Switching

Can anyone tell me why NAT to my DMZ fails?interface FastEthernet0 ip address xx.100.97.194 255.255.255.248 ip nat outside duplex auto speed auto no cdp enable ! interface FastEthernet1 switchport access vlan 2 no ip address no cdp enable ! interface...

Hi,Is it possible to span a layer 3 source interface to another layer 3 destination interface of different subnet?ThanksAaron

I am a bit confused as to which broadcasts (local or directed) a router will pass. I have always thought that a router will pass directed broadcasts (all the host bits on) and filter local broadcasts (255.255.255.255). But then how does it know to le...

When configuring the virtual terminal for telnet sessions, I enter line vty 0 4. Does the 0 4 represent ports 0 - 4 ? Does that mean you can have 5 separate telnet sessions to the router at one time ?

I would like to test through-put from my routers to a managment station using TTCP. Does anyone know which platforms support TTCP. I am unable to test through-put using TTCP on Cisco 827's.

I've recently purchased Cisco 831 router to start my experience with Cisco routers and get it configured with my existing LAN, but I experience many problems since the very beginning and I have few questions that hopefully will be answered :-). Here ...

I need to seet up an access port or a trunk port on the 2924xl that will allow multiple vlans.

Hi!I found in "Cisco IOS Quality of Service SolutionsConfiguration Guide" that "WFQ is not supported with tunneling and encryption because these features modify the packet content information required by WFQ for classification."So, does it mean that ...

I am connecting 3750G-24TS-24 with 2950G-48-EI using SFP in 3750 and GBIC in 2950.Also I will be connecting UTP as secondory uplink in case my primary fiber uplink fails i can work through UTP.In this case should i enable spantree in both swithces as...

Hello,I have big problem. My client has to have ISDN back-up but there is no possibility to get ISDN line to my client location. Router has WIC 1B S/T and should call in to the another router with PRI interface when there is a problem with main line ...

Hi!Sometimes I use tftp to copy parts of configuration to running-config. That is I copy to the router text file containing the needed parts of configuration. I would like to ask: is this procedure similar with scp? Or scp copies not parts of configu...

A customer called me to ask about URL filtering. He bought a 506 a little over a year ago. I haven't been on site to see exactly what IOS he has, but he wants to know if he can filter certain web sites from certain PCs. Of course the answer is yes...

I am Installing catalyst 3750G-24TS-S, I would like to know whst id SFP(small form factor pluggable), and what is the difference between the gbic module in 2950 and sfp?

OK, I have a 2501 at home and a 3662 at work.Connecting the serial port of my home computer to the aux port of the 2501 and using hyperterminal gets me into the IOS like magic.However, same cable, hyperterminal from the serial port of two different l...

I recently just was thrown onto managing a smaller network in the building I live in. Currently, there is a Cisco 1700 series router that does nat, and a dhcp server that is plugged into one of the 3 switches, handing out internal ips and dns servers...