Digium TE122 chanelization

/etc/dahdi/system.conf
# Global data
loadzone = us
defaultzone = us
span=1,1,0,esf,b8zs
e&m=1-12
fxsks=13-24
echocanceller=mg2,1-24
span=2,0,0,esf,b8zs
fxoks=25-48
echocanceller=mg2,25-48
span=3,0,0,esf,b8zs
fxoks=49-72
echocanceller=mg2,49-72
span=4,0,0,esf,b8zs
fxoks=73-96
echocanceller=mg2,73-96


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/etc/asterisk/chan_dahdi.conf
[trunkgroups]
[channels]
language=en
#include dahdi-channels.conf
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/etc/asterisk/dahdi-channels.conf
group=0
signalling=em_w
context=from-pstn
usecallerid=yes
echocancel=yes
channel=1-6
group=1
signalling=em_w
context=from-pstn
usecallerid=yes
echocancel=yes
channel=7-8
group=2
signalling=em_w
context=from-internal
usecallerid=yes
echocancel=yes
channel=9-12
group=3
signalling=fxs_ks
context=from-pstn
usecallerid=yes
echocancel=yes
channel=13-24
group=4
signalling=fxo_ks
context=from-internal
usecallerid=yes
echocancel=yes
channel=25-96

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[root@localhost ~]# asterisk -rx "dahdi show channels"
Chan Extension Context Language MOH Interpret Blocked State
pseudo default default In Service
1 from-pstn en default In Service
2 from-pstn en default In Service
3 from-pstn en default In Service
4 from-pstn en default In Service
5 from-pstn en default In Service
6 from-pstn en default In Service
7 from-pstn en default In Service
8 from-pstn en default In Service
9 from-internal en default In Service
10 from-internal en default In Service
11 from-internal en default In Service
12 from-internal en default In Service
13 from-pstn en default In Service
14 from-pstn en default In Service
15 from-pstn en default In Service
16 from-pstn en default In Service
17 from-pstn en default In Service
18 from-pstn en default In Service
19 from-pstn en default In Service
20 from-pstn en default In Service
21 from-pstn en default In Service
22 from-pstn en default In Service
23 from-pstn en default In Service
24 from-pstn en default In Service
25 from-internal en default In Service
26 from-internal en default In Service
27 from-internal en default In Service
28 from-internal en default In Service
29 from-internal en default In Service
30 from-internal en default In Service
31 from-internal en default In Service
32 from-internal en default In Service
33 from-internal en default In Service
34 from-internal en default In Service
35 from-internal en default In Service
36 from-internal en default In Service
37 from-internal en default In Service
38 from-internal en default In Service
39 from-internal en default In Service
40 from-internal en default In Service
41 from-internal en default In Service
42 from-internal en default In Service
43 from-internal en default In Service
44 from-internal en default In Service
45 from-internal en default In Service
46 from-internal en default In Service
47 from-internal en default In Service
48 from-internal en default In Service
49 from-internal en default In Service
50 from-internal en default In Service
51 from-internal en default In Service
52 from-internal en default In Service
53 from-internal en default In Service
54 from-internal en default In Service
55 from-internal en default In Service
56 from-internal en default In Service
57 from-internal en default In Service
58 from-internal en default In Service
59 from-internal en default In Service
60 from-internal en default In Service
61 from-internal en default In Service
62 from-internal en default In Service
63 from-internal en default In Service
64 from-internal en default In Service
65 from-internal en default In Service
66 from-internal en default In Service
67 from-internal en default In Service
68 from-internal en default In Service
69 from-internal en default In Service
70 from-internal en default In Service
71 from-internal en default In Service
72 from-internal en default In Service
73 from-internal en default In Service
74 from-internal en default In Service
75 from-internal en default In Service
76 from-internal en default In Service
77 from-internal en default In Service
78 from-internal en default In Service
79 from-internal en default In Service
80 from-internal en default In Service
81 from-internal en default In Service
82 from-internal en default In Service
83 from-internal en default In Service
84 from-internal en default In Service
85 from-internal en default In Service
86 from-internal en default In Service
87 from-internal en default In Service
88 from-internal en default In Service
89 from-internal en default In Service
90 from-internal en default In Service
91 from-internal en default In Service
92 from-internal en default In Service
93 from-internal en default In Service
94 from-internal en default In Service
95 from-internal en default In Service
96 from-internal en default In Service
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http://www.freepbx.org/forum/freepbx/installation/digium-te122-chanelization