Got it working.. simply converted HEX into decimal value:
HEX 3100012D = DECIMAL 822083885
CP-2530(config)# sh port-access mac-based 23 client det
Port Access MAC-Based Client Status Detailed
Client Base Details :
Port : 23
Client Status : authenticated Session Time : 236 seconds
MAC Address : 00e0bb-22b814 Session Timeout : 0 seconds
IP : n/a
Access Policy Details :
COS Map : Not Defined In Limit Kbps : Not Set
Untagged VLAN : Not Set
Tagged VLANs : 301
Port Mode : 1000FDx
RADIUS ACL List : No Radius ACL List
Regards
Ram