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1 vote
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How to configure a layer-3 switch for routing between VLANs?

To route on the layer-3 switch: IP routing needs to be enabled on the L3 switch (ip routing, it is by default on a 3560). VLANs need to be created and assigned to end-node ports in access mode. IP ...
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What are the IP/MAC addresses of requests between 2 different subnets?

MAC addresses are confined to the local network because routers strip the frame off a packet to route the packet to a new network interface. The router then builds a new frame for the protocol on the ...
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0 votes

Why iBGP speaker should not modify next hop address?

One reason, I can think of, is when you have two exit points from your local AS. In this case setting next-hop-self on one of the boundary routers will change BGP's path selection to only use this ...
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-1 votes

Can I announce the same block of /24 given to me by ARIN at two different locations?

In general, NO, you cannot. As others mention, you could announce same /24 from different locations that some things like anycasting, but that requires stateless protocols like UDP (so no using "...
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5 votes

Can I announce the same block of /24 given to me by ARIN at two different locations?

You can announce it from both locations, but the result will be that traffic to the IP block will be delivered to whichever location provides the "best" route for the traffic, which may or ...
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4 votes

Can I announce the same block of /24 given to me by ARIN at two different locations?

Yes, you can announce the same prefix in multiple location on the Internet. It is called anycast, and you see examples all the time, e.g. Google's 8.8.8.8 DNS server. Google has the network with that ...
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