Free Trial

Safari Books Online is a digital library providing on-demand subscription access to thousands of learning resources.

  • Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint

Solutions

The first obvious solution to this problem was that all links must support MTUs greater than 1,542. If the client was in an East Coast city or a Midwest area, the MTU would be a design specification on the order form. A setting would be made on the fiber multiplexer, and all would be happy. But considering that we were not in any of those areas, and the transmission facilities were in some cases 20-year-old technologies, the option to “just change the MTU” was not possible. Other alternatives had to be explored. The warriors had to put their heads together.

RFC 4623

RFC 4623, Pseudowire Emulation Edge-to-Edge (PWE3) Fragmentation and Reassembly, defines a mechanism for fragmenting traffic on a VPLS network. The RFC is interesting in that it states that other means should be used instead of fragmentation by the network devices to solve this issue. The list includes:


  

You are currently reading a PREVIEW of this book.

                                                                                                                    

Get instant access to over $1 million worth of books and videos.

  

Start a Free Trial


  
  • Safari Books Online
  • Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint