Patch-ID# 109472-03
Keywords: mi_strlog SACK TCP FIN tcp_wscale_always ndd tcp multipathing
Synopsis: SunOS 5.8: /kernel/drv/tcp patch
Date: 05/Jul/00

Solaris Release: 8

SunOS release: 5.8

Unbundled Product: 

Unbundled Release: 

Topic: SunOS 5.8: /kernel/drv/tcp patch

	***********************************************************
	NOTE: This patch may contain one or more OEM-specific platform ports.
	      See the appropriate OEM_NOTES file within the patch for
	      information specific to these platforms.
 
	      DO NOT INSTALL this patch on an OEM system if a corresponding
	      OEM_NOTES file is not present (or is present, but instructs not
	      to install the patch), unless the OEM vendor directs otherwise.
	***********************************************************

	NOTE:	Refer to Special Install Instructions section for 
		IMPORTANT specific information on this patch.

BugId's fixed with this patch: 4291034 4299644 4308728 4310189 4311938 4319441 4330074 4332542 

Changes incorporated in this version: 4291034 4299644 4308728 4311938

Relevant Architectures: sparc

Patches accumulated and obsoleted by this patch: 109054-02 

Patches which conflict with this patch: 

Patches required with this patch: 

Obsoleted by: 

Files included with this patch:

/kernel/drv/tcp
/kernel/drv/sparcv9/tcp
/usr/include/inet/tcp.h

Problem Description:

	This patch revision was generated to accumulate and obsolete
	the feature changes introduced in point patch 109054-02.

4311938 Network Multipathing should be integrated into 2.8.
4299644 debug kernel panics; race between ip_close and ip_wsrv threads
4291034 arp: bad trap in ip while deleting logical interface during arp
4308728 ifconfig results in spurious message on the console

(from 109472-02)

4310189 mi_strlog in TCP can cause path timeouts in cluster

	The previous version of the patch required additional code
	fix for 4310189.  Hence, this patch was generated.

(from 109472-01)

4310189 mi_strlog in TCP can cause path timeouts in cluster
4319441 SACK causes data corruption in TCP (data shifted by 12 bytes)
4330074 TCP should handle out of order FIN
4332542 tcp_wscale_always ndd param has no effect

(from 109054-02)

	This point patch revision was generated to include some escalated
        bugfixes.

4311938 Network Multipathing should be integrated into 2.8.
4299644 debug kernel panics; race between ip_close and ip_wsrv threads
4291034 arp: bad trap in ip while deleting logical interface during arp
4308728 ifconfig results in spurious message on the console

(from 109054-01)

4311938 Network Multipathing should be integrated into Solaris 8
4299644 debug kernel panics; race between ip_close and ip_wsrv threads
4291034 arp: bad trap in ip while deleting logical interface during arp
4308728 ifconfig results in spurious message on the console

Patch Installation Instructions:
--------------------------------

For Solaris 2.0-2.6 releases, refer to the Install.info file and/or
the README within the patch for instructions on using the generic
'installpatch' and 'backoutpatch' scripts provided with each patch.

For Solaris 7-8 releases, refer to the man pages for instructions
on using 'patchadd' and 'patchrm' scripts provided with Solaris.
Any other special or non-generic installation instructions should be
described below as special instructions.  The following example
installs a patch to a standalone machine:

       example# patchadd /var/spool/patch/104945-02

The following example removes a patch from a standalone system:

       example# patchrm 104945-02

For additional examples please see the appropriate man pages.

Special Install Instructions: 
----------------------------- 

Reboot the system after patch installation.

	NOTE:   To get the complete IP Multipathing support, one needs
                to install the following patches:

                109898-01 (or newer)    /kernel/drv/arp patch
                109742-02 (or newer)    /kernel/drv/icmp patch
                109279-05 (or newer)    /kernel/drv/ip patch
                109900-01 (or newer)    /etc/init.d/network and 
                                        /etc/rcS.d/S30network.sh patch
                109472-03 (or newer)    /kernel/drv/tcp patch
                109740-02 (or newer)    /kernel/drv/udp patch
                109902-01 (or newer)    /usr/lib/inet/in.ndpd patch
                109904-01 (or newer)    /etc/default/mpathd and 
                                        /sbin/in.mpathd patch
                109906-01 (or newer)    /sbin/ifconfig and /usr/sbin/ifconfig 
                                        patch
