Routing

I was doing some sniffing of my network and noticed that my EIGRP hello packets are being sent/seen to all my internal switches. How can i stop this? Do I just make the internal vlans a passive interface or is there another way?

Dear Experts, I have the following design: Cisco 3850 switch----(10G)--->Cisco 6800 switch----(10G)--->Cisco ASR920----(1G)--->WAN Traffic is classified and marked on the Access layer 3850 switches. Cisco 6800 Trust DSCP and configure Ingress/Egres...

Hi, We are using 2 x ASA Fw to build the Site-to-Site VPN.Do u have any experience on the non-stable site-to-site VPN to China? Suddenly, the VPN still have connectivity, but it could not connect the site-to-site vpn internal subnets.

in DMVPN spoke side , what's the diffrence between crypto isakmp key test add 0.0.0.0 0.0.0.0 and crypto keyring ring1  vrf ISP pre address 0.0.0.0 0.0.0.0 key test? If I use vrf ISP, can i use crypto isakmp key test add 0.0.0.0 0.0.0.0 ? thanks

Last week We had a strange occurrence at work. We have 3 ISP's that are all doing BGP to advertise our prefixes. Tuesday Morning at 6:04 our biggest connection went down. Good thing was the others took over. This is where things went weird.  Contact...

Hi Guys... I Need Help Related To WAN ISP Configure In Router Then Connect To Switch And Access Internet On Different PC. For Better To Understand My Question. I Have 1 Internet Connection The IP Is 192.168.1.1 , Now I Want To Connect That IP In My C...

Hello, I have trouble even raise communication between two routers - one is running vrfs and second is not. I have serial cable between them and they dont see each other. Firstly - this router runs VRFs - one towards ,,internet" second towards ,,loca...

I have 3 VAPs configured. Only one has internet access.  The other two I can log on by wireless but have only limited access.  Is there a configuration setting that I can review or change to correct the problem?

Hi everyone, please help sort out the problem. I have the WS-C4500X-16 configured with BGP. Today, after an increase in provider prefixes from 22K to 62K I get the error: %C4K_L3HWFORWARDING-4-TCAMFULL: FLC Tcam full, packets will be forwarded in sof...

I have three locations connected via leased lines. One location feeds the other two to the internet. That location is also where our DMZ's live. In a year or so, we'll be getting an internet connection to one of the other locations.  In the event th...

hello, I have a multi branch WAN and each branch is connected to HQ via a Single wan link. now i need to Separate Red and Blue networks in routing table via vrf-lite, but as i've understood, vrf-lite needs at least two physical or logical interfaces...