Yesterday, I tried using normal traceroute to see my hops to Google DNS. Every time I issued that command on my router, it would fail before hitting the internet. Even when I tried an extended traceroute, without a source, it would fail before gettin...
Forum Posts
Hello.I am personally a little fresh to the engineering side of networking but have experience in setting up and troubleshooting networks that have been set up. I've been tasked with putting together a network for a campus where the on site admin has...
Resolved! 2 Routers are Unable to communicate.
Hi everyone,I would like to ask your suggestion/s on how to make my two routers communicate with each other. I tried using static default route but it did not work. I hope someone could help me. (Summary of what is happening in my lab simulation)ISP_...
Hi all, I'm suddenly having problems with a 2811 not being able to boot from flash. Each time I restert I get the error message: loadprog: bad file magic number: 0x0boot: cannot load "flash:"I have tried:- loading the image again onto the same and a ...
Hi All, I am new to the networking domain and trying my hand on OSPF multiarea configuration. In stub area configuration , I know that there is only one ABR connecting to other area( Area 0) and that is the single point of contact for all the routers...
Hello, I'm pretty new to my studies, but have built a small home lab for practice. Today I configured two 2960 and one 3560 with with separate vlans and trunks. Everything seems to be working other than DHCP. Running config from router: R1#sh run...
Hi, Please send me link for Cisco output interpreter. I want to analyze tech-support from Cisco 6500 switch. Regards, Rizwan Siddiqi
I see this topology below is possible: Notice the Asymmetric Routing interface in use. The two WAN-facing interfaces are both independent, and do not share a common virtual IP address The two LAN facing interfaces share a common virtual IP add...
can you please share your thoughts on Seeing ARP entries even though interface is down? note: we are able to see ARP entry but not able to ping IP address. we even cleared arp entry but still it is existing in the arp table with no Age limit like bel...
Hi AllI would like to know how all the main video providers such as Netflix, bbc etc stream there videos these days both on demand and live streams.Would the live streams use multicast or something else ?cheers
Dear all,I'm looking for a solution to connect 2 switches in a data-center for management purposes.Each switch is in a complete separate network and should never be connected physically to the other, however I would like to access both from the singl...
Is it better practice to use let's say loopback 0 for bgp and loopback 1 for OSPF for applicable config parameters on the same device?
Resolved! RIPv2 Auto Summary Not Working
Hello all,I'm trying to understand why auto summary is not working for some of my routers in my Packet Tracer lab. I basically have 4 routers all of them are setup with RIPv2, auto summary & have the network command set for each network. Auto summary...
Have a weird (to me) routing issue and was hoping to get some insight on the "why". I setup a remote office the other day for a client that included a router, switch and ASA. Office traffic goes out the Ethernet MPLS and Internet goes out local Br...
Hello everyone,I have a weird problem with a configuration that I have done that I use for my home office setup.The setup is based on a 1841 with FA0/0 and FA0/0 both used for WAN, with 2 different ISPs; each interface is connected to a LTE/4G router...
