Switching

How can data go from R1 to SW2 then SW1 if Fa0/2 is Blocking.Can a port be in more than one VLAN at a time?

Hi all,the reason for this question is that I got different answers from different partners :-)One company says there is no such limit. The other company claim sthat too much VRFs (in our case about 20) would cause too much workload on the Catalyst s...

hello,I have 6509 with sup720-base running IOS s72033-psv-mz.122-18.SXD3.bin.I discovered that i cant do the "show interface" nor configure on all the ports interface module 9 (WS-C6748-GE-TX card).the "show log" command is floded with the this line:...

Hi Guys,Iam running ISIS on GSR-E1200i-E600i-MX960 . ISIS has come up but BFD is not coming up some configs that i have done is pasted below need your comments:lab-as6453-mcore1#sh run int gi1/3.244Building configuration...Current configuration : 421...

I would like to know if there is any documentation regarding initial testing for cisco  switches. I will be receiving a couple used switches and would like to perform a health check; on them. I know to check the interfaces but figure there are other ...

hi guys, thanks in advanced for reading this - hope someone could help.1) I am using a Riverbed device and our usual setup is that it goes between a switch and a WAN router**  Switch --- Rbed --- WAN router --- CLOUDWAN router WAN interface: 10.10.10...

Any help appreciated but if someone can step me through the entire process so that I can go back and correct something I did wrong, that would be great. I know that I'm missing a few pieces so I will just ask the question as if I am setting up from s...

HelloI am having a go at configuring ACL. The requirements are:- I use a layer 3 switch for routing- I have 4 Vlans on my network, Vlan1, Vlan2, Vlan3 and Vlan4- Devices on Vlan4 should not be accessed by any device outside Vlan4, except for one devi...

Is the 861W-GN series supports IP Multicast feature ?In which IOS ?

Hi,I wanted to know if cisco 1812 router supports intervlan routing.I believe that it has 8 port ethernet switch(8 vlans configurable).Also I wanted to know if there are routers in small business enviroment which can do a basic routing along with vla...

HiI have a scenario where my core Switches are Cisco and I have to now provide connectivity from these Cores to HP Blade Switches.Since the STP is configured as RPVST+ on whole Cisco devices and I cannot change it due to service interuption, we have ...