Display Filter Reference: Unidirectional Link Detection

Protocol field name: udld

Versions: 1.0.0 to 4.0.0

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Field name Description Type Versions
udld.checksum Checksum Unsigned integer (2 bytes) 1.0.0 to 4.0.0
udld.data Data Byte sequence 2.0.0 to 4.0.0
udld.device_id Device ID Character string 2.0.0 to 4.0.0
udld.flags Flags Unsigned integer (1 byte) 1.0.0 to 4.0.0
udld.flags.rsy ReSynch Unsigned integer (1 byte) 1.0.0 to 4.0.0
udld.flags.rt Recommended timeout Unsigned integer (1 byte) 1.0.0 to 4.0.0
udld.opcode Opcode Unsigned integer (1 byte) 1.0.0 to 4.0.0
udld.sent_through_interface Sent through Interface Character string 2.0.0 to 4.0.0
udld.tlv.len Length Unsigned integer (2 bytes) 1.0.0 to 4.0.0
udld.tlv.len.invalid TLV with invalid length (< 4) Label 2.0.0 to 4.0.0
udld.tlv.type Type Unsigned integer (2 bytes) 1.0.0 to 4.0.0
udld.version Version Unsigned integer (1 byte) 1.0.0 to 4.0.0