I had fun getting one of these phones to work. Please refer to what I did below.
Please be aware that you CAN'T IDU a polycom digital phone!.
The phone works fine!.
>LD 20
REQ: PRT
TYPE: DNB
CUST 0
DN 7112
DATE
PAGE
DES
DN 7112
CPND
CPND_LANG ROMAN
NAME Polycom Conference Room
XPLN 27
DISPLAY_FMT FIRST,LAST
TYPE SL1
TN 006 0 00 03 KEY 00 H MARP DES M3310 19 MAY 2009
(2616)
NACT
REQ: IDU 6 3
NPR503
TIM000 22:22 7/12/2009 CPU 0
REQ: STAT 6 3
IDLE
REQ: PRT
TYPE: 2616
TN 6 3
DATE
PAGE
DES
DES M3310
TN 006 0 00 03
TYPE 2616
CDEN 8D
CUST 0
AOM 0
FDN 7101
TGAR 1
LDN NO
NCOS 7
SGRP 0
RNPG 1
SCI 0
SSU 0010
LNRS 16
XLST 0
SCPW 7112
SFLT NO
CAC_MFC 0
CLS TLD FBD WTA LPR PUD MTD FNA HTA ADD HFA
MWA LMPN RMMD SMWD AAD IMD XHD IRD NID OLD VCE DRG1
POD DSX VMD CMSD SLKD CCSD SWD LNA CNDA
CFTA SFA MRD DDV CNID CDCA MSID DAPA BFED RCBD
ICDD CDMD MCTD CLBD AUTU
GPUA DPUA DNDD CFXA ARHA FITD CLTD ASCD
ABDD DELD CFHA FICD NAID BUZZ
UDI RCC HBTA AHA IPND DDGA NAMA MIND PRSD NRWD NRCD NROD
DRDD EXR0
USRA ULAD RTDD RBDD RBHD PGND OCBD FLXD FTTC DNDY DNO3 MCBN
FDSD NOVD
CPND_LANG ENG
RCO 0
EFD 7101
HUNT 7112
EHT 7101
LHK 0
PLEV 00
AST
IAPG 0
AACS NO
ITNA NO
DGRP
MLWU_LANG 0
DNDR 0
KEY 00 SCR 7112 0 MARP
CPND
CPND_LANG ROMAN
NAME Polycom Conference Room
XPLN 27
DISPLAY_FMT FIRST,LAST
01 AO6
02 RGA
03 ADL 16 7101
04 CFW 4 7119
05 SCC 7112
06 RDL 16 7127
07
08
09
10
11
12
13
14
15
DATE 19 MAY 2009
All the best
Firebird Scrambler
Meridian Programmer in the UK
If it's working, then leave it alone!.