Perso voilà la gueule de mon vlan 832 :
eth1.832 VID: 832 REORDER_HDR: 1 dev->priv_flags: 1
total frames received 71471
total bytes received 9972411
Broadcast/Multicast Rcvd 0
total frames transmitted 82558
total bytes transmitted 10282592
Device: eth1
INGRESS priority mappings: 0:0 1:0 2:0 3:0 4:0 5:0 6:0 7:0
EGRESS priority mappings: 0:0 1:1 2:2 3:3 4:4 5:5 6:6 7:7
et mon dhcpclient.conf
#
# autogenerated by vyatta-interfaces.pl on Fri Feb 26 20:27:59 CET 2016
#
option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
option rfc3118-authentication code 90 = string;
interface "eth1.832" {
send host-name "ubnt";
request subnet-mask, broadcast-address, routers, domain-name-servers, domain-name, interface-mtu;
send vendor-class-identifier = "sagem";
send dhcp-client-identifier 1:voussavezquoi;
send user-class "+FSVDSL_livebox.Internet.softathome.Livebox3";
send rfc3118-authentication 00:00:00:00:00:00:00:00:00:00:00:66:74:69:2f:voussavezquoi;
request subnet-mask, routers, domain-name-servers, domain-name, broadcast-address, dhcp-lease-time, dhcp-renewal-time, dhcp-rebinding-time, rfc3118-authentication;
}