Switching

My customer has asked me to provide the ability to pinpoint the source of irregular high bandwidth use across their estate.They have a small network of 3x 2960-48TC-S switches. I've installed and configured Cisco Network Assistant to monitor all thre...

The main HQ is behind an ASA 5510. The remote site is behind an ASA 5505. The tunnel is established and traffic from behind either firewall is working fine. Both sides can access all the devices behind the other firewall. The problem is that I can't ...

How to upgrade/downgrade firmware of following switch.                     Please kindly inform how to do it.                     - Download site                     - Process required                   [Version that  want to use] ・Catalyst3750X ： 15...

Hi,  I have a cisco catalyst 3750X switch running with c3750e-universalk9-mz.152-1.E1.bin, where I'm able to see the running configuration & Startup configuration on the device is not in Sync even after saving configuration to the NVRAM.Startup Confi...

Dear All,I have configured DHCP on L3 switch for the  VLAN on my LAN. When the users connect an IP conflict error appears and then users are able to obtain the IP address and connect.Request your kindly suggestion to stop this error from appearing.My...

A Customer monitors servers using Microsoft SCOM. He complains that several times a day SCOM alerts because some servers seem to be unreachable. Sending endless Ping from hosts in the subnet of SCOM to hosts in a servers subnet showed that hundreds o...

Hi,Scenario:If I plug my PC on switch port X in vlan 100 and then move PC on other port Y in vlan 200 With port security with mac address sticky enabled on all switch ports then will the port Y will enter into err-disabled mode.Kindly reply.

Hi,I have configured Following GLBP Config on My Cisco 3945 routers which connected to Core 6509 via their Gi0/0 interface each.The virtual IP address is 172.19.6.4 However all traffic is passing through R2 only and R2 is AVGWhat is missing here.Kind...

as title indicates, pls explain to me. thanks a lot

We have a 3750 in our environment that is receiving the following error: usoh-nroyalton6945-sw1#show logSyslog logging: enabled (141 messages dropped, 0 messages rate-limited, 0 flushes, 0 overruns, xml disabled, filtering disabled)No Active Message ...

I have some physical servers using the Broadcom utility  to team the NIC's.  These teams have 2 members.  The software selects one of the members' MAC addresses to serve as the MAC for the team, and this is the MAC used by the OS (Windows in this cas...