Das inoffizielle Android-Handbuch
Windows 7 im Netz - So nutzen Sie das Internet optimal und lösen Netzwerkprobleme (Franzis Taschenbuch)
TP-Link TL-SG105 5-port gigabit network switch (up to 2000 Mbit / s in full duplex mode, shielded RJ-45 ports, metal housing, optimized data traffic, IGMP snooping, unmanaged, fanless) metallic blue
TP-Link TL-SG108 V3 8-ports Gigabit Network Switch
HP OfficeJet Pro 9010 multifunction printer (HP Instant Ink, A4, printer, scanner, copier, fax, WLAN, LAN, duplex, HP ePrint, Airprint, with 1 trial month HP Instant Ink included) basalt
TP-LINK TL-SF1005D 5-Port 10/100Mbps Unmanaged Desktop Switch
DeleyCON CAT 6a patch panel Network Panel
deleyCON CAT 6 Patch Panel Distribution Panel 8 Port - Desktop & Wall Mounting - Shielded - 8x RJ45 Socket - TIA568A TIA568B Black
CSL – Network cable tester for RJ45/RJ11 Cable Patch Cable Tester, Cable Tester/LAN Network Cable Tester 2 Different Speeds Selector Switch On/Off/Black
Diagnosis
Network Speed Tests
2021-10-18
- Internet Broadband speed test - SpeedTest Master (5@11) Ǥ 17
- Speed Check Light 5G / 4G LTE / WiFi (4.8@68,249) Ǥ 17
3 
/ V-SPEED Speed Test (4.8@416,931) Ǥ 16 2 Privacy-Test 6/2020 
/ Privacy-Test 6/2020 - Internet Speed Test SPEEDCHECK (4.7@523,050) Ǥ 21 24 / Speedcheck (4.7@65,110) Ǥ 21 25 / Simple Speedcheck (4.7@326,819) Ǥ 21 20 Privacy-Test 12/2020
/ Privacy-Test 12/2020 - Meteor: Speed Test for 3G, 4G, 5G Internet & WiFi (4.7@98,838) 12 2
- Speed Test Master (Net Boost) (4.6@16) 12 11
- LibreSpeed (4.6@5) 1
Github; Intro 6/2020; Privacy-Test 7/2020 
- 4G Speed Test & Meter (4.4@15,325) Ǥ 13 5 LastUpdate: 2020-03-19
- RTR-NetTest 3G/4G/5G IPv4 & IPv6 (4.4@1,660) 13 1 Github
- Speedtest by Ookla (4.3@1,286,140) Ǥ 18 13 Privacy Test 12/2020
- 5GMARK Speed & Quality Test (4.2@16,797) Ǥ 16 4
- Internet speed test Meter- SpeedTest Master & Wifi (4@949) Ǥ 8 4
- Internet Test Speed Meter (3.9@536) 5 LastUpdate: 2016-03-08
- cnlab UX Test (3.6@705) Ǥ 14 5
- Broadband Measurement (3.4@3,775) 9 / kyago - more than a speedtest (2.7@153) Ǥ 12 Vorstellung 9/2015; Privacy-Test 12/2020
- BenchBee SpeedTest (3.3@9,887) Ǥ 11 4
- Mobile Network Quality Test (3.2@945) Ǥ 16 4
Routing Diagnosis
2021-10-18
- PortDroid - Network Analysis Kit & Port Scanner (4.5@1,484) Ǥ 9 2
- Intrace: Visual Traceroute (4.3@5,795) Ǥ 12 4
- LanDroid (4.1@3,998) 6 Review 10/2015
- TracePing (3.8@484) Ǥ 6 LastUpdate: 2013-10-21 incl. display on map
- Connection List Free (3.7@231) 2 1 LastUpdate: 2017-11-10 / Connection List (4.3@35; ~EUR 1.75) Ǥ 4 LastUpdate: 2016-10-25 shows and tracks all current TCP (ipv4 and ipv6) connections on your phone/tablet
- Netstat for Android (3.4@26) 5 1 LastUpdate: 2017-05-04
- Traceroute (2.7@1,450) 1 LastUpdate: 2016-11-03
- Netstat Plus (2.5@904) 2 LastUpdate: 2017-04-24 / Netstat Plus (donate) (3.6@14; ~EUR 5.00) 2 LastUpdate: 2015-10-09
Network Monitoring
2021-10-12
- Network Monitor Mini (4.5@26,761) 13 1 LastUpdate: 2019-09-09 / Status Bar Mini PRO (4.5@862; ~EUR 2.00) Ǥ 14 LastUpdate: 2019-05-03 / Network Monitor Mini Pro (4.6@5,866; ~EUR 2.00) Ǥ 14 LastUpdate: 2019-10-30
- AeroConn - network monitoring (4.3@988) 8 1 LastUpdate: 2019-06-14
- Floating Network Monitor (4.2@1,055) 7 LastUpdate: 2013-12-17
- Network Monitor (4.2@523) 8 LastUpdate: 2019-08-11 Github; Intro 10/2016
- Network Monitor (4@318) Ǥ 9 3 LastUpdate: 2015-09-13
- Network Connections (3.8@6,384) Ǥ 8 1 / Network Connections Unlock Key (4@424; ~EUR 4.00) 0 LastUpdate: 2018-10-30
- Network Log (3.6@1,129) 5 LastUpdate: 2015-08-05 Github; detaillierte Beschreibung & Tutorial 8/2014; See what's accessing the internet – and catch apps „calling home“; IzzyOnDroid recommendation
- NetLive (3.5@614) 1 LastUpdate: 2017-06-22 only live-data, no long-term stats
- NetUpDown (0@0) 2
LastUpdate: 2017-12-01 Github - Throughput (0@0) 7 LastUpdate: 2017-03-17 Github
- Net Monitor (Privacy Friendly) (0@0) 2 / Net Monitor (Privacy Friendly) (3.7@123) 2 Github; Shows network connections of installed apps
Server checks
2021-10-17
- Home Network SSL Checker (3.6@49) 6 LastUpdate: 2018-05-16 check SSL certificates
Other tools for network diagnosis
2021-10-18
- Network Analyzer (4.7@32,525) Ǥ 9 3 / Network Analyzer Pro (4.8@11,953; ~EUR 1.00) Ǥ 9 2 Wifi scanner, signal meter, ping, traceroute, whois, DNS query & other net tools
- Network Utilities (4.6@9,230) Ǥ 12 2
- Network Monitor Mini (4.5@26,761) 13 1 LastUpdate: 2019-09-09 / Status Bar Mini PRO (4.5@862; ~EUR 2.00) Ǥ 14 LastUpdate: 2019-05-03 / Network Monitor Mini Pro (4.6@5,866; ~EUR 2.00) Ǥ 14 LastUpdate: 2019-10-30
- IP Tools: WiFi Analyzer (4.4@218,945) Ǥ 17 23
- Catch the Man-in-the-Middle (4.4@106) 2 LastUpdate: 2020-04-01 MITM Certificate Fingerprint Checker
- OONI Probe (4.3@2,121) Ǥ 8 2 Github; Announcement 2/2017; Review 2/2017; Intro 3/2018; Speed? Blocks? Surveillance? Find out!
- OPCTXO Network Tools (4.3@1,178) 3 LastUpdate: 2013-10-08
- he.net - Network Tools (4.2@3,081) Ǥ 7 2 LastUpdate: 2015-11-04
- Fing - Network Tools (4.1@352,362) Ǥ 18 8 Video Review 5/2018; Test 11/2015
- Network Tools (4@1,764) 7 LastUpdate: 2015-10-10
- MobiPerf (3.7@110) Ǥ 14 3 LastUpdate: 2017-08-25
- NetLive (3.5@614) 1 LastUpdate: 2017-06-22 only live-data, no long-term stats
- Android IP Scanner (0@0) 3 Github; very simple & bare-bones network scanner
Further Readings:
- Category Statistics for calls, messages, data
- Test Your Wi-Fi Speed With These 7 Android Apps (7/2021)
- Video (12min): Apps gecheckt: Speed-Checker fürs WLAN | 6 Datenschleudern und 2 App-Tipps: LibreSpeed, Funkloch-App (1/2021)
- Apps gecheckt: Speed-Checker fürs WLAN versenden Standortdaten an Dritte (1/2021)
- Speedtest für Android: 3 der besten Apps kurz vorgestellt (5/2014 - 2/2016)
2021-10-19