No Error

0

Request was processed without error.

LANGUAGE_NOT_SUPPORTED

1

For an AttrRqst or SrvRqst, there is data for the service type in the scope, but not in the language that is indicated.

PARSE_ERROR

2

The message fails to follow SLP syntax.

INVALID_REGISTRATION

3

The SrvReg has problems. For example, a zero lifetime or an omitted language tag.

SCOPE_NOT_SUPPORTED

4

The SLP message did not include a scope in its scope list that is supported by the SA or DA that answered the request.

AUTHENTICATION_UNKNOWN

5

The DA or SA received a request for an unsupported SLP SPI.

AUTHENTICATION_ABSENT

6

The UA or DA expected URL and attribute authentication in the SrvReg and did not receive it.

AUTHENTICATION_FAILED

7

The UA or DA detected an authentication error in an Authentication block.

VER_NOT_SUPPORTED

9

Unsupported version number in message.

INTERNAL_ERROR

10

An unknown error occurred in the DA or SA. For example, the operating system had no remaining file space.

DA_BUSY_NOW

11

The UA or SA should retry, using exponential backoff. The DA is busy processing other messages.

OPTION_NOT_UNDERSTOOD

12

The DA or SA received an unknown option from the mandatory range.

INVALID_UPDATE

13

The DA received a SrvReg without FRESH set, for an unregistered service or with inconsistent service types.

MSG_NOT_SUPPORTED

14

The SA received an AttrRqst or SrvTypeRqst and does not support it.

REFRESH_REJECTED

15

The SA sent a SrvReg or partial SrvDereg to a DA more frequently than the DA's min-refresh-interval.