Page 528 - Asterisk™: The Future of Telephony

Will return the value of the entry in the database (or blank if it does not exist), or set
the value in the database.

See Also
DBdel(), DB_DELETE(), DBdeltree(), DB_EXISTS()

DB_DELETE Deletes a key or key family from the AstDB database
DB_DELETE(family/key)

Returns a value from the database and delete it.

See Also
DBdel(), DB(), DBdeltree()

DB_EXISTS Checks AstDB for specified key
DB_EXISTS(family/key)

Check to see if a key exists in the Asterisk database.

See Also
DB()

DUNDILOOKUP Queries DUNDi peers for a particular number
DUNDILOOKUP(number[|context[|option)

Does a DUNDi lookup of a phone number.

ENUMLOOKUP Queries the ENUM database for a particular number

ENUMLOOKUP(number[|Method-type[|options[|record#[|zone-suffix]]]])

Allows for general or specific querying of NAPTR records or counts of NAPTR types
for ENUM or ENUM-like DNS pointers.

ENV References environment variables
ENV(envname)

Gets or sets the environment variable specified by envname.

500 | Appendix E: Asterisk Dialplan Functions