/usr/share/kamailio/db_berkeley/kamailio/aliases is in kamailio-berkeley-modules 4.2.0-2+deb8u3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | METADATA_COLUMNS
id(int) ruid(str) username(str) domain(str) contact(str) received(str) path(str) expires(datetime) q(double) callid(str) cseq(int) last_modified(datetime) flags(int) cflags(int) user_agent(str) socket(str) methods(int) instance(str) reg_id(int)
METADATA_KEY
1 2 3
METADATA_READONLY
0
METADATA_LOGFLAGS
0
METADATA_DEFAULTS
NIL|''|''|NULL|''|NULL|NULL|'2030-05-28 21:32:15'|1.0|'Default-Call-ID'|1|'1900-01-01 00:00:01'|0|0|''|NULL|NULL|NULL|0
|