Routing

I am having trouble narrowing down what is causing these messages.  About every 4-5 weeks we're seeing our VPLS network go crazy for about 15-30 seconds.  They seem to be getting shorter as time goes on, but I would like to find the cause.  Sep 27 20...

Hi,I'm trying to get PXE booting working over a DMVPN link.I'm currently at the point that the PC gets an IP address, and then tries the TFTP boot, but I get the message:PXE-E32: TFTP open timeoutPXE-E32: TFTP open timeoutPXE-M0F: Exiting Intel Boot ...

I am going to try my best to explain the issue that I am having in a lab that I setup. I am adding a screenshot of my lab simulated in packet tracer. I am using IP helper-address commands on all routers so that it passes dhcp commands to my gateway r...

Hello cisco experts,I have a project in packet tracer and I need some help, I wanna know the commands to configure this network to search how every command operate.Set of specifications is a picture : 

We have a mid-sized customer that is adding a second ISP to maintain availability for which we will be using BGP to peer with both ISPs. We are looking at different options as far as ISP route advertisements; does Cisco have equipment (router or swit...

Good afternoon, I have been toying with two different designs that will hit production shortly.This is a single cloud DMVPN, that will be used to backup a number of point-to-point links. (private leased lines, a few different types, but irrelevant in...

We have several (actually a lot of) QinQ transports (by the same provider) between one central location and many remote sites and we're looking for a way to reduce the number of physical connections at the central location (currently one interface pe...

Hello dear friendsI have new cisco router 7200 vxr, I inserted the PA-MC-8TE1+, and when I connected through to the router, I tried to find these T1, or E1 inside my router configuration but couldn't find one, when write: show ip int brief i ONLY SEE...

We have a DMVPN architecture that can use several paths from the Spokes to the Hub, depending on the interface on ther spoke router.  These can be in order of priority - so I want to use GigabitEthernet0/1 first, then (if that link fails) use Gigabit...

Dear all I'm facing an issue of telnet acecess in SG300 series switches for few minutes everyday  anyone has the same problem ? does anyone know he reason behind this 

Hello everyone, I'm facing a issue which is making me to have nigthmare.To give an image of the architecture  : |----Cust_LAN---|   RIverbed | SWitch | --- CPE 1 | ----Int g0  is the interface to the WAN ---------> PE1 [BACKBONE L3VPN]               ...

Hi,Need to know role of IGP in MPLS. If I have BGP (fully mesh), what is the use of IGP in MPLS?Thank You

Ok, I have successfully configured PBR on my ASA 5515x with the help from the community here. :DAs shown below is my configuration in GUI Based as well as CLI Based (Both are the same) Problem: 1. What does the warning mean (scroll down)? It says tha...

We are having problems connecting a Handheld Nautiz X4 Rugged WEH 6.5 PDA to a customers Cisco 1600i AP, anyone had similar problems with a rugged WEH 6.5 PDA and this AP in the past ?