PDF-Encoders & Resolvers:

How to Choose the Right Feedback Option This White Paper summarizes the difference between encoder and resolver feedback technology helping the reader understand which type of motion control is rig. How resolvers work resolver sig nal format and how to use resolvers with com mercially available resolvertodigital converters adm tec Advanced Motion Technology Electrical Characteristics Electrically the Rotasyn like a traditional resolver is a tra Geoff . Huston,. George . Michaelson. APNIC Labs. October 2015. Recap: “Happy Eyeballs”. Plan A: . If you are Dual Stack and the service you are attempting to connect to . i. s Dual Stack then try to connect using V6 first, and if the connection attempt fails then try using V4 . Presented By:. Loris D’Antoni . Joint work with:. Margus. . Veanes. Motivation. String Encoders and Decoders are. Ubiquitous: . transformation from Unicode text files in the Internet to in-memory representation of text. Quadrature Encoders. Mike Zook . 30-Aug-2016. Training Objectives. Encoders are used to track position. Three modes of control:. Torque. Speed. Target. Math is your friend. Match motor outputs to encoder inputs. Geoff Huston. APNIC Labs, May 2015. The Internet is all about US!. What’s the question?. How many users do <x>?. How many users can are running IPv6?. How many users are using DNSSEC validation?. Geoff Huston. APNIC. . One of those . wtf. moments…. This figure was produced as part of some related work that was measuring the additional time penalty that would apply when the name being resolved was signed using DNSSEC.. Geoff . Huston & George . Michaelson. . APNICLabs. September 2012. What are the questions?. What proportion of DNS resolvers are DNSSEC-capable?. What proportion of users are using DNSSEC-. validatingDNS. Michaelson. . APNICLabs. September 2012. What are the questions?. What proportion of DNS resolvers are DNSSEC-capable?. What proportion of users are using DNSSEC-. validatingDNS. resolvers?. Where are these users?. Jun Ho Huh. Research Scientist. Cybersecurity Lab. . Saurabh Verma, . Ali Hamieh, Jun Huh Ho, Siva Raj Rajagopalan, Maciej Korczynski, Nina Fefferman.. . 1. Motivation . money talks!. . 2. It’s becoming very serious!. Michaelson. . APNICLabs. October 2012. What are the questions?. What proportion of DNS resolvers are . capable of performing DNS queries using IPv6?. What proportion of users are using . IPv6-capable DNS . Plaguing the Internet. DNS based DDoS attacks increasing. Late 2012 - DNS amplification remerges as a problem. January 2014 - new . innovation with . random subdomain attacks. Major attack . vector - open home gateways . APNIC. . Measuring the Internet via Users. At APNIC we’ve been using online ads to measure the . u. ser’s view of the Internet for some years. We ask users to fetch a unique URL. This involves a DNS resolution and a HTTP GET to our servers. Geoff Huston. APNIC. Some thoughts about . for. Well . –. guess - from the snippets that have been released. …. It was a . Mirai. attack. It used a compromised device collection. It used a range of attack vectors. in today’s Internet. Geoff Huston. APNIC . June 2016. What is being measured?. Clients who will perform DNSSEC validation of a domain name. Using RSA/SHA-1 as the crypto algorithm. Who will not resolve a badly-signed domain name.