Other Network Architecture Subjects

Hi,I have several 2950's and 3550's hung on trunks off a common 3550 EMI.Configuring switchport protected on interfaces disables L2 communications between these interfaces on the same switch.Can anyone tell me a sane/simple way to disable L2 between ...

I am having a problem getting my ADSL-WIC card to work with my Verizon connection. I plug it into my phone line and it pulls an IP address and proper DNS information for Verizon (one dhcp ip pulled was 71.105.142.101 and Verizon's DNS's are Primary ...

We are experiencing an issue with LAN slowness with the following setup:1 WS-C3560-48PS1 WS-C3560G-48PSVarious 79xx phones including 12's 40's and 60'sThe switches are running the following IOS:c3560-ipbase-mz.122-25.SEE3.binThe phones are running 8....

I manage a content switch version: sg0810106. I have a customer that has the following requirements:The user connects via port 8080 to a VIP on the CSS and the CSS provides them with an Arrowpoint cookie for stickiness. From there If the customer pi...

I am experimenting with port security.I have configured a particular port secveral different ways. I have removed and added security several times.I have a workstation and phone on this port.Now when I try to put the config back to the original secur...

I had somene put a patch cable from one port to another port on a little DLINK switch and it shut down our Cisco 3550 Switches.I pulled out the cable on the the amber light and it started to work again.Was that a short or somethinkg from the cable on...

I've been trying to capture the vlan tags on a trunk link using the wireshark and port mirroring with no success. Any ideas on what I'm doing wrong or what I'm missing .

Hi,I have 2 sites connected with fiber. On both sides, I have a L3 switch 4507 with several VLAN. There is OSPF on each site and HSRP.I also have a Internet access on each site.I would like that networks on site A use Internet access on site A and ne...

I came in this morning to work and it seems that the entire office was working at a snails pace (the 4506 that runs the office is in a Flat network config, only 40 devices all in the same domain). Everything runs at Gigabit or 100mbit speeds. It fe...

I will have my internal LAN with Cisco Catalyst (3750e's) and WAN with some 2801(s) to a MPLS network for my private WAN. I will also have a cable connection as a failover should the MPLS network fail. The connectivity to the cable connection will be...

Hi,In the event of a power failure would the 2948G lose its configuration if not shut down gracefully?Thanks all.

Hi, I have a cisco 2811 router with advanced security IOS (Attached config). I want to block or give the least priority to P2P traffic and give high priority to other applications like http,https,smtp,voice chat, webcam etc since its a military camp ...

Is it possible to exclude a directly connected network on a router from the routing table? In other words; lets suppose that a router has an interface in network X, is it possible to prevent access to network X from any other network without using AC...