The packet formats of the Name Service are identical to UDP . Later implementation includes an optional " Scope " part of the name, making NetBIOS name hierarchical like DNS, but this is seldom used.
22.
The LZMA packet format has already been described, and this section specifies how LZMA statistically models the LZ-encoded streams, or in other words which probability variables are passed to the range decoder to decode each bit.
23.
The "'Link-Local Multicast Name Resolution "'( "'LLMNR "') is a protocol based on the Domain Name System ( DNS ) packet format that allows both IPv4 and IPv6 hosts to perform name resolution for hosts on the same local link.
24.
Alan Johnston named the protocol ZRTP because in its earliest Internet drafts it was based on adding header extensions to RTP packets, which made ZRTP a variant of RTP . In later drafts the packet format changed to make it syntactically distinguishable from RTP . In view of that change, ZRTP is now a pseudo-acronym.
