Routing and SD-WAN

I added this STP network(3 L3 switches) into my exiting Route Redistribution network. I assigned trunk ports to appropriate  Gig. port to create trunk link between switches. I also issued command: spanning-tree vlan 10(20)  to each trunk port. I adde...

hi all, i have one VDSL connection from ttnet in turkey.i have configured the cisco c887va router . as per my knowledge the configuration is correct, but still i am not getting IP address from ISP. the VDSL interface is showing up and in the router a...

I want to configure our unused Routers 1921 with HWIC-4ESW and 1941 with HWIC-1FE for manual replacement for our attached any running router if damage. But I don’t’ know how can I configure same as running router?Pls. find the attached network design...

I have what I am sure is a simple question, but after reviewing the documentation, I just want to be sure:  I have two internet connections coming into my 2921.  One is a 50/50 symmetrical connection, the other a 100/20.  If I want the router's load ...

How do you measure the current throughput on a Cisco 2811 router?We will be replacing this unit with a 4000 series one but the new devices limit the amount of throughput and require a license to increase the limit.Also, anyone aware of the commands t...

Hello,i want to use the 1921 and the LTE Hwic to access the Internet. My Provider is Vodafone Germany. I don´t be able to access the Internet. I use the sample config in the Cisco Manual. Can anyone give me a hint why my config dind´t work?Thanks Fra...

Hi All,I'm facing with some network issue in production environment. Recently we lost communication with both switches and routers, cannot ping (Physically running). After a while the network back to normal. FYI few days back we upgraded our switches...

I have a Cisco 871w which I am using as my router for internet access. It is connected to my cable modem. My outside local interface is Fast Ethernet 4. While my inside interfaces are Fast Ethernet 0 - 3. The subnet for that is 192.168.1.0 255.255.25...

I am a newbie to Cisco.  I have a router that pings another at a remote location.  We only use pings on this particular router to monitor a link, so when the pings drop we know a link is going down.  It used to do a continuous ping of the distant end...

We have a ASR 9K router which has below inteface. Interface is up but IP to its intrafce is not pingable.This is something weird behaviour as IP should ping intrface is up. Below are the details. Please give ur suggestion i believe its a intrafce iss...

Hi expert, I need your advise on a new deployment.I currently work in a small ISP, and we currently have over 20,000 customers.What we want is to seperate our core from border gateway, i.e. we want to use BGP on the border ASR and ospf on the core an...

I work for a service provider and I have a customer that is complaining of drops and CRC errors on his T1, but only when he's pushing traffic across it.  The T1 has been stress tested repeatedly and is clean.  When the customer tries to FTP a file fr...