I have an SMT box (sles11sp2) that my production boxes use for updates.
All my servers are sles11sp2 (with or without oes11sp1).

I have not seen any updates for sles11sp2 or oes11sp1 in the past few

Is that just how it's been (no updates) or is my SMT box missing

I'm mirroring these:

OES11-SP1-Pool sle-11-x86_64
OES11-SP1-Updates sle-11-x86_64
SLE11-SMT-Updates sle-11-x86_64
SLES11-SP2-Core sle-11-x86_64
SLES11-SP2-Updates sle-11-x86_64