From: Michael R Sweet Date: Thu, 14 Dec 2017 14:13:09 +0000 (-0500) Subject: Add firewall documentation (Issue #5192) X-Git-Tag: v2.3b1~20 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=67091b1b0ec2ef344198347d36e4f6ca4832bb5f;p=thirdparty%2Fcups.git Add firewall documentation (Issue #5192) --- diff --git a/CHANGES.md b/CHANGES.md index e0b9d6faf0..4af444dc73 100644 --- a/CHANGES.md +++ b/CHANGES.md @@ -1,4 +1,4 @@ -CHANGES - 2.3b1 - 2017-12-11 +CHANGES - 2.3b1 - 2017-12-14 ============================ @@ -6,7 +6,7 @@ Changes in CUPS v2.3b1 ---------------------- - CUPS is now provided under the Apache License, Version 2.0. -- Documentation updates (Issue #4580, Issue #5177) +- Documentation updates (Issue #4580, Issue #5177, Issue #5192) - The `lpoptions` command incorrectly saved default options (Issue #4717) - The `lpstat` command now reports when new jobs are being held (Issue #4761) - The `ippfind` command now supports finding printers whose name starts with an diff --git a/doc/Makefile b/doc/Makefile index 735dfdb26d..c297a8a8f4 100644 --- a/doc/Makefile +++ b/doc/Makefile @@ -48,6 +48,7 @@ HELPFILES = \ help/cgi.html \ help/cupspm.html \ help/encryption.html \ + help/firewalls.html \ help/glossary.html \ help/kerberos.html \ help/license.html \ diff --git a/doc/help/firewalls.html b/doc/help/firewalls.html new file mode 100644 index 0000000000..2f60e499f9 --- /dev/null +++ b/doc/help/firewalls.html @@ -0,0 +1,54 @@ + + + + + Firewalls + + + +

Firewalls

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This help document describes the ports that CUPS uses so that firewall administrators can allow traffic used for printing.

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Ports Used for Printer Sharing

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The following ports are used for printer sharing:

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PortTCP/UDPDescription
53 (DNS)TCP/UDPDomain Name System lookups and service registrations.
137 (WINS)UDPWindows Internet Naming Service (name lookup for SMB printing).
139 (SMB)TCPWindows SMB printing.
445 (SMBDS)TCPWindows SMB Domain Server (authenticated SMB printing).
631 (IPP/IPPS)TCPInternet Printing Protocol requests and responses (print jobs, status monitoring, etc.)
5353 (mDNS)UDPMulticast DNS lookups and service registrations.
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Ports Used for Network Printers

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The following ports are used for network printers:

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Port(s)TCP/UDPDescription
53 (DNS)TCP/UDPDomain Name System lookups.
137 (WINS)UDPWindows Internet Naming Service (name lookup for SMB printing).
139 (SMB)TCPWindows SMB printing.
161 (SNMP)UDPSNMP browsing (broadcast) and status monitoring (directed to printer IP address).
443 (IPPS)TCPInternet Printing Protocol requests and responses (print jobs, status monitoring, etc.)
445 (SMBDS)TCPWindows SMB Domain Server (authenticated SMB printing).
515 (LPD)TCPLine Printer Daemon (LPD/lpr) print job submission and status monitoring.
631 (IPP/IPPS)TCPInternet Printing Protocol requests and responses (print jobs, status monitoring, etc.)
5353 (mDNS)UDPMulticast DNS lookups.
9100-9102TCPRaw print data stream (AppSocket/JetDirect).
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