01200 a2200241 4500 Nust 20230118130546.0 2004273037 0470854324 (OCoLC)ocm53155690 Nust 650.028,HEL Held, Gilbert, 36816 Virtual private networking : a construction, operation and utilization guide / Gilbert Held. Chichester ; Hoboken, NJ : Wiley, c2004. xvi, 290 p. : ill. ; 24 cm. Introduction to Virtual Private Networking (Page-1), Understanding Authentication and Encryption (Page-23), Understanding the TCP/IP Protocol Suite (Page-53), Layer 2 Operations (Page-79), Higher Layer VPNs (Page-133), VPN Hardware and Software (Page-203), Service Provider –Based VPNs (Page-261). Extranets (Computer networks) 101101 Contributor biographical information http://www.loc.gov/catdir/bios/wiley047/2004273037.html Publisher description http://www.loc.gov/catdir/description/wiley042/2004273037.html Table of contents http://www.loc.gov/catdir/toc/wiley041/2004273037.html ddc BK 185921 185921 0 0 ddc 0 0 MCS MCS GEN 2016-12-12 1 650.028,HEL MCS30606 2023-09-27 2023-09-18 2016-12-12 BK Almirah No.42, Shelf No.3