Alcatel-Lucent OmniSwitch 6850E Release Notes page 19

AOS Release 6.4.6.R01 Release Notes November 2013
802.1q VLAN tagging to an NNI interface will not be allowed if the interface is set with TPID other than
0x8100. Any modification with respect to TPID will not be allowed if the NNI interface is 802.1q tagged.
L2 Control Protocol Hardware Tunneling
This feature enhances the L2 control protocol tunneling feature introduced in 6.4.5.R02 by providing the
ability to tunnel all the control frames in hardware for better performance.
Note : Hardware tunneling is supported only if the action (peer/tunnel/drop) is set for all the packet types
pertaining to the tunnel grouping.
OmniSwitch 6850E/6855/9000E------ Release 6.4.6.R01 Page 19 of 80