To query which services are available to a VO the command lcg-infosites may be used. It is preferable since one does not have to remember complicated LDAP search criteria.

[user@ui-node] $ lcg-infosites --vo dech se
Avail Space(Kb) Used Space(Kb)  Type    SEs
----------------------------------------------------------
n.a             n.a             n.a     grid-srm.rzg.mpg.de
66948616        4061932         n.a     lcg-se-std.gsi.de
204611244       85299049        n.a     grid-se3.desy.de
300000000000    160000000000    n.a     gridka-dCache.fzk.de
1               1               n.a     grid-se.physik.uni-wuppertal.de
11531983950     3240            n.a     dcache-se-desy.desy.de
515396031       45              n.a     udo-dcache01.grid.uni-dortmund.de
69924040        2008660         n.a     srm-dcache.desy.de
1927794084      2752917980      n.a     scaise-2.scai.fraunhofer.de
10000000000     190000000000    n.a     gridka-dCache.fzk.de
10928181884     13424586077     n.a     globe-door.ifh.de
2030000000      8962            n.a     fornax-se.itwm.fhg.de
1               1               n.a     grid-srm.physik.rwth-aachen.de
n.a             n.a             n.a     udo-dcache03.grid.tu-dortmund.de
1               1               n.a     grid-srm.physik.rwth-aachen.de
3773019136      6480595968      n.a     ic-kit-lcgse.rz.uni-karlsruhe.de
4689514291      1907555476      n.a     se.bfg.uni-freiburg.de
1               1               n.a     gridka-dCache.fzk.de
783092107       3339892         n.a     storage01.lcg.cscs.ch
n.a             n.a             n.a     dcache-node.fzk.de

The above query shows the available storage elements (se) available to the dech VO. Alternative services may be queried, including ce rb lrc lfc rb dli vobox fts. Since this workshop is about Storage Elements, we show only the se query.