RFC 2865 Page 24
string 1-253 octets containing binary data (values 0 through
255 decimal, inclusive). Strings of length zero (0)
MUST NOT be sent; omit the entire attribute instead.
If your NAS requires zero length strings then its breaking the RADIUS protocol
standard.
-Arran
On Jun 27, 2011, at 9:10 AM, Alexander Kubatkin wrote:
> Hello,
>
> Need to send empty value in attribute via coa request for clear any
> value in current state of attribute and clear attribute itself:
>
> # /bin/echo "Context-Name = local, Qos-Policing-Profile-Name='' ,
> Qos-Metering-Profile-Name='' , Framed-IP-Address = yy.yy.yy.yy" |
> /usr/local/bin/radclient -x -t 3 -c 1 -r 2 -p 4 xx.xx.xx.xx:3799 coa xxxxxx
> Sending CoA-Request of id 121 to xx.xx.xx.xx port 3799
> Context-Name = "dhcp"
> Qos-Policing-Profile-Name = ""
> Qos-Metering-Profile-Name = ""
> Framed-IP-Address = yy.yy.yy.yy
> rad_recv: CoA-NAK packet from host xx.xx.xx.xx port 3799, id=121, length=32
> Error-Cause = Missing-Attribute
> Event-Timestamp = "Jun 27 2011 10:48:37 MSD"
>
>
> Missing-Attribute is because NAS doesn't receive two attributes
> Qos-Policing-Profile-Name and Qos-Metering-Profile-Name because
> radclient doesn't really send it or filtered it, i.e. NAS only received
> Context-Name and Framed-IP-Address, is this possible to send empty value?
>
>
> --
> Alexander Kubatkin
> -
> List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html
>
Arran Cudbard-Bell
a.cudba...@freeradius.org
RADIUS - Half the complexity of Diameter
-
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