now the ESP socket pair is initialized prior to starting threads
an uninitialized espsp[0] was used, causing esp_send_to_hipd() to write()
to file descriptor 0 (causing the garbled output on stdout)
the buffer_packet() function added an LSI entry preventing further
ACQUIRE messages, and therefore no base exchange or traffic,
until 2 minutes later when hip_remove_expired_lsi_entries() expired the entry
