diff options
Diffstat (limited to 'relay/dhcrelay.8')
-rw-r--r-- | relay/dhcrelay.8 | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/relay/dhcrelay.8 b/relay/dhcrelay.8 index 06408a3..c4115cb 100644 --- a/relay/dhcrelay.8 +++ b/relay/dhcrelay.8 @@ -86,7 +86,7 @@ dhcrelay - Dynamic Host Configuration Protocol Relay Agent .PP .B dhcrelay -6 [ -.B -dqI +.B -dqIL ] [ .B -p @@ -225,6 +225,15 @@ in use, to disambiguate between them. The \fB-I\fR option causes dhcrelay to send the option even if there is only one downstream interface. .TP +-L +Enable Lightweight DHCPv6 Relay Agent (layer 2) operation according to +RFC6221. This forces the \fB-I\fR option on, and uses the unspecified +address (::) as link address in all relayed packets, enabling operation +on a layer 2 brigde with no global address at all. Note that this +option makes both the \fB-I\fR option and the \fIaddress%\fR parameter +of the \fB-l\fR option redundant. Any configured \fIaddress%\fR will +be silently ignored. +.TP -e \fIenterprisenumber\fR Specifies the IANA allocated enterprise number to be used in REMOTE-ID options. Required for adding REMOTE-ID @@ -236,9 +245,10 @@ relay agents. At least one \fB-l\fR option must be included in the command line when running in DHCPv6 mode. The interface name \fIifname\fR is a mandatory parameter. The link address can be specified by \fIaddress%\fR; if it isn't, dhcrelay will use the first non-link-local address configured -on the interface. The optional \fI#index\fR parameter specifies the -interface index. The optional \fI!remoteid\fR parameter specifies the -ascii remote id value (requires the \fB-e\fR option as well). +on the interface unless configured for LDRA with the \fB-L\fR option. +The optional \fI#index\fR parameter specifies the interface index. The +optional \fI!remoteid\fR parameter specifies the ascii remote id value +(requires the \fB-e\fR option as well). .TP -u [\fIaddress%\fR]\fIifname\fR Specifies the ``upper'' network interface for DHCPv6 relay mode: the |