Other Network Architecture Subjects

Hi AllWhen I push the "Stat" button one of my 3550-48's (to see the bandwidth utilization), all the LEDs on the front panel lights up. Now this 3550 has 23 2950-24's connected to it via 100MB trunks, as well as a 2980 via a Gig trunk, and another 355...

Does anyone know if gigastack configurations on 6509 and 3548xl's are supported on Topology manager? The gigstack configurations do not display on topology views. This is only when the switches have the gigstack connections plugged in. When 4 switche...

I want to know,when configing VLAN,is there the notion of tag or untag mode on the VLAN port?

This one is making me pull my hair out!We have a central office with branch offices connecting in. Some remote offices connect to a branch which then connects to central. We were using OSPF everywhere and all was well with the world.Then one branch o...

can someone provide me the urls from cisco or any other company which will have some good powerpoint presentation on BGP??...Thanks...MA

Hi, Per se If I've 20.1.192.0/18 network behind the backbone and want to advertise the same over my BGP. Why do I need static routing at my end as ip route 20.1.192.0 255.255.192.0 null 0to see the subnet 20.1.192.0/18 at m...

I am kind of new to the whole layer3 switching, so please be kind.When we purchaced the 4503 we were under the impression that we could route out the VLANs. So heres what I tries to do with out success.We have our NEC PBX that was just converted over...

I'm in the process of trying to troubleshoot the massive errors I'm receiving on one end of 3 T1s. After verifying line codes, framing and clocking with AT&T, I want to test the line with them. The problem is that they've never been able to see my ...

Is there a way to test a T1 WIC card in a router to make sure it works properly? I found some boxed cards on a shelf in our storage closet this weekend. They were opened though and no one on the current IT staff has any recollection of where they cam...

i have a client with two Cisco ISDN routers (1700) Configred With Both IP and IPX. There is two Netweare servers on Each end and they Use Ethernet_II protocol. IP works all the TIME but IPX disconnects so often that causes Servcers to disappear, The...

I have a cat 6509 switch with a MSFC card. I created a test interface on the 'RouterX' (MSFC) called vlan7. The ip address of the interface is 12.12.12.252/8Then I configured one of the free ports on the switch 7/33 to be in vlan 7.I put in a comput...

Our Supervisor module failed and we got the message :Astro Timeout Error Message and Block TX Queue and Blocked Giga port Error MessagesOn posting a quiery at the TAC they said tht this is a OSCILLATOR FAILURE.Can you please explain me what this fail...

what is the difference between:WS-X6548-RJ45 and WS-X6148-RJ45thx for your help

Hi,I would like help with the following:I have a core switch that will be connected to 4+ distribution switches. The distribution switches will connect to access switches, the Cisco three tier model. The distribution switches are L3 and are dual link...

Hello all...here is a table of Cisco Catalyst 2100 switch Catalyst 2100 - Port 25 Statistics Report Receive Statistics Transmit Statistics------------------------------------- -------------------------------------Total...