I just checked TLV's. Below are the details:

OS :- CentOS 7.2
kernel 3.10.0-327.el7.x86_64
lldpad:- lldpad v0.9.46
dcbtool:- v0.9.46
ixgbe :- ixgbe-4.3.15

steps followed:- 

# modporbe ixgbe
# service lldpad start 
    Redirecting to /bin/systemctl start  lldpad.service

# service lldpad status
Redirecting to /bin/systemctl status  lldpad.service
● lldpad.service - Link Layer Discovery Protocol Agent Daemon.
   Loaded: loaded (/usr/lib/systemd/system/lldpad.service; disabled; vendor
preset: disabled)
   Active: active (running) since Tue 2016-07-05 05:49:12 EDT; 1s ago
 Main PID: 133737 (lldpad)
   CGroup: /system.slice/lldpad.service
           └─133737 /usr/sbin/lldpad -t

Jul 05 05:49:12 localhost.localdomain systemd[1]: Started Link Layer
Discovery Protocol Agent Daemon..
Jul 05 05:49:12 localhost.localdomain systemd[1]: Starting Link Layer
Discovery Protocol Agent Daemon....

lldptool -t -i p3p2 -n
Chassis ID TLV
        MAC: 00:1b:21:bb:2e:da
Port ID TLV
        MAC: 00:1b:21:bb:2e:da
Time to Live TLV
        120
IEEE 8021QAZ ETS Configuration TLV
         Willing: yes
         CBS: not supported
         MAX_TCS: 8
         PRIO_MAP: 0:0 1:0 2:0 3:0 4:0 5:0 6:0 7:0 
         TC Bandwidth: 0% 0% 0% 0% 0% 0% 0% 0% 
         TSA_MAP: 0:strict 1:strict 2:strict 3:strict 4:strict 5:strict 6:strict
7:strict 
IEEE 8021QAZ PFC TLV
         Willing: yes
         MACsec Bypass Capable: no
         PFC capable traffic classes: 8
         PFC enabled: none
End of LLDPDU TLV




Please help me in configuring traffic classes. I want to bringup DCB setup
in a back-to-back senario.
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