Internet Assigned Numbers Authority Service Location Protocol Extensions, Version 2 (SLPv2) Created 2000-10 Last Updated 2009-07-13 Available Formats [IMG] XML [IMG] HTML [IMG] Plain text Registry included below *Ā SLPv2 Extension IDs SLPv2 Extension IDs Registration Procedure(s) Expert Review Expert(s) Erik Guttman Reference [RFC2608] Note See [RFC2608] for the specification of SLPv2 and how it can be extended. New SLP Extensions with types in the range 2-65535 may be registered following review by a Designated Expert. Please submit new extension requests to iana&iana.org with "SVRLOC-Extension Request" in the subject field. Available Formats [IMG] CSV ID # Extension Name Note Contact Reference SAs or DAs which receive a SrvReg or SrvRqst which omits an attribute which is 0x0001 Attribute Missing marked 'required' in the Service Template associated with the service type MAY [Erik_Guttman] [RFC2609] send this extension to warn the message sender. 0x0002 Attribute List UAs may request and obtain attribute lists along with Service Replies. [Erik_Guttman] [RFC3059] 0x0003 Vendor Opaque Vendors may attach specific extensions to SLP messages for their own purposes. [Erik_Guttman] [RFC3224] 0x0004 Subscribe UAs request DAs inform them when services of a particular service type and [James_Kempf] [RFC3082] scope appear or disappear. 0x0005 NotifyAt DAs inform SAs what service types and scopes to multicast notifications for, [James_Kempf] [RFC3082] and which multicast groups to use. 0x0006 Mesh-enhancement DA mesh control messages are sent as extensions to DAAdvert messages between [Weibin_Zhao] [RFC3528] mesh-enhanced DAs. Autoderegistration Extension This extension effects SrvReg messages sent from a 0x4001 SLP Local Service local SA client to a SA server (as described by [Matt_Peterson] [none available] [draft-kempf-svrloc-rfc2614bis-01]). A process ID is included. The SA will deregister the service if the process ID is no longer valid. UAs use this extension in a SrvRqst to request DAs/SAs limit the maximum number 0x4002 Select of URL entries in the corresponding SrvRply. DAs/SAs use this extension in a [Weibin_Zhao] [RFC3421] SrvRply to inform UAs the total number of matching URL entries. 0x4003 Sort UAs use this extension in a SrvRqst to request DAs/SAs sort the URL entries in [Weibin_Zhao] [RFC3421] the corresponding SrvRply according to to the specified sort key list. 0x4004-0x7FFF Unassigned Contact Information ID Name Contact URI Last Updated [Matt_Peterson] Matt Peterson mailto:matt&caldera.com [James_Kempf] James Kempf mailto:james.kempf&ericsson.com [Erik_Guttman] Erik Guttman mailto:erik&spybeam.org [Weibin_Zhao] Weibin Zhao mailto:zwb&cs.columbia.edu Licensing Terms