Problem this snippet solves: Here's a little command to add DNS Express Zones for all the zones in named.conf via tmsh. This has changed in 11.6 and possible 11.5 The syntax in 11.6 is: tmsh ltm dns...
Thanks for sharing we are moving our ~7000 zone to DNS Express atm.
If your named.conf contains zone with mixed case, convert it to to lower case with the additional awk:
for i in `egrep zone /var/named/config/named.conf | sed -e 's/.*\"\(.*\)\.\".*/\1/g' | awk '{print tolower($0)}'`;