Switching

I have  2  Layer 2 wireless VLans  90 (users)  and 98 (WAP management which terminate on ASA firewall These vlan  are present on all switches and on the core switch via trunk ports.I would like to block these VLANs  from accessing  other VLAN accept ...

I have a Cisco DPC3928S DOCSIS 3.0 2-PORT Voice Gateway. I am trying to get more control on the DHCP assignment for my home network. To achieve this, I am using the Pre-Assigned DHCP IP Addresses funtion under Lan Setup of my Gateway. The problem I a...

My cable company recently replaced my home router with a EPC3928, when it was installed, default user name is set to "cisco" and same password. Although I have changed via the management page, after a couple of days when I try to log back to the rout...

Hi all gurus, I need to NAT the source address of the traffic from my local LAN going out of the ASA firewall. From the diagram above, my outside interface IP on the ASA firewall is set at 192.168.12.2 q1) Am i able to set NAT on this outside interf...

Help, I am having trouble with my 1941 Cisco router.  We are experiencing intermittent ping timeouts, I suspected the CPU utilization but it shows around 20%/19% but when sorted the only highest value I see was IP input with only 0.80% or more. I tri...

I first created a running config/startup config from an example on youtube that enabled a DHCP server on the 2821 router. It worked great , connected a laptop to the router was able to ping and surf the internet. So I disabled the DHCP in the router ...

Hi, I have an issue regarding the correct IOS version to implement on my Cisco Catalyst 2960-Plus 48PST-S device. So the process to upgrade it worked fine, but the device system told me that the firmware is not correct. When I'm connected directly...

Basically doing some work for a company who has a stack of 3750's which are plugged into a mikrotik router.  The router has 2 lines going into it a leased line (virgin) and a backup fttc line in case the leased line fails.  They also have a backup mi...

Hello Assuming the following setup, how would I configure Netflow and on which interface? Switch 1 > Trunk > Switch 2 Switch 1 is a multilayer switch, several Vlans terminating and it has a default route of a firewall of a device connected to switch ...

Hi, I was working on conditional load balancing between our Primary link MPLS and backup link Point to Point. Assume that, we have 100 Mb of bandwidth with Primary MPLS and backup Point to Point is functional with 60 Mb bandwidth. Now let me elabo...

Hi All, Error : Serial0/2/1:1 is up, line protocol is down I can see the serial interace up and line protocol is down, This serial interface is part of Mulitilink. In what situation interface up and line protocol is down. Thanks, Praveen.

I have two 4506 core switches to which various model switches are connected forming redundancy in access layer. Yesterday most of the access layer switches started dropping over network with 1 out of 5 ping being successfull. When we rebooted the sec...