Perhaps here are more clues (typical syslog beginining at end of startup and getting on-line):
Jun 30 06:39:27 Microknoppix NetworkManager[2616]: <info> Activation (wlan0) Stage 4 of 5 (IPv6 Configure Timeout) started...
Jun 30 06:39:27 Microknoppix NetworkManager[2616]: <info> Activation (wlan0) Stage 4 of 5 (IPv6 Configure Timeout) complete.
Jun 30 06:39:45 Microknoppix dbus[2492]: [system] Failed to activate service 'org.freedesktop.Avahi': timed out
Jun 30 06:58:34 Microknoppix -- MARK --
Jun 30 07:18:34 Microknoppix -- MARK --
Jun 30 07:29:28 Microknoppix NetworkManager[2616]: <warn> nl_recvmsgs() error: (-33) Dump inconsistency detected, interrupted
Jun 30 07:58:34 Microknoppix -- MARK --
Jun 30 08:18:34 Microknoppix -- MARK --
Jun 30 08:27:24 Microknoppix dbus[2492]: [system] Activating service name='org.freedesktop.UPower' (using servicehelper)
Jun 30 08:27:24 Microknoppix dbus[2492]: [system] Successfully activated service 'org.freedesktop.UPower'