[cisco-voip] Problem with 7920 - ringing but no sound

[Matthew Saskin]

Are you getting no audio at all or only one way audio?

-matt

Konne wrote:
> hi @ all,
>
> i have a little problem with my Cisco VoIP. I' ve a WLAN Infrastructure 
> and i would like to implement VoIP now.
> my problem is that the phones are communicating well, only that i can 
> hear nothing.
>
> have you any suggests
>
> thx
>
>
> my network:
>
>
> Router2811 with DSP ----- TRUNK dot1q ------ Catalyst3750------------ ACS
>                                                                          
>                   |
>                                                                          
>                   |
>                                                                          
>             AP1240
>
>
>                                                           ephone1 
> 7920                     ephone2 7920
>
>
> my config Router2811:
>
> router2811#sh run
> Building configuration...
>
> Current configuration : 2961 bytes
> !
> ! Last configuration change at 11:52:04 MESZ Thu May 24 2007 by router2811
> ! NVRAM config last updated at 11:52:06 MESZ Thu May 24 2007 by router2811
> !
> version 12.3
> service timestamps debug datetime msec
> service timestamps log datetime msec
> service password-encryption
> !
> hostname router2811
> !
> boot-start-marker
> boot-end-marker
> !
> logging buffered 51200 warnings
> !
> clock timezone MEZ 1
> clock summer-time MESZ recurring last Sun Mar 2:00 last Sun Oct 3:00
> no aaa new-model
> ip subnet-zero
> !
> !
> ip cef
> !
> !
> ip domain name +++++
> ip name-server 192.168.138.10
> ip name-server 192.168.138.11
> no ftp-server write-enable
> !
> voice-card 0
>  no dspfarm
>  dsp services dspfarm
> !
> username +++++++ privilege 15 secret 5 ++++++++
> !
> !
> !
> !
> interface FastEthernet0/0
>  no ip address
>  duplex auto
>  speed auto
> !
> interface FastEthernet0/0.1
>  description Management
>  encapsulation dot1Q 1 native
>  ip address 192.168.250.20 255.255.255.0
> !
> interface FastEthernet0/0.138
>  description Server
>  encapsulation dot1Q 138
>  ip address 192.168.138.2 255.255.255.0
>  no cdp enable
> !
> interface FastEthernet0/0.184
>  description Admin
>  encapsulation dot1Q 184
>  ip address 192.168.184.2 255.255.255.0
>  no cdp enable
> !
> interface FastEthernet0/0.880
>  description VoIP
>  encapsulation dot1Q 880
>  ip address 10.95.180.5 255.255.255.0
> !
> interface FastEthernet0/1
>  no ip address
>  shutdown
>  duplex auto
>  speed auto
> !
> ip classless
> !
> !
> no ip http server
> ip http authentication local
> ip http secure-server
> ip http timeout-policy idle 60 life 86400 requests 10000
> !
> access-list 10 permit 192.168.184.0 0.0.0.255
> access-list 10 permit 192.168.185.0 0.0.0.7
> access-list 10 permit 192.168.250.0 0.0.0.255
> !
> !
> !
> control-plane
> !
> telephony-service
>  max-ephones 10
>  max-dn 10
>  ip source-address 10.95.180.5 port 2000
>  time-format 24
>  date-format dd-mm-yy
>  user-locale DE
>  network-locale IT
>  create cnf-files version-stamp 7960 May 23 2007 12:24:26
>  max-conferences 8
>  transfer-system full-blind
>  transfer-pattern ...
> !
> !
> ephone-dn  1
>  number 750
> !
> !
> ephone-dn  2
>  number 751
> !
> !
> ephone  1
>  mac-address 0019.AAmac
>  button  1:1
> !
> !
> !
> ephone  2
>  mac-address 0019.AAmac2
>  button  1:2
> !
> !
> line con 0
>  login local
> line aux 0
> line vty 0 4
>  access-class 10 in
>  exec-timeout 30 0
>  privilege level 15
>  login local
>  transport input telnet ssh
> line vty 5 15
>  access-class 10 in
>  exec-timeout 30 0
>  privilege level 15
>  login local
>  transport input telnet ssh
> !
> scheduler allocate 20000 1000
> ntp server 62.101.81.203 source FastEthernet0/0.138
> ntp server 62.152.126.5 source FastEthernet0/0.138
> !
> end
>
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