Re: Smaller than a /24 for BGP?

2023-01-28 Thread Masataka Ohta
William Herrin wrote: The easiest way for applications know all the addresses of the destination is to use DNS. With DNS reverse, followed by forward, lookup, applications can get a list of all the addresses of the destination from an address of the destination. The DNS

Re: Smaller than a /24 for BGP?

2023-01-28 Thread William Herrin
On Sat, Jan 28, 2023 at 5:48 PM Masataka Ohta wrote: > The following way in my ID: > > The easiest way for applications know all the addresses of the > destination is to use DNS. With DNS reverse, followed by forward, > lookup, applications can get a list of all the addresses of the >

Re: Smaller than a /24 for BGP?

2023-01-28 Thread Masataka Ohta
William Herrin wrote: Use Multipath TCP https://datatracker.ietf.org/group/mptcp/documents/ Doesn't work well. Has security problems (mismatch between reported IP addresses used and actual addresses in use) and it can't reacquire the opposing endpoint if an address is lost before a new one is

Re: Smaller than a /24 for BGP?

2023-01-28 Thread Masataka Ohta
William Herrin wrote: That multihomed sites are relying on the entire Internet for computation of the best ways to reach them is not healthy way of multihoming. This was studied in the IRTF RRG about a decade ago. There aren't any > other workable ways of multihoming compatible with the TCP

Re: Smaller than a /24 for BGP?

2023-01-28 Thread William Herrin
On Sat, Jan 28, 2023 at 11:24 AM William Herrin wrote: > QUIC is better, but it still leaves finding the server's new IP > address as an exercise for a process outside of the protocol. Gah, brain spat out the wrong info. Bad brain. QUIC doesn't allow the server to change its IP address; only

Re: Smaller than a /24 for BGP?

2023-01-28 Thread William Herrin
On Sat, Jan 28, 2023 at 10:15 AM Donald Eastlake wrote: > Use Multipath TCP > https://datatracker.ietf.org/group/mptcp/documents/ Doesn't work well. Has security problems (mismatch between reported IP addresses used and actual addresses in use) and it can't reacquire the opposing endpoint if an

Re: Smaller than a /24 for BGP?

2023-01-28 Thread Donald Eastlake
Use Multipath TCP https://datatracker.ietf.org/group/mptcp/documents/ Thanks, Donald === Donald E. Eastlake 3rd 2386 Panoramic Circle, Apopka, FL 32703 USA d3e...@gmail.com On Sat, Jan 28, 2023 at 10:07 AM William Herrin wrote: > On Fri, Jan 27, 2023 at 9:49 PM

Re: Smaller than a /24 for BGP?

2023-01-28 Thread William Herrin
On Fri, Jan 27, 2023 at 9:49 PM Masataka Ohta wrote: > That multihomed sites are relying on the entire Internet > for computation of the best ways to reach them is not > healthy way of multihoming. This was studied in the IRTF RRG about a decade ago. There aren't any other workable ways of