| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Guide to Virtual Private Networks | 978-0-13-083964-0 (0-13-083964-7) | 1999 | Tamas Gaidosch · Charles Kunzinger |
| TCP/IP Tutorial & Technical Overview | 978-0-13-020130-0 (0-13-020130-8) | 1999 | Muhrhammer |