[ee122] hmwk problem Number 2.16

Jorge Ortiz jortiz at cs.berkeley.edu
Thu Sep 20 16:56:39 PDT 2007

On 9/20/07, Nescio Nomen <nescionomen at gmail.com> wrote:
> For hmwk Problem #2, P16, do we know if the datagram will have a TCP header
> inside?  (Is it necessarily the case that a datagram always encapsulated a
> TCP header?)

If it's specified as only being a plane datagram (as it is in the
problem), we only need to include the IP header.

> Also, when we are transmitting into the link, how big is the
> frame header?

Treat the packet as having only an IP header and the data you wish to send.

>We haven't really talked about this layer yet.  Does the size
> of the frame header depend on the technology, i.e. optical?

It may, yes.  Different mediums may have different header definitions.


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