IT notes

MTU 1453

If after upgrading macOS to 10.13.4 wifi stop working give a try to change the MTU:

Raspberry Pi 1 Model B

Raspberry Pi 1 Model B, FreeBSD + wifi cat /var/run/dmesg.boot: KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2016 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 10.3-RELEASE #0 r297264: Fri Mar 25 08:01:14 UTC 2016 [email protected]:/usr/obj/arm.armv6/usr/src/sys/RPI-B arm FreeBSD clang version 3.