Section 3- CCNA- Switching Module (Theories & Practicals), Lecture 30- What's SSH (Secure Shell)- & Configuring SSH (Practical) - download at 4shared. Section 3- CCNA- Switching Module (Theories & Practicals), Lecture 30- What's SSH (Secure Shell)- & Configuring SSH (Practical) is hosted at free file sharing service 4shared.