I have a site with an H323 gateway that when phones are registered SRST, will only allow the phones to dial 4 digits. Incoming calls work and internal extension dialing work as well.
Here is the runing confige on the router
!
!
interface Loopback0
description Must use loopback for H323
ip address 10.1.117.1 255.255.255.255
h323-gateway voip interface
h323-gateway voip bind srcaddr 10.1.117.1
!
interface FastEthernet0/0
description $ETH-LAN$$ETH-SW-LAUNCH$$INTF-INFO-FE 0$
no ip address
speed auto
full-duplex
no mop enabled
!
interface FastEthernet0/0.1
description DataVlan
encapsulation dot1Q 1 native
ip address 192.168.17.6 255.255.255.0
!
interface FastEthernet0/0.10
description VoiceVlan
encapsulation dot1Q 10
ip address 192.168.117.254 255.255.255.0
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
router rip
redistribute connected
network 192.168.17.0
!
ip forward-protocol nd
ip route 0.0.0.0 0.0.0.0 192.168.17.252
!
!
ip http server
ip http access-class 23
ip http authentication local
no ip http secure-server
ip http timeout-policy idle 60 life 86400 requests 10000
!
logging trap debugging
logging facility local1
logging source-interface Loopback0
logging 192.168.117.1
logging 192.168.117.254
dialer-list 1 protocol ip permit
snmp-server community Kemper RW
snmp-server enable traps tty
!
!
!
control-plane
!
!
!
voice-port 0/0/0
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
voice-port 0/0/1
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
voice-port 0/0/2
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
voice-port 0/0/3
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
!
!
!
!
dial-peer voice 2 pots
incoming called-number .
!
dial-peer voice 7000 voip
destination-pattern 7...
voice-class codec 1
session target ipv4:192.168.151.10
dtmf-relay h245-alphanumeric
no vad
!
dial-peer voice 14 pots
destination-pattern 8T
port 0/0/0
!
dial-peer voice 15 pots
destination-pattern 8T
port 0/0/1
!
dial-peer voice 16 pots
preference 10
destination-pattern 8T
port 0/0/2
!
dial-peer voice 17 pots
preference 9
destination-pattern 8T
port 0/0/3
!
dial-peer voice 921 pots
preference 5
destination-pattern 911
prefix 911
!
dial-peer voice 911 pots
destination-pattern 911
port 0/0/0
prefix 911
!
dial-peer voice 912 pots
destination-pattern 911
port 0/0/1
prefix 911
!
dial-peer voice 913 pots
preference 10
destination-pattern 911
port 0/0/2
prefix 911
!
dial-peer voice 914 pots
preference 9
destination-pattern 911
port 0/0/3
prefix 911
!
dial-peer voice 1000 voip
destination-pattern 1...
voice-class codec 1
session target ipv4:192.168.151.10
dtmf-relay h245-alphanumeric
no vad
!
!
!
call-manager-fallback
max-conferences 4 gain -6
transfer-system full-consult
ip source-address 10.1.117.1 port 2000
max-ephones 30
max-dn 150
system message primary SRST Mode
system message secondary SRST Mode
default-destination 1710
alias 1 1700 to 1710
!
!
line con 0
line aux 0
line vty 0 4
exec-timeout 0 0
privilege level 15
password !Cs!^)@kcpag
transport input none
line vty 5 15
privilege level 15
password !Cs!&)@kcpag
transport input telnet ssh
!
scheduler allocate 20000 1000
ntp clock-period 17207731
ntp server 130.126.24.53
end
!
!
interface Loopback0
description Must use loopback for H323
ip address 10.1.117.1 255.255.255.255
h323-gateway voip interface
h323-gateway voip bind srcaddr 10.1.117.1
!
interface FastEthernet0/0
description $ETH-LAN$$ETH-SW-LAUNCH$$INTF-INFO-FE 0$
no ip address
speed auto
full-duplex
no mop enabled
!
interface FastEthernet0/0.1
description DataVlan
encapsulation dot1Q 1 native
ip address 192.168.17.6 255.255.255.0
!
interface FastEthernet0/0.10
description VoiceVlan
encapsulation dot1Q 10
ip address 192.168.117.254 255.255.255.0
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
router rip
redistribute connected
network 192.168.17.0
!
ip forward-protocol nd
ip route 0.0.0.0 0.0.0.0 192.168.17.252
!
!
ip http server
ip http access-class 23
ip http authentication local
no ip http secure-server
ip http timeout-policy idle 60 life 86400 requests 10000
!
logging trap debugging
logging facility local1
logging source-interface Loopback0
logging 192.168.117.1
logging 192.168.117.254
dialer-list 1 protocol ip permit
snmp-server community Kemper RW
snmp-server enable traps tty
!
!
!
control-plane
!
!
!
voice-port 0/0/0
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
voice-port 0/0/1
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
voice-port 0/0/2
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
voice-port 0/0/3
supervisory disconnect dualtone mid-call
input gain 3
output attenuation 0
timeouts wait-release 2
timing min-ring 62
connection plar 1700
description Need Phone Number
caller-id enable
!
!
!
!
!
dial-peer voice 2 pots
incoming called-number .
!
dial-peer voice 7000 voip
destination-pattern 7...
voice-class codec 1
session target ipv4:192.168.151.10
dtmf-relay h245-alphanumeric
no vad
!
dial-peer voice 14 pots
destination-pattern 8T
port 0/0/0
!
dial-peer voice 15 pots
destination-pattern 8T
port 0/0/1
!
dial-peer voice 16 pots
preference 10
destination-pattern 8T
port 0/0/2
!
dial-peer voice 17 pots
preference 9
destination-pattern 8T
port 0/0/3
!
dial-peer voice 921 pots
preference 5
destination-pattern 911
prefix 911
!
dial-peer voice 911 pots
destination-pattern 911
port 0/0/0
prefix 911
!
dial-peer voice 912 pots
destination-pattern 911
port 0/0/1
prefix 911
!
dial-peer voice 913 pots
preference 10
destination-pattern 911
port 0/0/2
prefix 911
!
dial-peer voice 914 pots
preference 9
destination-pattern 911
port 0/0/3
prefix 911
!
dial-peer voice 1000 voip
destination-pattern 1...
voice-class codec 1
session target ipv4:192.168.151.10
dtmf-relay h245-alphanumeric
no vad
!
!
!
call-manager-fallback
max-conferences 4 gain -6
transfer-system full-consult
ip source-address 10.1.117.1 port 2000
max-ephones 30
max-dn 150
system message primary SRST Mode
system message secondary SRST Mode
default-destination 1710
alias 1 1700 to 1710
!
!
line con 0
line aux 0
line vty 0 4
exec-timeout 0 0
privilege level 15
password !Cs!^)@kcpag
transport input none
line vty 5 15
privilege level 15
password !Cs!&)@kcpag
transport input telnet ssh
!
scheduler allocate 20000 1000
ntp clock-period 17207731
ntp server 130.126.24.53
end
