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Epygi Technologies Configuring Grandstream IP Phones on Quadro LAN
Figure 6- SIP Phone uses dedicated DHCP server
Please note: If your company’s LAN configuration is similar to the one shown in Figure 6 make
sure the DHCP server is disabled on the Quadro LAN. If it is not, unpredictable network behaviour
may occur.
7.1 Configuration Changes to a DHCP Server
The steps below describe how to correctly configure the DHCP server. These steps also apply to
LANs that consist of several logical subnets with the DHCP server and a SIP phone on one subnet,
and the Quadro on another.
• Set the options listed in Table 1 to the values shown in the right column.
• Create a DHCP record for each SIP phone connected to the Quadro LAN.
• Reset the ph t. one to its default settings and then reboo
l scope options
Option Name Value Example
Table 1 Globa
003 Router
Quadro LAN IP 172.30.0.1
004 Time Server
Quadro LAN IP 172.30.0.1
005 Name Servers
Quadro LAN IP 172.30.0.1
006 DNS Servers
Quadro LAN IP 172.30.0.1
015 DNS-Domain Name com epygi-config.com epygi-config.
066 TFTP Server Name
Quadro LAN IP 172.30.0.1
Once the appropriate changes to the DHCP server configuration are completed, reset the phone to
tart the phone configuration. Please see Section 4
s
.
PAGE 11 27-Sep-07