Switching

Hi everyone i have a cisco 3900 router with a HWIC 4T1/E1 i want to obtain more than one serial interface creating more than one channel group in the controller e1 0/0/0, but when i try to make the next configuration the router show me a error "Insuf...

We have 3750G stacks that were recently configured with port-security mac-address sticky on all access ports.  A good question was raised about whether this is the best or not for our needs, seeing as half of our users use laptops/docking stations.  ...

Hello,I'm setting up a small network to connect thrree disparate networks.  Two of the networks are on the same subnet so we want to use NAT to hide the local IPs of those networks.  I have NAT working and I can ping from each network to the others. ...

Hi all, We are currently planning to deploy pfr in our environment. The ios that is currently being used is 12.4(15) on core 3845 router. i have read in my research that this ios version requires BGP or static routing only for the prefixes as shown b...

All,We tried to move over our dhcp server to another server last night. The problem is that the server is on (10.10.10.50/24) and the core switch's vlan 10 primary is on 10.10.10.1/24. There are other secondary addresses on the same svi at 10.10.11.0...

I have one switch 3750G12S I joined the company new, I found that they want to replace it with Alcatel stack switches.I didnt configure this Cisco switch before.I need some help on how to configure it.I have 4 other new cisco switches in the topology...

interface Vlan24description Internal Wireless Internetip address 10.x.0.1 255.255.254.0ip helper-address x.x.x.xip helper-address x.x.x.xip pim sparse-modeservice-policy input LIMIT_INTERNETservice-policy output LIMIT_INTERNET!policy-map LIMIT_INTERN...

A default route is given on 2 stub routers connected to each other...and where a pc pings an unknown network, what happens---Posted by WebUser Ganesh Kandari from Cisco Support Community App

Hi,Hope somebody can help me - I have an issue with intermittant issues of no Audio while on calls. I have IP handsets on a remote site working off an 881 router they are connected back to the PBX to the head office over a Private MPLS Cloud and ther...