Display Filter Reference: Cisco Discovery Protocol
Protocol field name: cdp
Versions: 1.0.0 to 4.4.2
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| Field name | Description | Type | Versions |
|---|---|---|---|
| cdp | Address | Byte sequence | 2.0.0 to 4.4.2 |
| cdp | Address length | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Bad checksum | Label | 2.4.0 to 4.4.2 |
| cdp | Capabilities | Unsigned integer (32 bits) | 1.10.0 to 4.4.2 |
| cdp | CVTA/STP Dispute Resolution/Cisco VT Camera | Boolean | 3.2.0 to 4.4.2 |
| cdp | Host | Boolean | 1.10.0 to 4.4.2 |
| cdp | IGMP capable | Boolean | 1.10.0 to 4.4.2 |
| cdp | Two Port Mac Relay | Boolean | 3.2.0 to 4.4.2 |
| cdp | Remotely Managed Device | Boolean | 3.2.0 to 4.4.2 |
| cdp | Repeater | Boolean | 1.10.0 to 4.4.2 |
| cdp | Router | Boolean | 1.10.0 to 4.4.2 |
| cdp | Source Route Bridge | Boolean | 1.10.0 to 4.4.2 |
| cdp | Switch | Boolean | 1.10.0 to 4.4.2 |
| cdp | Transparent Bridge | Boolean | 1.10.0 to 4.4.2 |
| cdp | VoIP Phone | Boolean | 3.2.0 to 4.4.2 |
| cdp | Checksum | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| cdp | Checksum Status | Unsigned integer (8 bits) | 2.2.0 to 4.4.2 |
| cdp | Bad | Boolean | 1.0.0 to 2.0.16 |
| cdp | Good | Boolean | 1.0.0 to 2.0.16 |
| cdp | Cluster Commander MAC | Ethernet or other MAC address | 2.0.0 to 4.4.2 |
| cdp | IP? | IPv4 address | 2.0.0 to 4.4.2 |
| cdp | Management VLAN | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Cluster Master IP | IPv4 address | 2.0.0 to 4.4.2 |
| cdp | Status? | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Sub Version? | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Switch's MAC | Ethernet or other MAC address | 2.0.0 to 4.4.2 |
| cdp | UNKNOWN | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Version? | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Data | Byte sequence | 2.0.0 to 4.4.2 |
| cdp | Device ID | Character string | 1.4.0 to 4.4.2 |
| cdp | Duplex | Boolean | 2.0.0 to 4.4.2 |
| cdp | Encrypted Data | Byte sequence | 2.0.0 to 4.4.2 |
| cdp | Hardware Version ID | Character string | 2.0.0 to 4.4.2 |
| cdp | Unknown | Byte sequence | 2.0.0 to 4.4.2 |
| cdp | Invalid bytes at end | Label | 2.0.0 to 4.4.2 |
| cdp | IP Prefix | IPv4 address | 2.0.0 to 4.4.2 |
| cdp | Length of TLV table | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Location | Character string | 2.0.0 to 4.4.2 |
| cdp | UNKNOWN | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Management-ID | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Model Number | Character string | 2.0.0 to 4.4.2 |
| cdp | MTU | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | Native VLAN | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | IP Address | IPv4 address | 2.0.0 to 4.4.2 |
| cdp | IPv6 Address | IPv6 address | 2.6.0 to 4.4.2 |
| cdp | TLV Length | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | TLV Type | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | Backup Server IP? | IPv4 address | 2.0.0 to 4.4.2 |
| cdp | Backup server Port? | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Domain | Character string | 2.0.0 to 4.4.2 |
| cdp | IP Address | IPv4 address | 2.0.0 to 4.4.2 |
| cdp | Name | Character string | 2.0.0 to 4.4.2 |
| cdp | Port | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Role | Character string | 2.0.0 to 4.4.2 |
| cdp | Unknown Field | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | TLV with invalid length | Label | 2.0.0 to 4.4.2 |
| cdp | Unknown Values | Byte sequence | 2.0.0 to 4.4.2 |
| cdp | Number of TLVs in table | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Number of addresses | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | ODR Default gateway | IPv4 address | 2.0.0 to 4.4.2 |
| cdp | OUI | Unsigned integer (24 bits) | 2.0.0 to 4.4.2 |
| cdp | Platform | Character string | 1.4.0 to 4.4.2 |
| cdp | Sent through Interface | Character string | 1.4.0 to 4.4.2 |
| cdp | Power Available | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | Power Consumption | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Power Requested | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | Protocol | Byte sequence | 2.0.0 to 4.4.2 |
| cdp | Protocol ID | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Protocol length | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Protocol type | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Request-ID | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Seen Sequence? | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | Sequence Number | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| cdp | Software version | Character string | 2.0.0 to 4.4.2 |
| cdp | Spare Pair PoE | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| cdp | PSE Four-Wire PoE | Boolean | 1.10.0 to 4.4.2 |
| cdp | PSE Spare Pair PoE | Boolean | 1.10.0 to 4.4.2 |
| cdp | PD Request Spare Pair PoE | Boolean | 1.10.0 to 4.4.2 |
| cdp | PD Spare Pair Architecture | Boolean | 1.10.0 to 4.4.2 |
| cdp | System Name | Character string | 2.0.0 to 4.4.2 |
| cdp | System Object Identifier | Byte sequence | 2.0.0 to 4.4.2 |
| cdp | System Serial Number | Character string | 2.0.0 to 4.4.2 |
| cdp | Length | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| cdp | Type | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| cdp | Trust Bitmap | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | TTL | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| cdp | Unknown Pad | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | Untrusted port CoS | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| cdp | Version | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| cdp | Voice VLAN | Unsigned integer (16 bits) | 2.0.0 to 4.4.2 |
| cdp | VTP Management Domain | Character string | 2.0.0 to 4.4.2 |