201 lines
3.0 KiB
HTML
201 lines
3.0 KiB
HTML
<HTML
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><HEAD
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><TITLE
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>Modem hangs up during initialization</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
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REL="HOME"
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TITLE="Remote Serial Console HOWTO"
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HREF="index.html"><LINK
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REL="UP"
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TITLE="Bugs and annoyances"
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HREF="bugs.html"><LINK
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REL="PREVIOUS"
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TITLE="The console is unresponsive after connecting"
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HREF="bugs-whereami.html"><LINK
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REL="NEXT"
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TITLE="Boot loader has no flow control"
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HREF="bugs-bootloaderflow.html"></HEAD
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><BODY
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CLASS="SECTION"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>Remote Serial Console HOWTO</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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HREF="bugs-whereami.html"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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>Appendix A. Bugs and annoyances</TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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>Next</A
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><DIV
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CLASS="SECTION"
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><H1
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CLASS="SECTION"
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><A
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NAME="BUGS-SETSERIAL"
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></A
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>A.7. Modem hangs up during initialization</H1
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><P
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>Using <B
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CLASS="COMMAND"
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>setserial</B
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> will reset the serial
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port. This will hang up the modem.</P
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><P
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><B
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CLASS="COMMAND"
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>setserial</B
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> is sometimes used during the
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boot process, resulting in the output seen in <A
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HREF="bugs-setserial.html#BUGS-SETSERIAL-INIT"
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>Figure A-3</A
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>. Look into the file
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<TT
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CLASS="FILENAME"
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>/etc/rc.serial</TT
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> and remove any references to
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the port which is being used as the serial console.</P
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><DIV
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CLASS="FIGURE"
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><A
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NAME="BUGS-SETSERIAL-INIT"
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></A
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><P
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><B
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>Figure A-3. <B
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CLASS="COMMAND"
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>setserial</B
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> causes a modem to hang up as
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the machine initializes</B
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></P
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><TABLE
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BORDER="1"
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BGCOLOR="#E0E0E0"
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WIDTH="100%"
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><TR
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><TD
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><FONT
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COLOR="#000000"
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><PRE
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CLASS="SCREEN"
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><TT
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CLASS="COMPUTEROUTPUT"
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>…
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Mounting local filesystems: [ OK ]
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Turning on user and group quotas for local filesystems: [ OK ]
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Enabling swap space: [ OK ]
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/dev/ttyS0 at 0x03f8 (irq = 4) is a 16550A
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NO CARRIER</TT
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></PRE
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></FONT
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></TD
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></TR
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></TABLE
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></DIV
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="bugs-whereami.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="index.html"
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ACCESSKEY="H"
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>Home</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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><A
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HREF="bugs-bootloaderflow.html"
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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>The console is unresponsive after connecting</TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="bugs.html"
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>Up</A
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></TD
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><TD
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WIDTH="33%"
|
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ALIGN="right"
|
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VALIGN="top"
|
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>Boot loader has no flow control</TD
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></TR
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></TABLE
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></DIV
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></BODY
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></HTML
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> |