2N Helios IP User manual, 1510 v1.12 - Manual (Page 46)

Acoustic Signalling and Keypad Configuration 3.1
46
Figure 3.2 Switching to Default Network Parameters – Static IP Address (Part Nos. 9137161E,
9137161CE, 9137161CKE)
Figure 3.3 Switching to Default Network Parameters – Static IP Address (Part Nos. 9137111E,
9137111CE, 9137111CKE)
For one-button 2N ® Helios IP modules (Part Nos. 9137111E, 9137111CE,
9137111CKE), pushing key 1 fifteen times within 30 seconds after the internal
application launch results in turning on of the web server and switching the
network parameters from the DHCP to the default static IP address and vice versa.