Switching

Hello,We're running a switched LAN environment, made up mostly of 3750 switches (and switch stacks). One one of our "core" switch stacks, we're running two different SPAN sessions for IDS, etc. I tried to add a third for another appliance, but the IO...

Hi All,I had a live site, where the router Cisco 1841 has been upgraded with IOS c1841-advipservicesk9-mz.124-5b.bin...After upgrade i had checked, the IOS was uploaded succesfully.But after boot cammand with the IOS, Router is not coming up..Did a H...

Hi,it's possible to configure GLBP on Catalyst 4503 swicth?if yes, what is the basic catos to do that?Regards and Thanks

I have a series of 2960-24LC-S switches running IOS 12.2(50) SE4. I cannot get Auto QoS to run on the ports as is done with a 3560 for example. Anyone have any ideas?

Hello.I have been working with a company that provides wireless infrastructure for large events (such as conventions).  The company has a pretty extensive wireless infrastructure (25 access points...wireless lan controller), but they have no WAN rout...

Hello everyone,I am trying to install Cisco Configuration Professional 2.4 Express on my 2821 router. During the installation process, I get notified there is 0 bytes available of routers flash memory. When I run a show flash: command, I receive the ...

I am working on an old (problem has been occuring since 2009) issue for a client.  They have some VMS systems and for certain reasons must run DECnet.  They seem to be having intermittent file transfer issues between the VMS servers.  The issue occur...

Hi netpro team,i have 2 L3 switches, where i have configure hsrp and dhcp. Now when im testing from my desktop im getting 2 ip addresses released by the dhcp server...can anyone tell me how to resolve this issue.. i have gone thru the netpro cases, w...

I have many VLANs setup on one network using a HP switch.  I am trying to extend that network to a cisco switch via a fiber connection and then convert to gigabit for cisco.  I Have a link light on the cisco but when I add a pc via a static address I...

Hello Experts,Users in my LAN are facing the Wireless access issue. When I checked that though wireless is connected but the IP address is not associated for the Laptop.Many users are complaining this issue. How can I narrow down the causes using WLC...

Hi to all, i'm looking for a freeware software able to gather information from routers using cli command such as "show ip interface brief" or something like this and save it in txt file or log file. Thanks

Japan Learning @ Cisco様の指示により転載いたします。はじめまして。初歩的な問題かもしれませんが、ご教示ください。Cisco 1812Jを利用しており、現在f0/0をWAN側として、f0/1をLAN側に設定し、ブリッジのような役割で利用しております。その他のポートは一切利用しておりません。（shutdown状態）今回LAN側の機器を冗長化することとなり、2台接続する必要があるため、スイッチポートを利用することになりました。この場合、スイッチポートにVLANを設定してIPアドレ...