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Code Editor : a1980.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd">
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><TH
COLSPAN="3"
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>IPTraf-ng User's Manual</TH
></TR
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>Next</A
></TD
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></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><DIV
CLASS="APPENDIX"
><H1
><A
NAME="MESSAGES"
></A
>Appendix A. Messages</H1
><P
>IPTraf-ng's messages are presented in two ways.  In interactive mode, messages
are displayed in a distictive message box.  In daemon (background) mode,
appropriate messages are written to the <TT
CLASS="FILENAME"
>iptraf-ng.log</TT
>
file in the IPTraf-ng log directory (normally
<TT
CLASS="FILENAME"
>/var/log/iptraf-ng</TT
>.</P
><DIV
CLASS="SECT1"
><H1
CLASS="SECT1"
><A
NAME="IPTRAFMESSAGES"
>A.1. IPTraf-ng Messages</A
></H1
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN1988"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to create config file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng cannot create the configuration file. The most likely cause of
  this is that you didn't properly install the
  program, and the necessary directory
<TT
CLASS="FILENAME"
>/var/local/iptraf-ng</TT
> does not
  exist. Can also be generated if you have a disk problem or if you
  have too many files open.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN1995"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to read config file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  The configuration record cannot be read. You most likely have a disk
  problem.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2001"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to write config file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The configuration file cannot be written. You either have a disk
  problem, or (more likely), your disk is full.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2007"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Enter an appropriate description for this filter</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  Enter something to clearly describe the filter you are defining.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2013"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Error loading filter list file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng cannot access the list of defined TCP or UDP filters. Can also be
  an indicator of a bad disk.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2019"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Error writing filter list file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The filter list file cannot be written to. You may
  have trouble accessing your filters.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2025"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to read TCP/UDP/misc IP filter file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng cannot read the filter data off the file. Could be caused
  by a bad disk.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2031"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Error opening filter data file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng cannot open the filter file. Could be caused by a shortage of
  file descriptors or a bad disk.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2037"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to write filter data</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng cannot add the newly defined filter to the filter list. This may
  be due to a bad disk.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2043"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Cannot create filter data file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng cannot create the filter record file. The defined filter is lost.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2049"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to save filter changes</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng cannot save the changes you made to the filter. You probably
  have a disk error.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2055"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to write filter state information</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  The current state of the filters cannot be saved. IPTraf-ng will be unable
  to correctly reload the filters the next time it's started. This can
  be caused by a bad disk or improper installation.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2061"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to save interface flags</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng was unable to save the flags of the network interfaces. This is
  probably due to a bad installation or full filesystem.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2067"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to retrieve saved interface flags</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng was unable to retrieve the save interface flags.
  Probably again due to a bad installation or full filesystem.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2073"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
><TT
CLASS="REPLACEABLE"
><I
>protocol</I
></TT
> filter data file in use; try again later</SAMP
></P
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Filter state file in use; try again later</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  Another IPTraf-ng process is modifying the TCP, UDP or miscellaneous IP
  filter data or the filter state file and has locked the files
  or file. Try again once the other IPTraf-ng process has terminated or
  completed its modifications and unlocked the files.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2082"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to resolve hostname</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  The indicated host name in the filter cannot be resolved into an
  IP address. Check the local hosts database <TT
CLASS="FILENAME"
>/etc/hosts</TT
> or
  your machine's DNS configuration or DNS server.  The filter parameters will not be used.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2090"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to open host description file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng cannot open the file containing the descriptions for Ethernet
  or FDDI addresses. Could be due to a bad disk or a hit on the file
  descriptor limit.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2096"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to write host description</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng was unable to write the description record for this Ethernet or
  FDDI address. Could be due to a bad disk or corrupted filesystem.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2102"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>No descriptions&#13;</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  You tried to edit or delete a description with no previous
  descriptions defined.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2108"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Cannot open log file</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  There is a problem opening the log file. There is most
  likely a problem with the disk, or there are too many open files.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2114"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to obtain interface list</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng was unable to retrieve the list of network interfaces
  from the <TT
CLASS="FILENAME"
>/proc</TT
> filesystem. This may be due
  to a badly configured kernel.  IPTraf-ng needs <TT
CLASS="FILENAME"
>/proc</TT
>
  filesystem support.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2122"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>No active interfaces. Check their status or the /proc filesystem.</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng found no active interfaces. Either all interfaces are down or the
  <TT
CLASS="FILENAME"
>/proc/net/dev</TT
> file was empty or unavailable. Activate at least one
  interface or check the <TT
CLASS="FILENAME"
>/proc/net/dev</TT
> file.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2130"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to obtain interface parameters for interface</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The system call to retrieve the interface's flags failed. Check your
  interface or kernel driver.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2136"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Promisc change failed for interface</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The system call to change the promiscuous flag failed. Check
  your interface or its kernel driver.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2142"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to open raw socket for flag change</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng was unable to open the necessary socket for the promiscuous
  change operation. May be due to a shortage of file descriptors.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2148"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to open socket for MTU determination</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  Returned by the facility for detailed interface statistics
  if the raw socket's opening sequence failed. The facility will abort.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2154"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to open raw socket</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  IPTraf-ng was unable to open the raw socket for packet capture. May be due
  to a shortage of file descriptors.<DIV
CLASS="NOTE"
><P
></P
><TABLE
CLASS="NOTE"
WIDTH="100%"
BORDER="0"
><TR
><TD
WIDTH="25"
ALIGN="CENTER"
VALIGN="TOP"
><IMG
SRC="../images/note.gif"
HSPACE="5"
ALT="Note"></TD
><TH
ALIGN="LEFT"
VALIGN="MIDDLE"
><B
>Reminder</B
></TH
></TR
><TR
><TD
>&nbsp;</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
><P
> IPTraf 2.x.x requires Linux kernel 2.2.x, with the Packet
  Socket option compiled in or installed as a module. IPTraf 2.x will
  return this error on a pre-2.2 kernel or on a 2.2 kernel without
  Packet Socket.</P
></TD
></TR
></TABLE
></DIV
></BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2163"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Unable to obtain interface MTU</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The detailed statistics facility was unable to
  obtain the maximum transmission unit (MTU) for the selected
  interface. The facility will abort.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2169"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Specified interface not supported</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The interface specified with the <SAMP
CLASS="COMPUTEROUTPUT"
>-i</SAMP
>,
  <SAMP
CLASS="COMPUTEROUTPUT"
>-d</SAMP
>, <SAMP
CLASS="COMPUTEROUTPUT"
>-s</SAMP
>, <SAMP
CLASS="COMPUTEROUTPUT"
>-l</SAMP
>,
  or <SAMP
CLASS="COMPUTEROUTPUT"
>-z</SAMP
> command-line parameters is not supported
  by IPTraf-ng.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2180"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Specified interface not active</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The interface specified with the <SAMP
CLASS="COMPUTEROUTPUT"
>-i</SAMP
>,
  <SAMP
CLASS="COMPUTEROUTPUT"
>-d</SAMP
>,
  <SAMP
CLASS="COMPUTEROUTPUT"
>-s</SAMP
>, <SAMP
CLASS="COMPUTEROUTPUT"
>-l</SAMP
>, or
  <SAMP
CLASS="COMPUTEROUTPUT"
>-z</SAMP
> command-line parameters is
  supported, but not currently activated.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2191"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Fatal: memory allocation error</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  May occur if you have too little memory to allocate for windows, the
  menu system, or dialog boxes. IPTraf-ng tries
  to prevent further allocations if memory runs out during a
  monitor. However, this could also mean a bug if you're reasonably sure
  you're not out of memory. An instructional message
  on bug reporting follows this message.<DIV
CLASS="NOTE"
><P
></P
><TABLE
CLASS="NOTE"
WIDTH="100%"
BORDER="0"
><TR
><TD
WIDTH="25"
ALIGN="CENTER"
VALIGN="TOP"
><IMG
SRC="../images/note.gif"
HSPACE="5"
ALT="Note"></TD
><TH
ALIGN="LEFT"
VALIGN="MIDDLE"
><B
>Technical note</B
></TH
></TR
><TR
><TD
>&nbsp;</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
><P
>This is actually a response to the
  segmentation fault error (SIGSEGV).</P
></TD
></TR
></TABLE
></DIV
></BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2200"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>This program can be run only by the system administrator</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng normally does not allow anybody but uid 0 (root) to run it.
  This measure is included for safety reasons. See the section
  on recompiling the program below if you want to override this.
  This feature is built in, and not part of the configuration&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2206"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Your TERM variable is not set</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The <CODE
CLASS="ENVAR"
>TERM</CODE
> (terminal type) environment variable
  must be set to a valid terminal type so that the screen management
  routines can function properly. Set it to the appropriate terminal type.
  Linux consoles typically have their <CODE
CLASS="ENVAR"
>TERM</CODE
> variables set to
<SAMP
CLASS="COMPUTEROUTPUT"
>linux</SAMP
>.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2215"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Received TERM signal</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  Not related to the previous message. The
<SAMP
CLASS="COMPUTEROUTPUT"
>TERM</SAMP
> (terminate) signal
  is normally used to gracefully shut down a program. This message
  simply indicates that the <SAMP
CLASS="COMPUTEROUTPUT"
>TERM</SAMP
> signal was caught and IPTraf-ng is
  attempting to shut down as gracefully as possible.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2223"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>  Invalid option or missing parameter, use iptraf-ng -h for help</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  The <SAMP
CLASS="COMPUTEROUTPUT"
>-i</SAMP
>,
  <SAMP
CLASS="COMPUTEROUTPUT"
>-d</SAMP
>,
  <SAMP
CLASS="COMPUTEROUTPUT"
>-s</SAMP
>, <SAMP
CLASS="COMPUTEROUTPUT"
>-l</SAMP
>, or
  <SAMP
CLASS="COMPUTEROUTPUT"
>-z</SAMP
> options were specified but
  no interface was specified on the command line. These
  parameters require a valid interface name (or
  <SAMP
CLASS="COMPUTEROUTPUT"
>all</SAMP
> for <SAMP
CLASS="COMPUTEROUTPUT"
>-i</SAMP
>
or <SAMP
CLASS="COMPUTEROUTPUT"
>-l</SAMP
>).  This message also appears if an unknown option is passed
to the <B
CLASS="COMMAND"
>iptraf-ng</B
> command.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2239"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Warning: unable to tag this process</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng normally tags itself when it runs to prevent multiple instances
  of the statistical facilities from running.
  This message means the program was unable to
  create the necessary tag file. This may be due to a bad or
  improper installation. Try running the
<B
CLASS="COMMAND"
>make install</B
> procedure or the
<B
CLASS="COMMAND"
>Setup</B
> in the distribution's top-level directory.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2247"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Warning: unable to tag facility</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng was unable to create the tag file for the facility you
  started. The facility will still run, but other instances of IPTraf-ng that
  may be running simultaneously will allow the same facility to run.
  This may cause both instances of the facility to malfunction. This could
  be due to a bad disk or bad installation.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2253"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
><TT
CLASS="REPLACEABLE"
><I
>facility</I
></TT
> already running/listening on interface</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  The facility you tried to start is currently running
  on the indicated interface in another IPTraf-ng process on the machine.
  This restriction is placed to prevent conflicts involving
  internal sockets or the log files.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2260"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>General interface statistics already active in another process</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  Only one instance of the general interface statistics can run at a time.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2266"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Duplicate port/range entry&#13;</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  You entered a port number or range that was already added to the list of
  additional ports to be monitored by the TCP/UDP service monitor&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2272"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>No custom ports</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  There are no ports or port ranges earlier added. There's nothing
  to delete.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2278"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Can't get communication sockets; lookups will block</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng cannot communicate with the resolving process. IPTraf-ng will
  fall back to blocking lookups.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2284"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Can't spawn new process; lookups will block</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng cannot start a new process. This may be due to memory shortage.
  IPTraf-ng will fall back to blocking lookups.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2290"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Fork error, IPTraf-ng cannot run in background</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng cannot start a new process, and can go into the background.
  This may be due to memory shortage. IPTraf-ng aborts.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2296"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>No memory for new filter entry</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  IPTraf-ng was unable to allocate memory for a new filter entry. Most likely
  due to memory shortage.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2302"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Memory Low</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>&#13;  This indicator appears if memory runs low due to a lot of entries in a
  facility. Should critical functions fail (window creation,
  internal allocation), the program could terminate with a
  segmentation violation.<DIV
CLASS="NOTE"
><P
></P
><TABLE
CLASS="NOTE"
WIDTH="100%"
BORDER="0"
><TR
><TD
WIDTH="25"
ALIGN="CENTER"
VALIGN="TOP"
><IMG
SRC="../images/note.gif"
HSPACE="5"
ALT="Note"></TD
><TH
ALIGN="LEFT"
VALIGN="MIDDLE"
><B
>Note</B
></TH
></TR
><TR
><TD
>&nbsp;</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
><P
>  Any message or indicator about low memory means that your system
  does not have enough memory to handle the entries. It is
  almost certain that sooner or later, IPTraf-ng or other applications will
  abort due to the failure of important system calls or library functions.
  Memory must be added right away.</P
></TD
></TR
></TABLE
></DIV
></BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2311"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>IPC Error</SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  This indicator appears if an error occurs receiving data
  from the resolving process (IPC stands for Interprocess Communication).
  This indication should not occur under normal circumstances.
  Report instances of this condition and the circumstances under which
  it happens. You may also include data from the
<TT
CLASS="FILENAME"
>rvnamed-ng.log</TT
> file.&#13;</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2318"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>Error opening terminal: <TT
CLASS="REPLACEABLE"
><I
>terminal</I
></TT
></SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>  The screen management routines cannot find the
<TT
CLASS="FILENAME"
>terminfo</TT
> entry for your
  terminal. IPTraf-ng expects the terminfo database located
  in <TT
CLASS="FILENAME"
>/usr/share/terminfo</TT
>. This error could occur when your terminfo
  database is located somewhere else.  See the section on controlling the <TT
CLASS="FILENAME"
>terminfo</TT
> search path.</BLOCKQUOTE
></DIV
><DIV
CLASS="SIMPLEMSGENTRY"
><A
NAME="AEN2329"
></A
><P
><SAMP
CLASS="COMPUTEROUTPUT"
>This will end your IPTraf-ng session
  </SAMP
></P
><BLOCKQUOTE
CLASS="MSGEXPLAN"
>In interactive mode IPTraf-ng asks you to confirm your exit
command. Press Enter to return to the shell or any other key to cancel
your command and return to the main menu.</BLOCKQUOTE
></DIV
></DIV
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