FHF ExResistTel IP2/IP154, Operating Instructions Manual

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Manual ResistTel IP2 / IP152 Page 357
ExResistTel IP2 / IP154
Afterwards in the web interface of the telephone below Maintenance the
group Debug with the submenus Leaks and Tracing will appear.
•
Activation of the menu group Tuning:
Append to the configuration line "config change CPU" the option "/tuning".
Afterwards in the web interface of the telephone below Maintenance the
group Tuning with the submenu Tuning will appear.
Furthermore in the menu of the phone below Administration the submenu
Tuning will appear.
To take effort of the change of the configuration menu, a restart of the telephone
and afterwards a refresh or new start of the browser on the PC must be executed.
4.11.3 Configuration for Direct Dialling of IP Addresses
Tip
With direct dialling of IP addresses it is possible to make call, but it is impossible to
make inquiry calls.
The message “channel not free” appearing with lifting off the handset, has to be
ignored.

4.11.3.1 Backup for Failure of the Gatekeeper
Every telephone that should be able direct dialling of IP addresses during the
gatekeeper isn’t reachable, is being configured like the following:
•
It must be sure that the telephones always have the same IP address. For this
purpose there are two possibilities:
o
In the DHCP server the allocation IP-address – MAC-address must be
set to fixed.
o
The telephones must be operated with local set fixed IP-addresses.
This solution should be preferred, because this is insensible to a
malfunction of the DHCP server