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Study notes, books, videos and training courses prepared by the HOPA team from real project experience. Read the free resources here and pre-register for upcoming courses.

CCNA 200-301Vol. 1
NotesChapter 1 freePersian

CCNA 200-301 study notes, Volume 1 (Persian)

Concept-first study notes for 29 chapters, from TCP/IP basics to OSPF and IPv6, with review tables, diagrams, Cisco IOS examples, exam tips and practice questions with worked answers. Written in Persian.

29 chapters · 7 partsView →
CISCO PACKET TRACER8.2
BookFreePersian

The complete Cisco Packet Tracer book (Persian)

43 chapters in 7 parts, from installation and the first ping to VLANs, STP, OSPF, HSRP, NAT, ACLs, wireless, IPv6, VPN, ASA firewall and IoT, with full configs, topologies and four real-world projects. Written in Persian.

43 chapters · 7 partsRead the book →
SSH CLIENTPuTTY
TutorialFreePersian

The complete PuTTY guide: SSH to a real server (Persian)

A step-by-step guide with 50+ real screenshots: connecting to a VPS, fixing publickey errors, converting keys with PuTTYgen, saved sessions, Cisco serial console, pscp/plink and troubleshooting. Written in Persian.

19 chapters · about 60 minRead the guide →
SECURITY & VIDEO SURVEILLANCE
GuideSecurity & video surveillance

Choosing CCTV cameras: analog or IP?

Analog vs IP cameras, resolution, lenses, night vision, PoE and weatherproofing: what to decide before you buy.

6 min readRead guide →
SECURITY & VIDEO SURVEILLANCE
GuideSecurity & video surveillance

How to calculate CCTV storage (with examples)

How many terabytes do your cameras need? A simple formula based on bitrate, camera count and retention days, with worked examples.

5 min readRead guide →
NETWORKING & COMMUNICATIONS
GuideNetworking & communications

Network cabling: Cat6 or fiber optic?

The 100 m copper limit, Cat6 vs Cat6A, fiber types, and which to use where in a building or campus.

6 min readRead guide →
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