Avaya T3 Comfort, Service Manual

Page: 13 / 73

General explanations
13
2 networks, IP telephones of one IP Office distributed on both networks
IP telephone 14 in Building B:
The following must be noted:
•
IP telephone 14 cannot be logged in via the IP Office DHCP
. Login has
to be carried out manually (see “Commissioning an IP telephone”).
Alternatively:
The IP telephone can be logged in with DHCP with certain
router configurations. To achieve this, a DHCP relay agent has to run on
the router. This DHCP relay agent has to react to the DHCP broadcast of
the IP telephone, collect the IP address from the DHCP server and forward
it to the IP-telephone.
• IP telephone 14
must have entered the gateway address of
its
network
(Network Building B).
• IP telephone 14
must have entered the gatekeeper address of
its
IP
Office (IP Office located in Network Building A).
IP telephones 11, 12, 13 in Building A:
The following must be noted:
•
IP telephones 11, 12, 13
can be logged in via DHCP if the DHCP
server on the IP Office is not active. Login has to be carried out
manually (see “Commissioning an IP telephone”).
•
IP telephones 11, 12 and 13
must have entered the gateway address
of
their
network (Network Building A).
•
IP telephones 11, 12 and 13
must have entered the gatekeeper
address of
their
IP Office. (IP Office is located in Network Building A.)