Cisco CommunityI'm sorry to ask this question here, but after searching for many hours on the Net, and asking my teacher twice for more information, I'm still completely lost, and need some help.I'm studying at university and I have a class about all...
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I have few 8-port 3560's (WS-C3560-8PC) that I have been using to roll out a Metro Ethernet upgrade. I have one switch that originally configured just fine, but now it is displaying all kinds of gibberish in the console window. Stuff like this:þ]ÿë...
Resolved! 3650 Output Discards
We have issues on all of our 3650's, we are getting a lot of output discards. I believe there is bug that can produce discards that arent actually there.Port Align-Err FCS-Err Xmit-Err Rcv-Err UnderSize OutDiscardsGi1/0/1 ...
Here's the basic layout. Both cisco switches are flapping on ports 23 and 25 which are trunks. The MAC's exist on the 'right' side only. No router on the network, layer 2 only. Am I missing something simple?
Resolved! VOIP traffic taking the wrong route
Hello all,I am fairly new to Cisco switches and have an issue I can’t seem to remedy.We have a switch stack with 3 nodes in it (OLD). This connects to the CORE and is being replaced with a another switch stack containing 6 nodes (NEW)During my testin...
I need to reboot cisco switch 3750 but encounter below issue. It seems the seems switch hast lost its image. May I know we can download the image again and upload it into the switch? Is the image still available in Cisco Support?Base ethernet MAC Add...
How to remove mac filtering from cisco switch 3750it has 48 ports i need mac filtering disabled on ports 2/0/7 and 2/0/08 can anyone please tell me command
Resolved! VSS redundancy force-switchover
Have two cat6500 in VSS. With single SUP 720-10G in each chassis. If I were to perform a redundancy force-switchover command to fail over to standby SUP which is in the other chassis. 1. What happens to the former active SUP. Is it reloaded? 2...
I just started . I am unable to attach webcam to device. I tried to change its setting to ethernet adapter but no option for add ethernet showed . Can you please clear the concept of PT lab . I read it while i was going down to solutions. Is there an...
Hi,We have an SG300 & SG350 Series Network Switches for our offices. All the Switches Having the latest Firmware.VTP mode commands not available in that switch's, we would like to know any another protocol is there?
The premiseA switch out of the box already shows "stack behaviors and messages".As indicated correctly by Reza Sharifi and Martin L, this is common behavior on stackable models. Basically they are always "stack-ready"Device Details Switch Ports Mode...
Resolved! Upgrading C9200 Stack Question
One of my customers has a Catalyst 3850 stack that we are looking to replace with a C9200 stack. Question is that if we need to upgrade the ios on the switches, can we upgrade member by member and still pass traffic on the members that are not being ...
Hardware and network setup as follows:Meraki AP connected to Cisco 2960>Cisco 2960 connected to Cisco 4500 stack.>Cisco 4500 stack splits traffic, (Comcast Internet) / AT&T MPLS connection to our main site (Cisco 9300 stack)>Cisco 9300 Stack to DHCP ...
Resolved! Sync router and switch time to domain
Hi,Am trying to sync the time of my cisco devices to the time of my domain. I am running a windows server 2008 domain but I am not using an external time source. I have tried to point my cisco device to my domain controller as the NTP server but with...
Hi Everyone. We are facing an issue regarding slow speeds on Apple devices (Macbook Iphone and Ipad).We currently have 500 Mbps internet link. We are using Cisco 3850 switch and Aruba 7240 controller with Aruba AP 555. There is no issue for Android m...
