I have that configured. My phones are receiving IP and I can ping them. I do not have any other dial plans or ephone-dn configured yet. I'm just trying to get the phones to register to my CME.

ip source-address 172.16.4.1 port 2000

load 7960-7940 P0030702T023

max-ephones 240

max-dn 0

max-conferences 12 gain -6

dspfarm units 0

dspfarm transcode sessions 0

hunt-group report delay 1 hours

max-redirect 5

time-format 24

date-format mm-dd-yy

timezone 0 Greenwich Standard Time

after-hours block pattern 1 91900 7-24

keepalive 30

timeout interdigit 10

timeout busy 10

timeout ringing 180

caller-id name-only: enable

system message Hello

web admin system name Admin

web admin customer name Customer

edit DN through Web: enabled.

edit TIME through web: disabled.

Log (table parameters):

max-size: 150

retain-timer: 15

create cnf-files version-stamp 7960 Jul 19 2007 08:42:24

auto assign 10 to 210 type 7960

local directory service: enabled.

tftp-server system:/its/SEPDEFAULT.cnf

tftp-server system:/its/SEPDEFAULT.cnf alias SEPDefault.cnf

tftp-server system:/its/XMLDefault.cnf.xml alias XMLDefault.cnf.xml

tftp-server system:/its/ATADefault.cnf.xml

tftp-server system:/its/united_states/7960-tones.xml alias United_States/7960-tones.xml

tftp-server system:/its/united_states/7960-font.xml alias English_United_States/7960-font.xml

tftp-server system:/its/united_states/7960-dictionary.xml alias English_United_States/7960-dictionary.xml

tftp-server system:/its/united_states/7960-kate.xml alias English_United_States/7960-kate.xml

tftp-server system:/its/united_states/SCCP-dictionary.xml alias English_United_States/SCCP-dictionary.xml