May 2005
Intermediate to advanced
312 pages
10h 29m
English
Content preview from Mobile IP Technology and Applications
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126 Chapter 6: Metro Mobility: Client-Based Mobile IP
NOTE Path MTU discovery can be problematic in open Internet scenarios. Many firewalls are
configured to discard all ICMP messages, and encountering a PTU MTU discovery black hole
is therefore possible. That is the case, for example, when ICMP messages are being generated
but not returned to the source. Some operating systems include black-hole discovery
mechanisms that disable path MTU discovery after multiple retransmissions fail. Without
black-hole discovery, users often see odd behavior on their computers, such as web pages that
start to load but never finish.
The black-hole problem is more ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.