Display Filter Reference: IEEE 802.3 EPON Preamble
Protocol field name: epon
Versions: 1.12.0 to 4.0.3
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| Field name | Description | Type | Versions |
|---|---|---|---|
| epon.checksum | Frame check sequence | Unsigned integer (1 byte) | 1.12.0 to 4.0.3 |
| epon.checksum.status | Frame check sequence Status | Unsigned integer (1 byte) | 2.4.0 to 4.0.3 |
| epon.checksum_bad.expert | Bad checksum | Label | 1.12.0 to 4.0.3 |
| epon.dpoe.encrypted | Encryption enabled | Boolean | 1.12.0 to 4.0.3 |
| epon.dpoe.encrypted.data | Encrypted data | Byte sequence | 1.12.0 to 4.0.3 |
| epon.dpoe.encrypted.expert | Bits 7-2 of DPoE security byte must be 010101 in 1G mode. | Label | 1.12.0 to 4.0.3 |
| epon.dpoe.expert | DPoE security byte must be 0x55 if encryption is disabled. | Label | 1.12.0 to 4.0.3 |
| epon.dpoe.keyid | Key ID | Unsigned integer (1 byte) | 1.12.0 to 4.0.3 |
| epon.dpoe.reserved | Reserved | Unsigned integer (1 byte) | 1.12.0 to 4.0.3 |
| epon.dpoe.sec | DPoE security | Unsigned integer (1 byte) | 1.12.0 to 4.0.3 |
| epon.llid | LLID | Unsigned integer (2 bytes) | 1.12.0 to 4.0.3 |
| epon.mode | Mode | Boolean | 1.12.0 to 4.0.3 |
| epon.sld_bad.expert | Unable to locate SLD or invalid byte sequence: preamble must start with 0xD555 | Label | 1.12.0 to 4.0.3 |