typical campus vlan-type setup.Now, imagine distribution switch 2 acts as the STP ro...

Hi,We have a 7206VXR with NPE400 - CPU is hitting 70+%.When issuing sh proc cpu sort | excl 0.0, we get:#sh processes cpu sorted | exclude 0.0CPU utilization for five seconds: 71%/66%; one minute: 66%; five minutes: 68% PID Runtime(ms) Invoked ...

Last night my cisco 2800 router rebooted/restarted automatically. Why does this happen.. how do I check the exact reason of rebooting. pls. tell the command to trace the reason.

Hello all, I'm studying for a CCNA and I need some help:I have a scenario here:http://i3.photobucket.com/albums/y92/ddzc/ACLQ.jpgSwitch 1 - Student Network = 172.16.62.0/24Switch 2 - Library Server - 172.16.63.252/24Switch 3 - Records Server - 172.16...

Recently I have seen CPU hog error messages related to SNMP traps as well as unable to ping remotely and other qwerky things. I noticed that all the switches (4 out of 120) are running IOS v. 12.0. This makes me think there is a bug in this code. Doe...

To save space and reduce the amount of cabling in our data center, we are considering a migration to top of cabinet distribution layer for our servers.Each cabinet houses 16 servers. Currently the servers are dual-homed on copper to a pair of 6509's...

hi,when i configure HSRP do i have to configure the same configuration on both the routers or will both be working at once?can i have 4 diffent servers on one Switch(4507R) and other 4 on other?will this work or do i have to put all the eight server...

hi guys, i know this is not the voip forum but i m asking any1 who can plz help me with this confusion, see one of my friend told me that the analog lines that comes to our house are in fact demultiplexed E1/T1 lines into individual analog channels !...

We have a requirement to provide L2 Ethernet "VPNs" to our clients(Historically, we have only provided L3 MPLS VPNS) - Our clients ethernet Tails are presented to us over GBIC Trunks from our various Ethernet Providers....the providers control the VL...

We are having problems with our Avaya IPT phones after power outages at our site. Some phones will not come back up once power has been restored to the facility. The DHCP server is at the same site. Phone show error "Waiting for LLDP". They have ...

All,Weird thing. I downloaded a new image on a 3640 c3640-ik2s-mz.121-27b.binTo config IPSec. Guess what? I rebooted with this image, and Wow, there are NO any interfaces showing. NONE. All gone. Here?s a sh run:Current configuration : 301 bytes!vers...

Is there an official Cisco recommendation on how to handle scheduled power outages?I have a customer who is wanting to power down all CORE, DISTRIBUTION, and ACCESS layer switches before the power goes down, then to bring them back up in stages after...