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An overview of supported protocols and available fields
The following markdown overview was generated using:
$ net capture -overview
NETCAP Overview v0.5
Documentation: docs.netcap.io​
LayerEncoders
Name
NumFields
Fields
TCP
25
Timestamp, SrcPort, DstPort, SeqNum, AckNum, DataOffset, FIN, SYN, RST, PSH, ACK, URG, ECE, CWR, NS, Window, Checksum, Urgent, Padding, Options, PayloadEntropy, PayloadSize, Payload, SrcIP, DstIP
UDP
10
Timestamp, SrcPort, DstPort, Length, Checksum, PayloadEntropy, PayloadSize, Payload, SrcIP, DstIP
IPv4
17
Timestamp, Version, IHL, TOS, Length, Id, Flags, FragOffset, TTL, Protocol, Checksum, SrcIP, DstIP, Padding, Options, PayloadEntropy, PayloadSize
IPv6
12
Timestamp, Version, TrafficClass, FlowLabel, Length, NextHeader, HopLimit, SrcIP, DstIP, PayloadEntropy, PayloadSize, HopByHop
DHCPv4
20
Timestamp, Operation, HardwareType, HardwareLen, HardwareOpts, Xid, Secs, Flags, ClientIP, YourClientIP, NextServerIP, RelayAgentIP, ClientHWAddr, ServerName, File, Options, SrcIP, DstIP, SrcPort, DstPort
DHCPv6
11
Timestamp, MsgType, HopCount, LinkAddr, PeerAddr, TransactionID, Options, SrcIP, DstIP, SrcPort, DstPort
ICMPv4
7
Timestamp, TypeCode, Checksum, Id, Seq, SrcIP, DstIP
ICMPv6
5
Timestamp, TypeCode, Checksum, SrcIP, DstIP
ICMPv6Echo
5
Timestamp, Identifier, SeqNumber, SrcIP, DstIP
ICMPv6NeighborSolicitation
5
Timestamp, TargetAddress, Options, SrcIP, DstIP
ICMPv6RouterSolicitation
4
Timestamp, Options, SrcIP, DstIP
DNS
22
Timestamp, ID, QR, OpCode, AA, TC, RD, RA, Z, ResponseCode, QDCount, ANCount, NSCount, ARCount, Questions, Answers, Authorities, Additionals, SrcIP, DstIP, SrcPort, DstPort
ARP
10
Timestamp, AddrType, Protocol, HwAddressSize, ProtAddressSize, Operation, SrcHwAddress, SrcProtAddress, DstHwAddress, DstProtAddress
Ethernet
6
Timestamp, SrcMAC, DstMAC, EthernetType, PayloadEntropy, PayloadSize
Dot1Q
5
Timestamp, Priority, DropEligible, VLANIdentifier, Type
Dot11
14
Timestamp, Type, Proto, Flags, DurationID, Address1, Address2, Address3, Address4, SequenceNumber, FragmentNumber, Checksum, QOS, HTControl
NTP
19
Timestamp, LeapIndicator, Version, Mode, Stratum, Poll, Precision, RootDelay, RootDispersion, ReferenceID, ReferenceTimestamp, OriginTimestamp, ReceiveTimestamp, TransmitTimestamp, ExtensionBytes, SrcIP, DstIP, SrcPort, DstPort
SIP
11
Timestamp, Version, Method, Headers, IsResponse, ResponseCode, ResponseStatus, SrcIP, DstIP, SrcPort, DstPort
IGMP
15
Timestamp, Type, MaxResponseTime, Checksum, GroupAddress, SupressRouterProcessing, RobustnessValue, IntervalTime, SourceAddresses, NumberOfGroupRecords, NumberOfSources, GroupRecords, Version, SrcIP, DstIP
LLC
6
Timestamp, DSAP, IG, SSAP, CR, Control
IPv6HopByHop
4
Timestamp, Options, SrcIP, DstIP
SCTP
7
Timestamp, SrcPort, DstPort, VerificationTag, Checksum, SrcIP, DstIP
SNAP
3
Timestamp, OrganizationalCode, Type
LinkLayerDiscovery
5
Timestamp, ChassisID, PortID, TTL, Values
ICMPv6NeighborAdvertisement
6
Timestamp, Flags, TargetAddress, Options, SrcIP, DstIP
ICMPv6RouterAdvertisement
9
Timestamp, HopLimit, Flags, RouterLifetime, ReachableTime, RetransTimer, Options, SrcIP, DstIP
EthernetCTP
2
Timestamp, SkipCount
EthernetCTPReply
4
Timestamp, Function, ReceiptNumber, Data
LinkLayerDiscoveryInfo
8
Timestamp, PortDescription, SysName, SysDescription, SysCapabilities, MgmtAddress, OrgTLVs, Unknown
IPSecAH
7
Timestamp, Reserved, SPI, Seq, AuthenticationData, SrcIP, DstIP
IPSecESP
6
Timestamp, SPI, Seq, LenEncrypted, SrcIP, DstIP
Geneve
12
Timestamp, Version, OptionsLength, OAMPacket, CriticalOption, Protocol, VNI, Options, SrcIP, DstIP, SrcPort, DstPort
IPv6Fragment
9
Timestamp, NextHeader, Reserved1, FragmentOffset, Reserved2, MoreFragments, Identification, SrcIP, DstIP
VXLAN
9
Timestamp, ValidIDFlag, VNI, GBPExtension, GBPDontLearn, GBPApplied, GBPGroupPolicyID, SrcIP, DstIP
USB
20
Timestamp, ID, EventType, TransferType, Direction, EndpointNumber, DeviceAddress, BusID, TimestampSec, TimestampUsec, Setup, Data, Status, UrbLength, UrbDataLength, UrbInterval, UrbStartFrame, UrbCopyOfTransferFlags, IsoNumDesc, Payload
LCM
13
Timestamp, Magic, SequenceNumber, PayloadSize, FragmentOffset, FragmentNumber, TotalFragments, ChannelName, Fragmented, SrcIP, DstIP, SrcPort, DstPort
MPLS
7
Timestamp, Label, TrafficClass, StackBottom, TTL, SrcIP, DstIP
Modbus
12
Timestamp, TransactionID, ProtocolID, Length, UnitID, Payload, Exception, FunctionCode, SrcIP, DstIP, SrcPort, DstPort
OSPF
16
Timestamp, Version, Type, PacketLength, RouterID, AreaID, Checksum, AuType, Authentication, LSAs, LSU, LSR, DbDesc, HelloV2, SrcIP, DstIP
OSPF
16
Timestamp, Version, Type, PacketLength, RouterID, AreaID, Checksum, Instance, Reserved, Hello, DbDesc, LSR, LSU, LSAs, SrcIP, DstIP
BFD
21
Timestamp, Version, Diagnostic, State, Poll, Final, ControlPlaneIndependent, AuthPresent, Demand, Multipoint, DetectMultiplier, MyDiscriminator, YourDiscriminator, DesiredMinTxInterval, RequiredMinRxInterval, RequiredMinEchoRxInterval, AuthHeader, SrcIP, DstIP, SrcPort, DstPort
GRE
21
Timestamp, ChecksumPresent, RoutingPresent, KeyPresent, SeqPresent, StrictSourceRoute, AckPresent, RecursionControl, Flags, Version, Protocol, Checksum, Offset, Key, Seq, Ack, Routing, SrcIP, DstIP, SrcPort, DstPort
FDDI
5
Timestamp, FrameControl, Priority, SrcMAC, DstMAC
EAP
6
Timestamp, Code, Id, Length, Type, TypeData
VRRP
12
Timestamp, Version, Type, VirtualRtrID, Priority, CountIPAddr, AuthType, AdverInt, Checksum, IPAdresses, SrcIP, DstIP
EAPOL
4
Timestamp, Version, Type, Length
EAPOLKey
22
Timestamp, KeyDescriptorType, KeyDescriptorVersion, KeyType, KeyIndex, Install, KeyACK, KeyMIC, Secure, MICError, Request, HasEncryptedKeyData, SMKMessage, KeyLength, ReplayCounter, Nonce, IV, RSC, ID, MIC, KeyDataLength, EncryptedKeyData
CiscoDiscovery
5
Timestamp, Version, TTL, Checksum, Values
CiscoDiscoveryInfo
27
Timestamp, CDPHello, DeviceID, Addresses, PortID, Capabilities, Version, Platform, IPPrefixes, VTPDomain, NativeVLAN, FullDuplex, VLANReply, VLANQuery, PowerConsumption, MTU, ExtendedTrust, UntrustedCOS, SysName, SysOID, MgmtAddresses, Location, PowerRequest, PowerAvailable, SparePairPoe, EnergyWise, Unknown
USBRequestBlockSetup
6
Timestamp, RequestType, Request, Value, Index, Length
NortelDiscovery
7
Timestamp, IPAddress, SegmentID, Chassis, Backplane, State, NumLinks
CIP
12
Timestamp, Response, ServiceID, ClassID, InstanceID, Status, AdditionalStatus, Data, SrcIP, DstIP, SrcPort, DstPort
Ethernet/IP
12
Timestamp, Command, Length, SessionHandle, Status, SenderContext, Options, CommandSpecific, SrcIP, DstIP, SrcPort, DstPort
SMTP
9
Timestamp, IsEncrypted, IsResponse, ResponseLines, Command, SrcIP, DstIP, SrcPort, DstPort
Diameter
13
Timestamp, Version, Flags, MessageLen, CommandCode, ApplicationID, HopByHopID, EndToEndID, AVPs, SrcIP, DstIP, SrcPort, DstPort
CustomEncoders
Name
NumFields
Fields
TLSClientHello
27
Timestamp, Type, Version, MessageLen, HandshakeType, HandshakeLen, HandshakeVersion, Random, SessionIDLen, SessionID, CipherSuiteLen, ExtensionLen, SNI, OSCP, CipherSuites, CompressMethods, SignatureAlgs, SupportedGroups, SupportedPoints, ALPNs, Ja3, SrcIP, DstIP, SrcMAC, DstMAC, SrcPort, DstPort
TLSServerHello
27
Timestamp, Version, Random, SessionID, CipherSuite, CompressionMethod, NextProtoNeg, NextProtos, OCSPStapling, TicketSupported, SecureRenegotiationSupported, SecureRenegotiation, AlpnProtocol, Ems, SupportedVersion, SelectedIdentityPresent, SelectedIdentity, Cookie, SelectedGroup, Extensions, SrcIP, DstIP, SrcMAC, DstMAC, SrcPort, DstPort, Ja3S
HTTP
18
Timestamp, Proto, Method, Host, UserAgent, Referer, ReqCookies, ResCookies, ReqContentLength, URL, ResContentLength, ContentType, StatusCode, SrcIP, DstIP, ReqContentEncoding, ResContentEncoding, ServerName
Flow
17
TimestampFirst, LinkProto, NetworkProto, TransportProto, ApplicationProto, SrcMAC, DstMAC, SrcIP, SrcPort, DstIP, DstPort, TotalSize, AppPayloadSize, NumPackets, UID, Duration, TimestampLast
Connection
17
TimestampFirst, LinkProto, NetworkProto, TransportProto, ApplicationProto, SrcMAC, DstMAC, SrcIP, SrcPort, DstIP, DstPort, TotalSize, AppPayloadSize, NumPackets, UID, Duration, TimestampLast
DeviceProfile
7
Timestamp, MacAddr, DeviceManufacturer, NumDeviceIPs, NumContacts, NumPackets, Bytes
File
12
Timestamp, Name, Length, Hash, Location, Ident, Source, ContentType, SrcIP, DstIP, SrcPort, DstPort
POP3
7
Timestamp, Client, Server, AuthToken, User, Pass, NumMails
Overview
Specification
Last modified 2yr ago
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