[cisco-voip] Voice Problem with POTS

[Uthayakumar,Sasikumar [DBA]]

Hi 
            I have configured Cisco 2600 with the following details.
I was able to establish a call with the given number, but the voice
heard at the mobile end is not clear.(lot of noise and the voice is
blurred)
Can any you help me out in solving this?
 
 
 
voice-card 1
 codec complexity high
!
ip subnet-zero
!
!
!
ip multicast-routing
no ip dhcp-client network-discovery
frame-relay switching
mgcp modem passthrough voip codec g711alaw
mgcp codec g711alaw packetization-period 10
isdn switch-type primary-net5
call rsvp-sync
voice rtp send-recv
!
voice service pots 
!
voice service voip 
!
voice class codec 99
 codec preference 1 g711alaw
!
voice class codec 100
 codec preference 1 g711alaw
!
!
!
!
!
!
!
controller E1 1/0
 framing NO-CRC4 
 clock source internal
 channel-group 5 timeslots 7
 pri-group timeslots 5,16
!
gw-accounting h323
gw-accounting h323 vsa
gw-accounting voip
!
interface Ethernet0/0
 ip address 192.168.1.189 255.255.255.0
 ip mrm test-sender-receiver
 no ip mroute-cache
 full-duplex
 priority-group 15
!
interface Serial1/0:5
 no ip address
 no logging event link-status
!
interface Serial1/0:15
 no ip address
 no logging event link-status
 isdn switch-type primary-net5
 isdn incoming-voice voice
 no cdp enable
!
router rip
 network 0.0.0.0
!
ip classless
ip route 0.0.0.0 0.0.0.0 192.168.1.86
ip route 0.0.0.0 0.0.0.0 192.168.1.212
no ip http server
!
!
!
!
voice-port 1/0:15
!
dial-peer cor custom
!
!
!
dial-peer voice 1500 pots
 application session
 destination-pattern [0-9]..T
!
dial-peer voice 501 voip
 application session
 incoming called-number [0-9]...T
 destination-pattern 9.........
 session protocol sipv2
 session target sip-server
 codec g711alaw
 no vad
!
dial-peer voice 601 voip
 application session
 incoming called-number [0-9]...T
 destination-pattern [0-9]..T
 session protocol sipv2
 session target sip-server
 codec g711alaw
!
dial-peer voice 700 voip
 application session
 incoming called-number [0-9]...T
 session protocol sipv2
 session target sip-server
 codec g711alaw
!
dial-peer voice 900 voip
 application session
 incoming called-number [0-9]...T
 session protocol sipv2
 session target sip-server
 codec g711alaw
!
dial-peer voice 800 pots
 application session
 destination-pattern [0-9]..T
 direct-inward-dial
 port 1/0:15
!
dial-peer voice 1800 pots
 application session
 destination-pattern [0-9]..T
 direct-inward-dial
 port 1/0:15
!
dial-peer voice 1801 voip
 application session
 incoming called-number [0-9]...T
 destination-pattern [0-9]..T
 session protocol sipv2
 session target sip-server
 dtmf-relay cisco-rtp
 codec g711alaw
!
dial-peer voice 2000 pots
!
gateway 
!
sip-ua 
 retry invite 4
 retry response 3
 retry bye 2
 retry cancel 2
 sip-server ipv4:192.168.1.86
!
!
line con 0
line aux 0
line vty 0 4
 password sip
 login
line vty 5 14
 password cisco
 login
line vty 15
 password cisco
 login
 modem autoconfigure discovery
!
!
end
 
 
 
  Best Regards,
SASIKUMAR.U | Programmer Analyst 
Dexterity Business Analysts (P) Ltd | www.dexterity.in
<http://www.dexterity.in/> 
Phn off: +91 44 5229 0000 |Extn 1231|Fax: +91 44 5229 0099
 
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