00:07:30 Alan German: Remember - no Q&A tonight. Our next Q&A session will commence at 7:30 pm on Wednesday, December 21st. Questions on any computer-related issues are welcome, as are mini-presentations of your favourite computer program or on an interesting topic that you would like to share with the group? Send your questions or the details of what you would like to share to: SuggestionBox@opcug.ca 00:10:31 Mark Cayer: joining again with no Mic or Webcam. 00:11:57 OPCUG Q&A: Want to present at Q&A? Give us your material and we can create slides, or we have a PowerPoint template you can download and use: https://opcug.ca/downloads/Q&A-Template.potx Send in questions, shares, etc SuggestionBox@opcug.ca 00:12:32 OPCUG Q&A: Want to present at a main meeting? Let us know at SuggestionBox@opcug.ca 00:13:52 OPCUG Q&A: The OPCUG used to hold a drive for the Ottawa Food Bank's Holiday Food Drive every December. The Board encourages all to donate on their own. https://www.ottawafoodbank.ca/donate/ 00:17:24 Edward Morawski: node: "Not Otherwise Defined Entity' … just sayin' 00:25:06 OPCUG Q&A: Feel free to enter questions into the Chat. If I think it is important to cover immediately, I will interrupt Stéphane. Otherwise, your question will be relayed after the presentation 00:29:20 Harvey Hope: A few years ago there was mention of ongoing depletion of IPV4 addresses. Is IPV6 resolving this issue? 00:30:52 Chris Taylor: @Harvey - Stéphane will cover this in-depth 00:45:39 Jocelyn Doire: Elon recently got the OK to add thousand more 00:54:01 Jeff: Joke of the Day: "There's no place like 127.0.0.1" :-) 00:58:26 Alan German: What Is the 127.0.0.1 IP Address? https://www.lifewire.com/network-computer-special-ip-address-818385 00:59:19 Harvey Hope: What is an example of a non-routable address? 01:00:02 Chris Taylor: @Harvey - most common is 192.168.x.x 01:00:41 Chris Taylor: No Internet router will deal with something coming from 192.168.x.x the packet will be dropped 01:01:44 Mark Cayer: So why am I sitting here thinking about "The Cuckoos Egg" by Clifford Stoll ... 01:03:35 Alan German: Does iPv6 require lower case hex? 01:03:41 Chris Taylor: The other non-routable addresses were shown on a previous slide 10.x.x.x (a very large network - 16 million addresses. And 172.16.0.0 through 172.31.255.255 - a network size a little smaller 01:22:29 Chris Taylor: The non-routable addresses in IPv4 are listed on slide 35 of the deck which will be available after the presentation tonight. 01:27:11 Harvey Hope: One of the unique non-routable IP's is 169.254. 0.0-169.254. 255.255 for Automatic Private IP Addressing 01:29:00 Mark Cayer: So why does my router sometimes need to Release/Renew its IP address?? 01:30:03 Chris Taylor: @Mark - I will relay this to Stéphane after his presentation. 01:43:21 Chris Taylor: Tonight's presentation deck is available at https://opcug.ca/presentations/2022-12-TCPIP.pdf 01:44:32 Alan German: 127.0.0.1 - Remember Jeff's joke? 01:45:37 Alan German: @Stéphane - Excellent presentation of a very technical topic. Well done! 01:46:37 Wayne: Stephane Excellent Presentation! Thanks 01:46:56 Edward Morawski: Great presentation! Good review. 01:47:43 Harvey Hope: Thanks Stephane! 👍 01:47:48 Allison: That was great Stephane! Very interesting. 01:48:19 Denis Therrien: Extra! Merci 01:48:47 Gail: Thank you, Stephane! 01:48:59 Mark Cayer: Thanks Stephane. Great presentation. 01:49:03 Elizabeth: Thank you Stephane... 01:49:07 Robert Benson: Very good presentation. Thank you 01:49:21 Serge-Érik: Thx, Stephane! 01:49:38 Elizabeth: About the backbone - is that the network of T1 lines? Or are those two things not connected? 01:49:56 Elizabeth: In Ottawa, are we on the backbone. 01:50:30 Harvey Hope: What segment of a VPN connection uses UDP? 01:50:50 Elizabeth: thank you! 01:51:13 Jocelyn Doire: which is faster, IPv4 or IPv6 faster? 01:51:16 Jeff: I was asked the other day why, if Bell and Rogers could send internet service down a wire to your home, why hydro couldn't do the same thing. 01:52:29 Elizabeth: Good question Jeff. 01:52:40 Jeff: And by the way... that was an EXCELLENT talk. 01:53:59 Edward Morawski: It's my understanding that HTTP/HTTPS is a UPD connection 01:55:38 Stew Bruce: @Jeff, I have heard of people using house wiring to extend a home network but I think there is a distance limitation 01:57:54 Jeff: Yes Stew, I'm aware of those. I have a set actually but am not currently using them. I think the issue might be transformers. 02:00:07 Elizabeth: Great talk! Many thanks. 02:00:36 Michelle Faber: Great presentation. Goodbye. 02:00:49 Kirsten Fleming: Super. Thanks. 02:01:00 Stew Bruce: 👍 02:01:07 Edward Morawski: 👏🏻 02:01:16 Alan German: Next week - Q&A!!! 02:01:28 Fernando N: 👍 02:01:34 Chris Taylor: Send in questions, shares, etc SuggestionBox@opcug.ca