Switching

Working with Catalyst 2960 IOS IOS 12.2(40)SE, when confire "storm-control multicast level 30" on ports 1000Base-SX some times the port goes to err-disable state with a log message of multicast storm on port.The level of multicast traffic on this por...

ERSPAN, what platforms is it supported on? I have found only the Supervisor 720, is it supported by L3 images on the 3750 or 4500's?Thanks!Aaron

Hi all,We have to design an IP schema from ground up, for two offices connected with each other over MPLS link managed by ISP.The two offices would have centralised administration but would not be sharing any hardware components across.The need is to...

Dear all,please explain the significance of WS in <b>WS-C3750G-12S switches</b>thanks,phani

What is the best method to change the destination ip address of a packet? Specifically, I have an application hardcoded to connect to a apps server at 10.1.1.1. However, the apps sever is actually in 192.168.1.0/24 segment, with a ip address of 192.1...

I have a network based on 3750 switches and several VLANS running voice and data applications. We are deploying a 3rd party PTT (push to talk) application on our Cisco phones. In order for this to work the vendor has asked that we enable multicast r...

helloi have "694742119 brodcast" on the Gig0/1 connected to DS-1.IS THE Brodcast Stoem command Kill this Brodcast.if so what is the Level do i need to Assigj?Mercie

Hi All,Bit of a strange question, regarding MSTP on a 6500 running 12.2(33)SXHI have picked up a difference in the docs between the config guide for this version and the previous version.The previous version has a chapter on pre-standard MSTP and say...

Hi,Had a system down situation yesterday. Pair of 3750s that act as the core L3 switch. All L3 services stopped. Jumped on the console, lots of messages scrolling. Messages about IP conflicts.After a bit of poking around, I noticed that the switches ...

Hello everyone,I have a question or 2 about the IOS of the 3550 switch. I am looking to upgrade to the latest software for this switch which is currently 12.1(8)EA1cDoes the latest ver c3550-ipbasek9-tar.122-40.SE have ssh capabilities? I also have...

Is there anyone runing this file c2800nm-entbasek9-mz.124-8d.bin on Cisco 2851? I tried to push this image through Cisco works and I get the following error:Warning - SWIM1065: Minimum RAM requirement of the selected image: 256 MB .RAM available on t...

I am trying to get my hands around the difference between bpduguard and bpdu filtering on a interface , we have both enabled on access ports and we continue to have a problem when a person plugs one of these little unmanaged switches or hubs where th...

Hi,I have C3548-XL and C3508G-XL switches in my network. Would they support SSH for CLI login? They currently have IOS Version 12.0(5)WC13 in them. Please suggest.Regards,Subbu

I have several switches where I am getting incrementing hold queue drops to the tune of several thousand over a 5 minute period. These occur consistently throughout the day.However these Hold Queue Drops (IQD) are only occurring on the VLAN201 inter...

Hello,Anyone know what this flash card is used for? Does it hold the nvram as opposed to other boxes (2500, 2600) where its built in to the system?Thanks