Switching

I have a 3750G switch in my production network that only has VLAN 1 on it. All ports are in a default state and VLAN 1 is disabled. The switch is passing traffic but shouldn't having the default VLAN shut down cause the ports not to pass traffic? If ...

someone knows when Cisco should bring the VSS ability to Cisco4506??

Hi EveryoneWe are running OSPF with 4 point to point parallel links between two routers to carrying MPLS traffic.The said 4 parallel links have equal cost to load balance traffic, however the actual traffic between the 4 links are unequal.The first l...

Hi,I am having this strange issue.The scenario is like thisHave 2 routers connected to two different ISP's and have different subnets.When iam trying to give one of the WAN ip address of range of suppose router B to my pc it is giving ip address con...

Hello to you.I have PC connected to back of router. I have internet connected to front of router. I can browse the internet from PC but I don't understand why.I have very restrictive inbound access list on the router interface connected to the intern...

Hi All,We have some 3560G switches and 2950 switches. There is one 3560G used as a distribution switch connecting to other 3560G switches or 2950 switches. We configured 1000/full between 3560G connections and configured 100/full between 3560G and 29...

Hi I had a strange issue with one of my customer..Cisco  WS-C3750X-48P Access switch was not reachable and after reload it started working.I would like to know the root cause of the issue. There were no logs and no errors in interfaces.Even Cpu utili...

     Dear Concern,There is a Cisco 4507 core switch and many networks are connected here. Recently a prolink BL680c server which has WS-CBS3020 in back panel is connected to core switch with multiple physical connections ( 10 connections between co...

Hi,The core switch of our company is Catalyst 6509 with SUP2. Last week we change to new Catalyst 6509-E with SUP2T. The configuration of new core switch are almost same with old switch, we have not enable ipv6 routing. But after we change core switc...

   Hello - I have a Cisco 881 version with IOS 15.1. it appears to only have 1 WAN port (fe4) and 4 layer 2 port 0-3. Is there a way that I can configure one of the layer 2 ports as a WAN ports for load balancing and redundancy as we have 2 ISP comin...