View or Change the Yubikey allowed sync hosts¶

Current seting is $baseParams['__YKVAL_ALLOWED_SYNC_POOL__'] = array();

Syntax is (must be ip addresses):
Single host:     "10.1.2.3" 
Multiple hosts:     "10.1.2.3","10.1.2.4","10.1.2.5" 

Allowed Sync Hosts: (Press . to reset to no pool or Q to Quit) <>: