Other Network Architecture Subjects

I'm new to this environment and when I arrived I notices that all switches are trunk to one 6509 core switch, which is fine. The 6513 switch is the server farm switch and also the aggregation switch. the issue is sometimes sme users Lotus Notes and N...

Hello,I want to configure a FEC in a 4000.The problem is that while i know the FEC parameters of the peer device(Pagp,media type,speed,duplex,trunking,allowed vlans) we still don't knowthe number of ports that peer will use for the FEC (is not define...

We are doing interVLAN routing on our Core 6509 in I guess you would call a hybrid scenerio; Cat0S on SUP and IOS on MSFC2. We monitor all of our interfaces bandwidth utilization using an SNMP utility. Can somebody tell me why on the VLAN interfaces ...

Hi...One of our end users reported his pc was not connecting to the network. After checking the cabling which turned out to be ok, I took my laptop and inserted its Lan cable directly into the end user port in the 2950 switch. To my surprise the same...

Hi All,We’re designing switches in the enterprise network. We’d like to make it easy to manage and also high availability service. The attached is our design but we don’t sure it’s correct. Does anyone please advice us?Thanks a lot,Nitass

I have Cataylst 4006 with CatOS and 2950 with IOS mode. I would like to create trunk between them with VLAN 1,11-15 allowed.What command should I need to config on CatOS 4006?Thanks.

Hi everybody, I make some test about feature dhcp snooping, to explaim more I add a topology about part of my network. I find some problems on switch 1 because the IOS release doesn´t support feature dhcp snooping. Only suports the comand ip dhcp ...

Dear All,What is the maximum number of VLAN Allowed for Catalyst CE500 switch?Thanks.C.K.

I have a WS-C4510R running 12.2(20)EWA1 with dual SUPs V.There are also 10/100 48-port network modules and two 10/100/1000 ports with fiber uplinks to the MDF.Every now and then, this switch will stop forwarding packets. Hosts on the same VLAN and co...

Dear All,I have created many vlan on 4006 switch with sup WS-X4013. I found that the cpu usage is high (esp. on STP process).What is the maximum number of vlan and stp support on WS-X4013 with 4006?How can I solve this high cpu problem.Thanks.

I have a 3524 switch that when it reloads it can't find the ios file. (The file it looks for is 1 alpha character different than the actual name of the ios file)Is there a way to force it to load the ios file when I reboot it? If so what are the st...

I know how to configure the etherchannels, but would like to know why LACP over just setting it ON manually. PAgP is not an option, but if there is a reason for that over the others it would be nice to know as well. I intend to have the etherchanne...

Hi,I want to enable "ip cef" in our core routers that consist of two Catalyst 6509 running hybrid mode "IOS:121-20, CatOS:7.6.6"Any advice, issue. Also, did I need to enable "ip cef" in our access, distribution and server farm switches.Thanks

GreetingsWe have 2 DHCP Servers that are serving same scopes but different addresses. I have entered this on the cisco routerip helper-address 10.0.0.1ip helper-address 10.0.0.2My question is: How does the IOS work this? Will it try one and then the ...