Allied Telesis AT-S25 - Manual (Page 84)

Section II: Local and Telnet Mangement
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7. Type S to select Save Configuration Changes.
8. Configure the ports on the remote switch for port trunking.
9. Connect the cables to the ports of the trunk on the switch.
The port trunk is ready for network operation.
A prompt similar to the following appears:
Enter trunk ports [1 - 8] ->
Enter Trunk Number -> [1 to 2] ->
10. Enter the ports that will constitute the port trunk; then press the Enter
key.
You can specify the ports individually (e.g., 24,25) or as a range
(e.g., 24-25).
Once you have specified the port(s) of the trunk, the following
menu selection appears in the window:
Enter trunk ports [1 - 8] ->
Press any key to continue.