Cisco Discovery Protocol

GPTKB entity

Statements (51)
Predicate Object
gptkbp:instanceOf gptkb:network_protocol
gptkbp:abbreviation gptkb:CDP
gptkbp:alternativeTo gptkb:LLDP
gptkbp:canBeCaptured gptkb:Wireshark
gptkbp:canBeDisabled yes
gptkbp:canBeDisabledGlobally yes
gptkbp:canBeDisabledPerInterface yes
gptkbp:canBeFilteredBy gptkb:ACLs
gptkbp:category gptkb:network_protocol
gptkbp:compatibleWith non-Cisco devices by default
gptkbp:competitor gptkb:Link_Layer_Discovery_Protocol
gptkbp:defaultHoldTime 180 seconds
gptkbp:defaultInterval 60 seconds
gptkbp:defaultMulticastAddress 01:00:0C:CC:CC:CC
gptkbp:defaultStatusOnCiscoDevices enabled
gptkbp:developedBy gptkb:Cisco_Systems
gptkbp:documentation Cisco official documentation
gptkbp:features information leakage
gptkbp:firstReleased 1994
https://www.w3.org/2000/01/rdf-schema#label Cisco Discovery Protocol
gptkbp:latestReleaseVersion gptkb:CDPv2
gptkbp:messageType gptkb:Type-Length-Value_(TLV)
gptkbp:operatesIn gptkb:Data_Link_Layer
gptkbp:packetType multicast
gptkbp:RFC none (proprietary)
gptkbp:standardizedBy proprietary
gptkbp:supportedBy gptkb:Cisco_routers
gptkb:Cisco_IP_phones
Cisco switches
gptkbp:supports gptkb:Ethernet
gptkb:Token_Ring
gptkb:FDDI
gptkb:Frame_Relay
gptkb:PPP
ATM
gptkbp:supportsProtocol Layer 2
gptkbp:transmitsInformationAbout gptkb:software
IP address
capabilities
VLAN information
port ID
device ID
gptkbp:usedBy network administrators
gptkbp:usedFor network device discovery
network topology information
gptkbp:vulnerabilitiesReported yes
gptkbp:vulnerableTo gptkb:Denial_of_Service
CDP spoofing
gptkbp:bfsParent gptkb:Link_Layer_Discovery_Protocol
gptkb:CDP
gptkbp:bfsLayer 6