FD.io VPP
v19.04.4-rc0-5-ge88582fac
Vector Packet Processing
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/** More...
Data Fields | |
u32 | client_index |
u32 | context |
u8 | is_add |
u32 | nsp_nsi |
u8 | md_type |
u8 | ver_o_c |
u8 | ttl |
u8 | length |
u8 | next_protocol |
u32 | c1 |
u32 | c2 |
u32 | c3 |
u32 | c4 |
u8 | tlv_length |
u8 | tlv [248] |
/**
Set or delete an NSH header entry keyed by NSP/NSI
client_index | - opaque cookie to identify the sender |
context | - sender context, to match reply w/ request |
is_add | - add address if non-zero, else delete |
nsp_nsi | - Key for nsh_header_t entry to map to. : 24bit NSP 8bit NSI |
md_type | - metadata type [1|2] - only MDType1 supported today |
ver_o_c | - version, O-bit and C-bit (see nsh_packet.h) |
ttl | - indicates the maximum SFF hops for an SFP |
length | - header length in n x 32bits, should be 6 for MDtype1 |
next_protocol | - next protocol encapsulated behind NSH header: 1=Ethernet, 2=IP4, 3=IP6 |
c1 | - 32bit Metadata type1 field (context1) |
c2 | - 32bit Metadata type1 field (context2) |
c3 | - 32bit Metadata type1 field (context3) |
c4 | - 32bit Metadata type1 field (context4) |
tlvs | - Metadata Type 2 only, Type Length Value metadata. |