(d*-d*)*

(d*-(d*-d*-d*-d*))

([0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3})

NETWORK-1-1-1-1
ACCESS-1-1-1-1
FA0/1
GE-0/2/3
XE-2/1/10
GI0/0/1
GIGABIT ETHERNET 1-1-2
1-1-2-100
1-1-2-10.943

1-1-1-1
1-1-1-1
excluded
excluded
excluded
excluded
1-1-2
1-1-2-100
1-1-2-10

IF REGEXP_MATCH([Port Access Less VLAN],'(d{0,3}/d{0,3}/d{0,3})')
THEN REGEXP_EXTRACT([Port Access Less VLAN],'(d{0,3}/d{0,3}/d{0,3})')

ELSEIF REGEXP_MATCH([Port Access Less VLAN],'(d{0,3}/d{0,3})')
THEN REGEXP_EXTRACT([Port Access Less VLAN],'(d{0,3}/d{0,3})')

ELSEIF REGEXP_MATCH([Port Access Less VLAN],'([0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3})')
THEN REGEXP_EXTRACT([Port Access Less VLAN],'([0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3}-[0-9]{0,3})')

ELSE NULL
END

1-1-1-1
1-1-1-1
0/1
0/2/3
2/1/10
0/0/1
1-1-2
1-1-2-100
1-1-2-10