A simple to use passive network port analyzer that gives you the information you need. Get network port information on your iOS or Android phone using netool.io APP.
 
Netool.io detects:
Tagged VLAN
Native VLAN
Switch Port
Switch IP and Hostname
Link Aggregation
Spanning Tree
DHCP
QOS
And now has 802.1x support and EAP detection.
 
PASSIVE PROTOCOL DETECTION AND ANALYZATION 
Netool detects information packed Ethernet protocols, analyzes them and displays them via the app.
 
SHARE DISCOVERED INFORMATION 
Share discovered information via any text based app including text message, email, Evernote, Slack and more.
 
AP AND CLIENT WIFI MODES 
Ap mode for when WiFi is not available. Client WiFi mode to connect to your WiFi allows other users to connect and see test results.
 
CONNECTIVITY TESTS ICMP 
Tests to the internet, local gateway and a custom IP.
 
REMOTE VIEWING AND TESTING 
Connect a number of devices to one Netool or many via wifi, Ethernet port or the cloud.
 
NETWORKING MAPPING 
Save discovered information to the Netool's local database or upload it automatically to the cloud.