- •Table of Contents
- •Foreword
- •Acknowledgments
- •Chapter 1. Introduction
- •About this manual
- •What is Ethereal?
- •The status of Ethereal
- •Development and maintenance of Ethereal
- •A rose by any other name
- •A brief history of Ethereal
- •Platforms Ethereal runs on
- •Where to get Ethereal
- •Reporting problems and getting help
- •Where to get the latest copy of this document
- •Providing feedback
- •Chapter 2. Building and Installing Ethereal
- •Introduction
- •Obtaining the source and binary distributions
- •Before you build Ethereal
- •Building from Source under UNIX
- •Installing the binaries under UNIX
- •Installing from RPMs under Linux
- •Installing from debs under Debian
- •Building from source under Windows
- •Installing Ethereal under Windows
- •Troubleshooting during the install
- •Chapter 3. Using Ethereal
- •Introduction
- •Starting Ethereal
- •The Ethereal menus
- •The Ethereal File menu
- •The Ethereal Edit menu
- •The Ethereal Capture menu
- •The Ethereal Display menu
- •The Ethereal Tools menu
- •The Ethereal Help menu
- •Capturing packets with Ethereal
- •The Capture Preferences dialog box
- •Filtering while capturing
- •Viewing packets you have captured
- •Display Options
- •Saving captured packets
- •The Save Capture File As dialog box
- •The File Open dialog box
- •Filtering packets while viewing
- •Comparing values
- •Combining expressions
- •Packet colorization
- •Finding frames
- •Following TCP streams
- •The Add Expression Dialog
- •Printing packets
- •Ethereal preferences
- •Files used by Ethereal
- •Chapter 4. Troubleshooting with Ethereal
- •An approach to troubleshooting with Ethereal
- •Capturing in the presence of switches and routers
- •Examples of troubleshooting
- •Chapter 5. Related tools
- •Capturing with tcpdump for viewing with Ethereal
- •Using editcap
- •Converting ASCII hexdumps to network captures with text2pcap
- •What is it?
- •Why do this?
- •TODO
- •Limitations
- •Notes
- •Appendix A. Ethereal Display Filter Fields
- •802.1q Virtual LAN (vlan)
- •802.1x Authentication (eapol)
- •AOL Instant Messenger (aim)
- •ATM LAN Emulation (lane)
- •Address Resolution Protocol (arp)
- •Aggregate Server Access Protocol (asap)
- •Andrew File System (AFS) (afs)
- •Apache JServ Protocol v1.3 (ajp13)
- •AppleTalk Filing Protocol (afp)
- •AppleTalk Session Protocol (asp)
- •AppleTalk Transaction Protocol packet (atp)
- •Appletalk Address Resolution Protocol (aarp)
- •Async data over ISDN (V.120) (v120)
- •Authentication Header (ah)
- •BACnet Virtual Link Control (bvlc)
- •Banyan Vines (vines)
- •Blocks Extensible Exchange Protocol (beep)
- •Boot Parameters (bootparams)
- •Bootstrap Protocol (bootp)
- •Border Gateway Protocol (bgp)
- •Building Automation and Control Network APDU (bacapp)
- •Building Automation and Control Network NPDU (bacnet)
- •Cisco Discovery Protocol (cdp)
- •Cisco Group Management Protocol (cgmp)
- •Cisco HDLC (chdlc)
- •Cisco Hot Standby Router Protocol (hsrp)
- •Cisco ISL (isl)
- •Cisco Interior Gateway Routing Protocol (igrp)
- •Cisco SLARP (slarp)
- •CoSine IPNOS L2 debug output (cosine)
- •Common Open Policy Service (cops)
- •Common Unix Printing System (CUPS) Browsing Protocol (cups)
- •DCE RPC (dcerpc)
- •DCE/RPC Conversation Manager (conv)
- •DCE/RPC Endpoint Mapper (epm)
- •DCE/RPC Remote Management (mgmt)
- •DCOM OXID Resolver (oxid)
- •DCOM Remote Activation (remact)
- •DHCPv6 (dhcpv6)
- •Data (data)
- •Data Link SWitching (dlsw)
- •Data Stream Interface (dsi)
- •Datagram Delivery Protocol (ddp)
- •Diameter Protocol (diameter)
- •Distance Vector Multicast Routing Protocol (dvmrp)
- •Distributed Checksum Clearinghouse Prototocl (dccp)
- •Domain Name Service (dns)
- •Dynamic DNS Tools Protocol (ddtp)
- •Encapsulating Security Payload (esp)
- •Enhanced Interior Gateway Routing Protocol (eigrp)
- •Ethernet (eth)
- •Extensible Authentication Protocol (eap)
- •Fiber Distributed Data Interface (fddi)
- •File Transfer Protocol (FTP) (ftp)
- •Frame (frame)
- •Frame Relay (fr)
- •GARP Multicast Registration Protocol (gmrp)
- •GARP VLAN Registration Protocol (gvrp)
- •GPRS Tunneling Protocol (gtp)
- •GPRS Tunnelling Protocol v0 (gtpv0)
- •GPRS Tunnelling Protocol v1 (gtpv1)
- •Generic Routing Encapsulation (gre)
- •Gnutella Protocol (gnutella)
- •Hummingbird NFS Daemon (hclnfsd)
- •Hypertext Transfer Protocol (http)
- •ICQ Protocol (icq)
- •IEEE 802.11 wireless LAN (wlan)
- •ILMI (ilmi)
- •IP Payload Compression (ipcomp)
- •IPX Message (ipxmsg)
- •IPX Routing Information Protocol (ipxrip)
- •ISDN User Part (isup)
- •ISO 8473 CLNP ConnectionLess Network Protocol (clnp)
- •ISO 8602 CLTP ConnectionLess Transport Protocol (cltp)
- •ISO 9542 ESIS Routeing Information Exchange Protocol (esis)
- •Internet Cache Protocol (icp)
- •Internet Content Adaptation Protocol (icap)
- •Internet Control Message Protocol (icmp)
- •Internet Control Message Protocol v6 (icmpv6)
- •Internet Group Management Protocol (igmp)
- •Internet Message Access Protocol (imap)
- •Internet Printing Protocol (ipp)
- •Internet Protocol (ip)
- •Internet Protocol Version 6 (ipv6)
- •Internet Relay Chat (irc)
- •Internet Security Association and Key Management Protocol (isakmp)
- •Internetwork Packet eXchange (ipx)
- •Java RMI (rmi)
- •Java Serialization (serialization)
- •Kerberos (kerberos)
- •Kernel Lock Manager (klm)
- •Label Distribution Protocol (ldp)
- •Layer 2 Tunneling Protocol (l2tp)
- •Lightweight Directory Access Protocol (ldap)
- •Line Printer Daemon Protocol (lpd)
- •Link Access Procedure Balanced (LAPB) (lapb)
- •Link Access Procedure Balanced Ethernet (LAPBETHER) (lapbether)
- •Link Access Procedure, Channel D (LAPD) (lapd)
- •Link Aggregation Control Protocol (lacp)
- •Link Management Protocol (LMP) (lmp)
- •Local Management Interface (lmi)
- •LocalTalk Link Access Protocol (llap)
- •Lucent/Ascend debug output (ascend)
- •MMS Message Encapsulation (mmse)
- •MS Proxy Protocol (msproxy)
- •MTP 2 Transparent Proxy (m2tp)
- •MTP 2 User Adaptation Layer (m2ua)
- •MTP 3 User Adaptation Layer (m3ua)
- •MTP2 Peer Adaptation Layer (m2pa)
- •Malformed Packet (malformed)
- •Message Transfer Part Level 2 (mtp2)
- •Message Transfer Part Level 3 (mtp3)
- •Microsoft Distributed File System (dfs)
- •Microsoft Exchange MAPI (mapi)
- •Microsoft Local Security Architecture (lsa)
- •Microsoft Registry (winreg)
- •Microsoft Security Account Manager (samr)
- •Microsoft Server Service (srvsvc)
- •Microsoft Spool Subsystem (spoolss)
- •Microsoft Telephony API Service (tapi)
- •Microsoft Windows Browser Protocol (browser)
- •Microsoft Windows Lanman Remote API Protocol (lanman)
- •Microsoft Windows Logon Protocol (netlogon)
- •Microsoft Workstation Service (wkssvc)
- •Mobile IP (mip)
- •Modbus/TCP (mbtcp)
- •Mount Service (mount)
- •MultiProtocol Label Switching Header (mpls)
- •Multicast Router DISCovery protocol (mrdisc)
- •Multicast Source Discovery Protocol (msdp)
- •NFSACL (nfsacl)
- •NFSAUTH (nfsauth)
- •NIS+ (nisplus)
- •NIS+ Callback (nispluscb)
- •NSPI (nspi)
- •NTLM Secure Service Provider (ntlmssp)
- •Name Binding Protocol (nbp)
- •Name Management Protocol over IPX (nmpi)
- •NetBIOS (netbios)
- •NetBIOS Datagram Service (nbdgm)
- •NetBIOS Name Service (nbns)
- •NetBIOS Session Service (nbss)
- •NetBIOS over IPX (nbipx)
- •NetWare Core Protocol (ncp)
- •Network Data Management Protocol (ndmp)
- •Network File System (nfs)
- •Network Lock Manager Protocol (nlm)
- •Network News Transfer Protocol (nntp)
- •Network Status Monitor CallBack Protocol (statnotify)
- •Network Status Monitor Protocol (stat)
- •Network Time Protocol (ntp)
- •Null/Loopback (null)
- •Open Shortest Path First (ospf)
- •PC NFS (pcnfsd)
- •PPP Bandwidth Allocation Control Protocol (bacp)
- •PPP Bandwidth Allocation Protocol (bap)
- •PPP Callback Control Protocol (cbcp)
- •PPP Challenge Handshake Authentication Protocol (chap)
- •PPP Compression Control Protocol (ccp)
- •PPP IP Control Protocol (ipcp)
- •PPP Link Control Protocol (lcp)
- •PPP Multilink Protocol (mp)
- •PPP Multiplexing (pppmux)
- •PPP Password Authentication Protocol (pap)
- •PPP VJ Compression (vj)
- •PPPMux Control Protocol (pppmuxcp)
- •Portmap (portmap)
- •Pragmatic General Multicast (pgm)
- •Prism (prism)
- •Protocol Independent Multicast (pim)
- •Quake II Network Protocol (quake2)
- •Quake III Arena Network Protocol (quake3)
- •Quake Network Protocol (quake)
- •QuakeWorld Network Protocol (quakeworld)
- •RFC 2250 MPEG1 (mpeg1)
- •RIPng (ripng)
- •RSTAT (rstat)
- •RX Protocol (rx)
- •Radio Access Network Application Part (ranap)
- •Radius Protocol (radius)
- •Raw packet data (raw)
- •Real Time Streaming Protocol (rtsp)
- •Remote Procedure Call (rpc)
- •Remote Quota (rquota)
- •Remote Shell (rsh)
- •Remote Wall protocol (rwall)
- •Resource ReserVation Protocol (RSVP) (rsvp)
- •Rlogin Protocol (rlogin)
- •Routing Information Protocol (rip)
- •Routing Table Maintenance Protocol (rtmp)
- •SADMIND (sadmind)
- •SCSI (scsi)
- •SMB (Server Message Block Protocol) (smb)
- •SMB MailSlot Protocol (mailslot)
- •SMB Pipe Protocol (pipe)
- •SNMP Multiplex Protocol (smux)
- •SPRAY (spray)
- •SSCOP (sscop)
- •Secure Socket Layer (ssl)
- •Sequenced Packet eXchange (spx)
- •Service Advertisement Protocol (ipxsap)
- •Service Location Protocol (srvloc)
- •Session Announcement Protocol (sap)
- •Session Description Protocol (sdp)
- •Session Initiation Protocol (sip)
- •Short Frame (short)
- •Short Message Peer to Peer (smpp)
- •Signalling Connection Control Part (sccp)
- •Simple Mail Transfer Protocol (smtp)
- •Simple Network Management Protocol (snmp)
- •Sinec H1 Protocol (h1)
- •Skinny Client Control Protocol (skinny)
- •SliMP3 Communication Protocol (slimp3)
- •Socks Protocol (socks)
- •Spanning Tree Protocol (stp)
- •Stream Control Transmission Protocol (sctp)
- •Syslog message (syslog)
- •Systems Network Architecture (sna)
- •TACACS (tacacs)
- •TACACS+ (tacplus)
- •TPKT (tpkt)
- •Telnet (telnet)
- •Time Protocol (time)
- •Time Synchronization Protocol (tsp)
- •Transmission Control Protocol (tcp)
- •Transparent Network Substrate Protocol (tns)
- •Trivial File Transfer Protocol (tftp)
- •Universal Computer Protocol (ucp)
- •Unreassembled Fragmented Packet (unreassembled)
- •User Datagram Protocol (udp)
- •Virtual Router Redundancy Protocol (vrrp)
- •Virtual Trunking Protocol (vtp)
- •Web Cache Coordination Protocol (wccp)
- •X Display Manager Control Protocol (xdmcp)
- •X.25 over TCP (xot)
- •Xyplex (xyplex)
- •Yahoo Messenger Protocol (yhoo)
- •Yellow Pages Bind (ypbind)
- •Yellow Pages Passwd (yppasswd)
- •Yellow Pages Service (ypserv)
- •Yellow Pages Transfer (ypxfr)
- •Zebra Protocol (zebra)
- •Zone Information Protocol (zip)
- •iSCSI (iscsi)
- •Appendix B. Ethereal Error Messages
- •Appendix C. The GNU Free Document Public Licence
- •Copyright
- •Preamble
- •Verbatim Copying
- •Copying in Quantity
- •Combining Documents
- •Collections of Documents
- •Aggregation with Independent Works
- •Translation
- •Termination
- •Future Revisions of this License
Appendix A. Ethereal Display Filter Fields
Field |
Field Name |
Type |
dns.count.answers |
Answer RRs |
Unsigned 16-bit integer |
dns.count.auth_rr |
Authority RRs |
Unsigned 16-bit integer |
dns.count.queries |
Questions |
Unsigned 16-bit integer |
dns.flags |
Flags |
Unsigned 16-bit integer |
dns.flags.authenticated |
Answer authenticated |
Boolean |
dns.flags.authoritative |
Authoritative |
Boolean |
dns.flags.checkdisable |
Non-authenticated data |
Boolean |
|
OK |
|
dns.flags.opcode |
Opcode |
Unsigned 16-bit integer |
dns.flags.rcode |
Reply code |
Unsigned 16-bit integer |
dns.flags.recavail |
Recursion available |
Boolean |
dns.flags.recdesired |
Recursion desired |
Boolean |
dns.flags.response |
Response |
Boolean |
dns.flags.truncated |
Truncated |
Boolean |
dns.id |
Transaction ID |
Unsigned 16-bit integer |
dns.length |
Length |
Unsigned 16-bit integer |
Dynamic DNS Tools Protocol (ddtp)
Table A-56. Dynamic DNS Tools Protocol (ddtp)
Field |
Field Name |
Type |
ddtp.encrypt |
Encryption |
Unsigned 32-bit integer |
ddtp.hostid |
Hostid |
Unsigned 32-bit integer |
ddtp.ipaddr |
IP address |
IPv4 address |
ddtp.msgtype |
Message type |
Unsigned 32-bit integer |
ddtp.opcode |
Opcode |
Unsigned 32-bit integer |
ddtp.status |
Status |
Unsigned 32-bit integer |
ddtp.version |
Version |
Unsigned 32-bit integer |
Encapsulating Security Payload (esp)
Table A-57. Encapsulating Security Payload (esp)
Field |
Field Name |
Type |
esp.sequence |
Sequence |
Unsigned 32-bit integer |
147
Appendix A. Ethereal Display Filter Fields
Field |
Field Name |
Type |
esp.spi |
SPI |
Unsigned 32-bit integer |
Enhanced Interior Gateway Routing Protocol (eigrp)
Table A-58. Enhanced Interior Gateway Routing Protocol (eigrp)
Field |
Field Name |
Type |
eigrp.as |
Autonomous System |
Unsigned 16-bit integer |
eigrp.opcode |
Opcode |
Unsigned 8-bit integer |
eigrp.tlv |
Entry |
Unsigned 16-bit integer |
Ethernet (eth)
Table A-59. Ethernet (eth)
Field |
Field Name |
Type |
eth.addr |
Source or Destination |
6-byte Hardware (MAC) |
|
Address |
Address |
eth.dst |
Destination |
6-byte Hardware (MAC) |
|
|
Address |
eth.len |
Length |
Unsigned 16-bit integer |
eth.src |
Source |
6-byte Hardware (MAC) |
|
|
Address |
eth.trailer |
Trailer |
Byte array |
eth.type |
Type |
Unsigned 16-bit integer |
Extensible Authentication Protocol (eap)
Table A-60. Extensible Authentication Protocol (eap)
Field |
Field Name |
Type |
eap.code |
Code |
Unsigned 8-bit integer |
eap.id |
Id |
Unsigned 8-bit integer |
eap.len |
Length |
Unsigned 16-bit integer |
eap.type |
Type |
Unsigned 8-bit integer |
eaptls.fragment |
EAP-TLS Fragment |
No value |
148
Appendix A. Ethereal Display Filter Fields
Field |
Field Name |
Type |
eaptls.fragment.error |
Defragmentation error |
No value |
eaptls.fragment.multipletailsMultiple |
tail fragments |
Boolean |
|
found |
|
eaptls.fragment.overlap |
Fragment overlap |
Boolean |
eaptls.fragment.overlap.conflictConflicting data in |
Boolean |
|
|
fragment overlap |
|
eaptls.fragment.toolongfragmentFragment too long |
Boolean |
|
|
|
|
eaptls.fragments |
EAP-TLS Fragments |
No value |
FTP Data (ftp-data)
Table A-61. FTP Data (ftp-data)
Field |
Field Name |
Type |
|
|
|
Fiber Distributed Data Interface (fddi)
Table A-62. Fiber Distributed Data Interface (fddi)
Field |
Field Name |
Type |
fddi.addr |
Source or Destination |
6-byte Hardware (MAC) |
|
Address |
Address |
fddi.dst |
Destination |
6-byte Hardware (MAC) |
|
|
Address |
fddi.fc |
Frame Control |
Unsigned 8-bit integer |
fddi.fc.clf |
Class/Length/Format |
Unsigned 8-bit integer |
fddi.fc.mac_subtype |
MAC Subtype |
Unsigned 8-bit integer |
fddi.fc.prio |
Priority |
Unsigned 8-bit integer |
fddi.fc.smt_subtype |
SMT Subtype |
Unsigned 8-bit integer |
fddi.src |
Source |
6-byte Hardware (MAC) |
|
|
Address |
149
Appendix A. Ethereal Display Filter Fields
File Transfer Protocol (FTP) (ftp)
Table A-63. File Transfer Protocol (FTP) (ftp)
Field |
Field Name |
Type |
ftp.request |
Request |
Boolean |
ftp.request.arg |
Request arg |
String |
ftp.request.command |
Request command |
String |
ftp.response |
Response |
Boolean |
ftp.response.arg |
Response arg |
String |
ftp.response.code |
Response code |
Unsigned 32-bit integer |
Frame (frame)
Table A-64. Frame (frame)
Field |
Field Name |
Type |
frame.cap_len |
Capture Frame Length |
Unsigned 32-bit integer |
frame.file_off |
File Offset |
Signed 32-bit integer |
frame.marked |
Frame is marked |
Boolean |
frame.number |
Frame Number |
Unsigned 32-bit integer |
frame.p2p_dir |
Point-to-Point Direction |
Unsigned 8-bit integer |
frame.pkt_len |
Total Frame Length |
Unsigned 32-bit integer |
frame.time |
Arrival Time |
Date/Time stamp |
frame.time_delta |
Time delta from previous |
Time duration |
|
packet |
|
frame.time_relative |
Time relative to first packet |
Time duration |
|
|
|
Frame Relay (fr)
Table A-65. Frame Relay (fr)
Field |
Field Name |
Type |
fr.becn |
BECN |
Boolean |
fr.chdlctype |
Type |
Unsigned 16-bit integer |
fr.cr |
CR |
Boolean |
fr.dc |
DC |
Boolean |
150