TY  - BOOK
AU  - Tan,Nam-Kee
TI  - Building VPNs : : with IPSec and MPLS
SN  - 0071409319
U1  - 005.8 23
PY  - 2003///
CY  - New York : 
PB  - McGraw-Hill , 
KW  - Computer security - Software
ER  -