* Volume 25, No. 1, April 2022:

Securing Inter-Domain Routing, Part 2              Geoff Huston             2
Thank You                                          Editorial Staff         40
Supporters and Sponsors                            Editorial Staff         43


* Volume 25, No. 2, August 2022:

Parallel BGP Protocol Processing                   Khanna/Loganathan/       2
                                                   Grewal
Transport Versus Network                           Geoff Huston            15
20 Years of SIP -- A Retrospective                 Jonathan Rosenberg      25
Thank You                                          Editorial Staff         32
Supporters and Sponsors                            Editorial Staff         35