I've upgraded from IOS-XE 3.6 to Denali 16.3 and the interface level "nmsp attachment suppress" command is not available (the upgrade removed it from the config) the documentation says it should be available.
Command Reference, Cisco IOS XE Denali 16.3.x (Catalyst 3850 Switches) - Interface and Hardware Commands [Cisco Catalys…
C-Wound-Care-STCK-01# show run int gi1/1/1
Building configuration...
Current configuration : 250 bytes
!
interface GigabitEthernet1/1/1
description Connect to MAIN-CORE-7009-01-N7K1 Eth4/24
switchport trunk native vlan 900
switchport trunk allowed vlan 624,900,954,955
switchport mode trunk
channel-group 1 mode active
ip dhcp snooping trust
C-Wound-Care-STCK-01#config t
Enter configuration commands, one per line. End with CNTL/Z.
C-Wound-Care-STCK-01(config)#int gi1/1/1
C-Wound-Care-STCK-01(config-if)#nmsp ?
% Unrecognized command
C-Wound-Care-STCK-01(config-if)#nmsp attachment supperss
^
% Invalid input detected at '^' marker.
C-Wound-Care-STCK-01#show ver
Cisco IOS Software [Denali], Catalyst L3 Switch Software (CAT3K_CAA-UNIVERSALK9-M), Version 16.3.5b, RELEASE SOFTWARE (fc1)
<snip>
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Technology-package Technology-package
Current Type Next reboot
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ipbasek9 Permanent ipbasek9
cisco WS-C3850-48P (MIPS) processor (revision G0) with 865070K/6147K bytes of memory.
Switch Ports Model SW Version SW Image Mode
------ ----- ----- ---------- ---------- ----
* 1 56 WS-C3850-48P 16.3.5b CAT3K_CAA-UNIVERSALK9 INSTALL
2 56 WS-C3850-48P 16.3.5b CAT3K_CAA-UNIVERSALK9 INSTALL