<div dir="ltr"><p style="margin:16px 0px 5px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal"><b>SIS-DTN Telecom 20240725</b></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">deepspace mailing list meeting yesterday</p>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">See <a href="https://deepspaceip.github.io/">https://deepspaceip.github.io/</a><span class="gmail-Apple-converted-space"> </span></li>
</ul>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Presentation on using Segment Routing version 6 (<a href="https://deepspaceip.github.io/meetings/ietf120/ietf120-deepspaceip-srv6-store-forward.pdf">SRV6</a> )as a replacement for / alternative to BP</li>
</ul>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Simon’s putting together an issues list on GitHub</p>
<p style="margin:16px 0px 5px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal"><b>Everybody needs to send their GitHub ID to Simon</b></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">IETF DTN WG meeting (in 1.5 hrs?)</p>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Will have a rechartering discussion</li>
</ul>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Will likely bring in work from deepspace mailing list</li>
</ul>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">ESA: Custody Mechanisms</p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Stuff:</p>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Bundle Sequence Number</li>
</ul>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Bundle Sequence ID (may be zero)</li>
</ul>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Xxx</li>
</ul>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Custody Transfer Extension Block</p>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">1</li>
</ul>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">2</li>
</ul>
<ul style="list-style-type:circle">
<li style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">3</li>
</ul>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Custodians remove any previous CTEB and generate a new one with new sequence number and ID</p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Sequence of signals:</p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">CBOR array [start, length, ident]</p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal">Could use more ‘codes’ to signal things like: “this node is NOT taking custody but is going to forward the bundle”.<span class="gmail-Apple-converted-space">  </span>This signal would allow the current custodian to commute a NEW retransmission timeout (based on the custodian’s notion of where the bundle would be forwarded given the contact plan -- could do a better job if provided with information about which outgoing contact the bundle would be scheduled to but that would probably blow the ‘compressed’ notion out of the water since you’d need one entry per bundle -- probably better to just say ‘I’m forwarding this’?)</p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:"Helvetica Neue";font-size-adjust:none;font-kerning:auto;font-variant-alternates:normal;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;min-height:14px"><br></p>
<br class="gmail-Apple-interchange-newline"></div>