Routing

A router at the center of a star topology. Lets say it has 4 interfaces (different subnet) connected to another 4 routers (non cisco router). At this time. All I want is just those 5 routers can ping each other. I don't know this situation should use...

zHi Team   Ive got a number of hosts on my lan that I need to reference using domain names in applications.   Those applications are used internally and externally, so whilst NAT NVI helps it stuffs up aload of other things on my network so i figure ...

Hi, I have 2 isp and are connected to 2 differnt rouetrs. Both the routers are configured HSRP.Also BGP is configured on both the routers advertising our own IP Block. Goal is to sent ISP2 LAN /24 public block traffic via ISP2. For the same i configu...

I'm having trouble getting a router to ping or talk on a network. I know i have to be overlooking something easy or small. I attached a picture of a network similar to mine just to better illustrate. I have a layer 3 switch with IP routing enabled. I...

Ok let's say my internal network subnets are on 10.1.X.X /24, and the IP on the edge router that connects to the ISP is 50.50.50.49 and the ISP is 50.50.50.50. What is the IP I would use to NAT my 10.1.X network? I am not using 50.50.50.49 correct?

Hi,   I know there is an optional Forwarding Address field in LSA5 and LSA7 in OSPFv3 : "Forwarding Address, if included, is a fully specified 128-bit IPv6 address representing the next hop to the destination prefix. It is included only if the F Flag...

Hi Everyone,   I have a question about BGP.   I would like to adapt the BGP community sent by my router based on an ACL.   I have 2 routers   R1 sets a community of 0 on all routes and R2 sets 10095 on all routes. R1 is the primary router and R2 the ...

Hello guys!   I have a question. Let's say an organization is multi homed and it's peering with 3 different ISP. One ISP has the best line, it is the premium line. This organization has a client across the globe. they want this client to use only the...

Hi All I have NVI nat on this router, everything works on the LAN as expected but from the WAN, my Sip phone can register but no audio. I assume RTSP is the issue here   Ive restricted my SIP server to use 16384-16390 and opened these firewall ports ...

I'm very new to BGP and have been using GNS3 to help me understand how to configure BGP on Cisco IOS. See below what my test network looks like and I've attached the configs from the 3 devices.   I'm seeing the 3 VLAN's on the LAN Core in the Gateway...

Hello everyone. I have a couple of Cisco Nexus 3048  paired in a vPC domain and HSRP. n3000-uk9-kickstart.6.0.2.U2.2 system:    version 6.0(2)U2(2)   I'm trying to perform route leaking between VRF and GRT   vrf context CT_net address-family ipv4 u...