/sys/man/3/ip
% cat >/sys/lib/dist/changes/1176958805.0.txt << EOF
Document IPv6-related changes, as well as router flags.
EOF
 [geoff] --rw-rw-r-- M 43 glenda sys 24540 Apr 19 01:11 sys/man/3/ip
	/n/sourcesdump/2007/0419/plan9/sys/man/3/ip:94,100 - 
	/n/sourcesdump/2007/0420/plan9/sys/man/3/ip:94,101
	  The possible
	  .I ctl
	  messages are:
	- .TF "bind loopback"
	+ .\" .TF "bind loopback"
	+ .TF "bind netdev"
	  .PD
	  .TP
	  .BI "bind ether " path
	/n/sourcesdump/2007/0419/plan9/sys/man/3/ip:135,141 - 
	/n/sourcesdump/2007/0420/plan9/sys/man/3/ip:136,150
	  Disassociate the physical device from an IP interface.
	  .TP
	  .BI add\  "local mask remote mtu " proxy
	- Add a local IP address to the interface.  The
	+ .PD 0
	+ .TP
	+ .BI try\  "local mask remote mtu " proxy
	+ .PD
	+ Add a local IP address to the interface.
	+ .I try
	+ adds the local address as a tentative address
	+ if it's an IPv6 address.
	+ The
	  .IR mask ,
	  .IR remote ,
	  .IR mtu ,
	/n/sourcesdump/2007/0419/plan9/sys/man/3/ip:185,190 - 
	/n/sourcesdump/2007/0420/plan9/sys/man/3/ip:194,281
	  Remove the multicast address
	  .I addr
	  from this interface.
	+ .TP
	+ .BI "add6 " "v6addr pfx-len [onlink auto validlt preflt]"
	+ Add the local IPv6 address
	+ .I v6addr
	+ with prefix length
	+ .I pfx-len
	+ to this interface.
	+ See RFC 2461 §6.2.1 for more detail.
	+ The remaining arguments are optional:
	+ .RS
	+ .TF onlink
	+ .TP
	+ .I onlink
	+ flag: address is `on-link'
	+ .TP
	+ .I auto
	+ flag: autonomous
	+ .TP
	+ .I validlt
	+ valid life-time in seconds
	+ .TP
	+ .I preflt
	+ preferred life-time in seconds
	+ .RE
	+ .PD
	+ .TP
	+ .BI "ra6 " "keyword value ..."
	+ Set IPv6 router advertisement (RA) parameter
	+ .IR keyword 's
	+ .IR value .
	+ Known
	+ .IR keyword s
	+ and the meanings of their values follow.
	+ See RFC 2461 §6.2.1 for more detail.
	+ Flags are true iff non-zero.
	+ .RS
	+ .TF minraint
	+ .TP
	+ .B recvra
	+ flag: receive and process RAs.
	+ .TP
	+ .B sendra
	+ flag: generate and send RAs.
	+ .TP
	+ .B mflag
	+ flag: ``Managed address configuration'',
	+ goes into RAs.
	+ .TP
	+ .B oflag
	+ flag: ``Other stateful configuration'',
	+ goes into RAs.
	+ .TP
	+ .B maxraint
	+ ``maximum time allowed between sending unsolicited multicast''
	+ RAs from the interface, in ms.
	+ .TP
	+ .B minraint
	+ ``minimum time allowed between sending unsolicited multicast''
	+ RAs from the interface, in ms.
	+ .TP
	+ .B linkmtu
	+ ``value to be placed in MTU options sent by the router.''
	+ Zero indicates none.
	+ .TP
	+ .B reachtime
	+ sets the Reachable Time field in RAs sent by the router.
	+ ``Zero means unspecified (by this router).''
	+ .TP
	+ .B rxmitra
	+ sets the Retrans Timer field in RAs sent by the router.
	+ ``Zero means unspecified (by this router).''
	+ .TP
	+ .B ttl
	+ default value of the Cur Hop Limit field in RAs sent by the router.
	+ Should be set to the ``current diameter of the Internet.''
	+ ``Zero means unspecified (by this router).''
	+ .TP
	+ .B routerlt
	+ sets the Router Lifetime field of RAs sent from the interface, in ms.
	+ Zero means the router is not to be used as a default router.
	+ .PD
	+ .RE
	  .PP
	  Reading the interface's
	  .I status