Switching

Our Company has 2 fiber leased line connections that are on completely separate fiber paths using 2 separate vendor managed switches. These two switches connect to our Core Switch. I want to find a way to load balance these leased line connections. 1...

Hi, at one of our 6500 i have seen a lot of dropped packet with show mls statistics. sh mls statistics module 5 Statistics for Earl in Module 5 L2 Forwarding Engine  Total packets Switched                : 434128043313 L3 Forwarding Engine  Total pac...

This is probably CCNA 101, though I don't remember it on the exam = )Host 1 can ping Host 3Host 1 can not ping Host 2, nor can Host 2 ping Host 1I need Host 1 and Host 2 to be able to ping each other (and communicate otherwise) Switch 1              ...

Need to upgrade Sup vs-s720 10G 3c from 12 IOS to 15 IOS version. We have 6513 switch with 2 no's of 720 Sup's in one chassis.can some one tell step by step procedures for upgrade the same withs cmd's.I got the version 15  Frimware from cisco site.Pr...

Is it possible to do 802.1X authentication with ACS 5.5 based on the client machine certificate issuer (without joining the ACS to AD)? Example, If the client machine has a certificate loaded that was issued by a certain authority, allow it access. O...

I have a layer 2 network configure for multicast traffic. 1. I have two switches --3750.   Switch1 is the core switch and switch 2 is trunked from switch 1. 2. the multicast server is connected to switch 2 via and access port in a vlan...Lets say vla...

I recently started helping out at a small business where everything was installed and setup before I arrived. The issue I am having is forwarding all requests for ip: 10.141.85.200 which is not on the same network to 192.168.25.221 which is on the sa...

When "vlan dot1q tag native" command is enabled on Cisco 3750E router, the LACP PDUs are getting tagged with native vlan and being sent out of the ether channel ports which is against the LACP IEEE RFC which states that LACP PDUs are always untagged....

Hi, has anybody had any problem with 3650 and connecting to use the express setup? the quick guide says to put into express mode and use ip 10.0.0.1 for switch, the problem is the switch doesn't give out that range dhcp it is 10.0.2.1, the manual is ...

Please forgive what I'm sure is a simple question. I am new to CISCO products and am starting from scratch. In my endeavors to obtain my CCNA I am looking to buy hardware from ebay. If I need to update the IOS and\or firmware, is this something   tha...

Hello,  I have a Cisco 2960S switch,  presently I have a multimode fiber uplink plugged in to it.  base 1000sx , GBIC ,SPF port. can I add  another uplink using Single Mode Fiber , and will they run at the same time on this switch?