Display Filter Reference: Link Access Procedure, Channel Dm (LAPDm)

Protocol field name: lapdm

Versions: 1.2.0 to 3.6.8

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Field name Description Type Versions
lapdm.address_field Address Field Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.control.f Final Boolean 1.2.0 to 3.6.8
lapdm.control.ftype Frame type Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.control.n_r N(R) Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.control.n_s N(S) Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.control.p Poll Boolean 1.2.0 to 3.6.8
lapdm.control.s_ftype Supervisory frame type Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.control.u_modifier_cmd Command Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.control.u_modifier_resp Response Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.control_field Control Field Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.cr C/R Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.ea EA Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.el EL Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.fragment Message fragment Frame number 1.2.0 to 3.6.8
lapdm.fragment.count Message fragment count Unsigned integer (4 bytes) 1.6.0 to 3.6.8
lapdm.fragment.error Message defragmentation error Frame number 1.2.0 to 3.6.8
lapdm.fragment.multiple_tails Message has multiple tail fragments Boolean 1.2.0 to 3.6.8
lapdm.fragment.overlap Message fragment overlap Boolean 1.2.0 to 3.6.8
lapdm.fragment.overlap.conflicts Message fragment overlapping with conflicting data Boolean 1.2.0 to 3.6.8
lapdm.fragment.too_long_fragment Message fragment too long Boolean 1.2.0 to 3.6.8
lapdm.fragment_data Fragment Data Label 2.0.0 to 3.6.8
lapdm.fragments Message fragments Label 1.2.0 to 3.6.8
lapdm.length Length Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.length_field Length Field Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.lpd LPD Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.m M Unsigned integer (1 byte) 1.2.0 to 3.6.8
lapdm.reassembled.in Reassembled in Frame number 1.2.0 to 3.6.8
lapdm.reassembled.length Reassembled LAPDm length Unsigned integer (4 bytes) 1.4.0 to 3.6.8
lapdm.sapi SAPI Unsigned integer (1 byte) 1.2.0 to 3.6.8