Switching

I have one cisco 2960 switch . On that switch interface gi0/8 is connected to device. But when i want to show the mac address connected on that port ii cant found itStep 1>SH int statusStep 2 >How i can found that port connected device mac add.And ot...

Hello,has somebody experience with the IOS Release 15.2.1E1 for Catalyst2960s and Catalyst3750x switches?is it stable?currently i am using Release 15.0(2)SE4 - it is ok so far, only on the Cat3750x i am loosing somethimes the connection to the Servic...

Hi,We have one core switch "WS-C4507R+E" in our data centre.It is having 2 supervisor engine "WS-X45-SUP6L-E".Today suddenly all remote sites were not reachable.So, i checked for routing, i checked "show ip route"I tried every thing, after that i tri...

Hello,I have this simple lab to practise filtering traffic so R1 and R2 can't see each other in there routing tables:I've tried 3 methods and only example 1 seems to work, what am I doing wrong?Example 1 (Worked)R3router eigrp 200 redistribute eigrp ...

Hi every one,In our company we have the topology below:It seems that the LAN is stable , and everything works fine, for saving  user’s data we use mechanic ways : we  visit every user and we save its data with external hard drive, so we want to use s...

Hi,I'd like to create an etherchannnel between 2 switches.The switches are already running and have a gigabit Cat5e link between them (lets say port 25)Now I want to add port 26 and link it to port 25.I know the commands etc to configure the ethercha...

Hi all,I'm learning about the physical media for ethernet. I wanna know why we are using the unshielded twisted pair cabling?Regards, Chandu        Regards, Chandu       

I help manage a WISP network which has a Cisco 3750 at its core and a couple of Cisco 7200 routers to two separate ISPs. We have configured public and private VLANs. The infrastructure is based on point to multipoint links with cisco SG300 switches a...

Hi,I m trying to configure trunk ports between my L2 switches in etherchannel configurationI have tried to use them in desirable and in auto modeConsidering the attached network diagram , the top most switch is NTP server rest all are its clients , R...

Dear Gents,One of our Customer he have this Scenario 2 Links of internet from Same ISP- I need to configure both link in core switch both of them should work fine as per ip address listed- Users should get internet from ISP 192.168.1.1 only if ISP go...

Hello,I am trying to redirect packets to a bluecoat proxy sg using WCCP on a 3750x stack with IP services.I cant get the packets to redirect.The bluecoat device is on the same vlan as the client traffic that I am trying to redirect.It seems that when...

Support CommunityWe recently configured a stack of four 48 port 3750-x switches . We are noticing high CPU usage. "Hulc LED process" seems pretty high.This has coincided with VMware servers getting slow and non-responsive at times, perhaps a coincide...