Routing

Community,We have subcontracted Comcast to perform what they label as "SD-WAN", but to me it is simply dual homing. We have received an email from a Comcast Account manager wherein he is asking us as the customer about whether or not we want to "depr...

1. Make end to end connectivity first. 2. Block the network for these site 1)Make sure that Site 4 will not advertise any network to Site 5 which it receiving from Site3 routers. 2) On site 5 , when we check routing table of R2 router, it ...

Hi folks,A quick question for those of you who already got their CCIE or are on the way to do it. How many times do you read a book? I mean, let's take for example EIGRP: how many times did you read Routing TCP/IP's EIGRP section? Or any other topic ...

Hi AllCurrently we have about 20 sites, these have MPLS and Internet, we have 2 routers on each site all configured with GRE tunnels, then a crypto map to encrypt the GRE tunnel in ipsec, for the backup these all goes via an ipsec vpn built on our fi...

I need one basic info on RIP settings between two devices over firewall. I believe I just need to allow UDP 520 to the destination address 224.0.0.9 nothing else right. Am I right?

We have had memory leak issues for many, many years now. The platform is ASR1001HX. Back when we were running 17.3.3 TAC stated that indeed we had memory issues and to upgrade to 17.3.5. That didn't solve the problems. Over the last few years I've be...

I was having issues in setting up a C1111-8PWA-WS for the first time and decided to start from scratch.  Unfortunately I used the factory-reset all command instead of using a paper clip in the button on the back of the unit and now I am in rommon mod...

Hi,on one Nexus I have one interface in global routing table (GRT). That interface is connection to GRT part of the network. There is EIGRP adjacency between Nexus and rest of GRT network. Another interface is in VRF and there is EIGRP adjacencies in...

Need help with NAT and or RoutingHopefully this will allow the VLAN 192 traffic to traverse my IPSEC tunnel to AWS. Had Star Link modem set to a Public IP, which it still provides to the router via DHCP on intG0/1/0.PC's on Vlan 192 cannot access int...

Anyone getting this configuration by a company, you got SCAMMED!Its a fraud!!!How do I make the traffic to flow in the directionswhen I traceroute R2 (147.147.11.98) from R1 R1>R4>R5>R2 when I traceroute R2 (147.147.11.98) from R5 R5>R4>R1>R3>R2 I tr...

Testing with Loopback in a Pnet environment.     The routing of the Switch5 is set as below. ip route 2.2.2.2 255.255.255.255 192.168.1.2ip route 2.2.2.2 255.255.255.255 192.168.1.3 10Go!The other two routes were set to Default G/W at 192.168.1.1   ...

Hello,Apologies for the not very specific subject title. Im working on a production system, which many mistakes have been made today with compounding hardware issues on top of it. Im very stress rn, will have to go back tomorrow to make sure my rever...

Dear Sirs,We have encountered an issue whan connecting a switch with RSTP redundancy to a redundant Cisco ASR 920 arrangement.Each router is connected to the adjacent router, by a *tp cable in each site and by fiber optic to other sites.The routers a...