Switching

Hello all. I have setup a few trunks before between Cisco ASA5505 and CISCO 1252 access points, with no problem... However this one will not work for some reason, and I have been unable to find out why.. If I put the port into Access Mode, I am able ...

We have configured all of our switches to send their syslogs to our What's Up! Gold syslog server. Unfortunately, the logs are getting swamped by tons of link-status up/down messages almost all of which are from a bunch of Alertus beacons that cycle ...

Hello,I apologize in advance if this is the incorrect community to post in.I work for Isilon (EMC) and have a customer that is attempting to use a Cisco 5k and a Cisco 7k switch  with a Nexus 2k fabric extender.When attempting to use the fabric exten...

We are trying to configure a Cisco SF300-48P so that when we plug in a specific manufactures device the port is set to a specific VLAN.We have configured mac address groups and assigned the groups to the required VLANs but when we plug the devices in...

Hi all We have a Cisco ESW-520-8P- K9 POE switch that i would like to use for my IP security cameras and each of them require 7.5watts. I have noticed within the configuration of the switch you can nominate how much power goes to each port and as a d...

HiI've started studying for the CCNA and used Packet Tracer today to build a network and play with the features.I've attached a screenshot of the area where I found a problem and I was hoping for some help to trouble shoot it.The issue is I can’t' pi...

I just bought a bunch of 3850 switches but am having a problem getting them to recognize the SFP module. When I insert the module I get the following error:*Jun 10 05:39:29.019 EDT: %PLATFORM_PM-6-MODULE_ERRDISABLE: The inserted SFP module with inter...

I need to upgrade Cisco 2960S Stackable IOS this week. But before I want to know what is the process used. HSP_TRSF_SWPB_E3#show processes cpu | include HULC  54           0         1          0  0.00%  0.00%  0.00%   0 HULC ACL Tcam Me  63          ...

Hi All, Simple question. I have two switches connected via 1Gb link. They are running rapid pvstp. The layer 2 topology is the one below depicted.I now need to upgrade the connection with a 10Gb link, keeping the 1 Gb link for backup. My question is:...

I'm trying to decide between uplinking a pair of stacked C2960S switches that are part of a Hyper-V cluster environment to a C3560X switch OR just connect the Hyper-V hosts directly to the C3560X.Here's some background of the environment:- Hyper-V 20...

I'm getting interface resets on one of my switches. and the reset happens to all interfaces.Does this indicate that I have a hardware issue. I do have some strange network traffic problems from the devices that are using this switch and subnet. 

Hi everyone,hoping to get some help regarding an issue that for me is very strange. I can't seem to wrap my head around it... Ill start describe the enviroment.We currently run two Nexus 7706 as a collapsed core/dist where we connect access switches ...