Routing

When I config ip ACL on cisco 3750 switch and I can apply it on physical interface inbound only why not? But I can apply it on SVI inbound and outbound.What is concept when you use before apply acl on phycal interface or SVI? Please clarify and refer...

HiI have two cisco 2800 series routers and each has a dual e1 card (VWIC-2MFT-G703). Both routers are WAN connected via G.SHDSL The e1 controllers are configured in unframed mode. I originally configured both routers to obtain clocking from the li...

Hello,Another wird problem. When i connect my cisco 877W to the internet (12 Mb down, 1 Mb up) i get different download results.When i do a test (speedtest on the internet) connected to the cisco 877 LAN i get these results: max 650 kbps down and 101...

Hello,I have this strange problem. I have a cisco 877W connected through adsl2+. All seems to work fine except my ATM line drops randomly (time period between 1 and 2 hours).After the line gets dropped it connects again within 20 seconds.Any suggesti...

Thanks for your reply.Please i want to understand if what i understood is correct or not :-1- NAT is devided in to the 4follwoing Parts :-Static - Dynamic- PAT - Overloading .---------Static Nat :-is used only if you have one real IP Address and nee...

I am a newbie to Cisco router configs. I have just purchased a CISCO 851-K9. I have a ISP which gives me a static IP and used PPPOE. I can connect to my ISP and they can see me successful connection. From the CISCO SDM software I can ping outsid...

we have a /22 large IP segment that needs to be divided into four equal IP segments (we'll use /24 subnet mask for each segment). our ISP is advertising the /22. what could be done on our router (who's got 4 gigabit ethernets ports) so as not to affe...

We have close 4oo remote sites and around 1000 routers and switches on our remnote site of the newtork. We are plaaning to standardize the IOS accross all the router and switches. About 120 sites has modem dial back ups. what are some of the best rec...

We have a small network config problem with IP addresses or the routing table..we're not sure where the error is and would appreciate any help or suggestions. I'm sure it's something dumb like a class b or c address conflict. You can see our setup ...

Hi guys,I'm struggling with a scenario. There's a centralized server farm with several virtual instances of a software. Different customers should get access only to their instance. Normally the customer has an existing DSL connection through his pro...

I have a singe Cisco 1700 Series router. All Windows PC point to it as DG. I also have PIX 515 for "main" internet connection and another PIX 508 for site-to-site VPNs. Problem I am seeing, if I turn redirects off and one of my PC's communicates t...

Hi guys,I'm looking for some guidelines in configuring a Cisco 1800 series to connect to a cable modem. Something basic like config fastethernet interfaces, NAT, ACL's.Thank you.

I'm getting the following errors on the WAN interface. The errors increase even during times of low traffic usage. Is this normal for a DS3 interface? Sho interface is below. The input, crc and overunn errors match. The output and underrunRouter#sho ...

Hi friends,Just wanted to share a problem that I have encountered with a Cisco 3560 image. For some reason, the IOS image got deleted. The Switch was unable to reload because there was no image.how to sort out this?

I am installing a 1841 and have a bit of a problem. I need to forward all smtp traffic on the outside to a mail server on the internal network. I was hoping to do a static as I would on a pix but this does not work. Everything is running except for t...