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Network error message on incoming video call.

AhsanHashmi
Level 1
Level 1

Dear All,

I am deploying a Video conferencing solution. I have 5 sony VC units and one CISCO 2811  with Cisco IOS Software, 2800 Software (C2800NM-ADVENTERPRISEK9_IVS_LI-M), Version 12.4(24)T3 with 1 PRI line and DID range of 20 number out 20 numbers I am only using 5 at the moment.

Issue:

The current sitution is that I can make inbound/outboud audio call and outbound Video calls succesfull to any VC unit or POTS telphone. But when it comes to Inbound video call it fails.

The inbound video call reaches the Sony VC unit and gives one ring and then the call is dropped with an error message "NETWORK ERROR. the call cannot be completed "

I don't see any issue with the dial-peers during debug session. All the dial-peers match.

Need your help urgently to resolve this issue.I hope this information is enough. If you require more let me know.

The config :

version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname Router
!
boot-start-marker
boot system flash:c2800nm-adventerprisek9_ivs_li-mz.124-24.T3.bin
boot-end-marker
!
card type e1 0 3
logging message-counter syslog
no logging console
!
no aaa new-model
network-clock-participate wic 3
network-clock-select 1 E1 0/3/0
!
dot11 syslog
ip source-route
!
!
ip cef
!
!
no ip domain lookup
no ipv6 cef
!
multilink bundle-name authenticated
!
!
!
!
isdn switch-type primary-net5
!
!
!
voice service voip
clid network-provided
allow-connections h323 to h323
allow-connections h323 to sip
allow-connections sip to h323
allow-connections sip to sip
fax protocol cisco
h323
sip
  registrar server
!
!
!
voice class codec 1000
codec preference 1 g711ulaw
codec preference 2 g729br8
codec preference 3 g728
codec preference 4 g722-48
codec preference 5 g722-56
codec preference 6 g722-64
codec preference 7 g711alaw
video codec h261
video codec h263
video codec h263+
video codec h264
video codec mpeg4
!
!
!
!
!
!
!
!
!
!
voice class called number inbound 1011
index 2 8111940
index 3 8111941
index 4 8111942
index 5 8111943
index 6 8111944
!
!
voice class called number outbound 1012
index 10 8111970
index 11 8111971
index 12 8111972
index 13 8111973
index 14 8111974
index 15 8111975
!
!
voice class called number pool 1010
index 1 8111935 - 8111940
!
!
!
voice translation-rule 1
rule 1 /.*\(...\)/ /\1/
!
!
voice translation-profile IN
translate called 1
!
!
voice-card 0
dspfarm
!
!
!
!
!
username admin privilege 15 password 0 Admin
archive
log config
  hidekeys
!
!
!
!
!
controller E1 0/3/0
framing NO-CRC4
pri-group timeslots 1-31
!
!
!
!
!
interface FastEthernet0/0
description $ETH-SW-LAUNCH$$INTF-INFO-FE 0/0$$ETH-LAN$$ES_LAN$
ip address 10.10.99.120 255.255.255.0
duplex auto
speed auto
h323-gateway voip interface
h323-gateway voip id gk_vc ipaddr 10.10.99.120 1719
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
interface Serial0/3/0:15
description << PRI port >>
no ip address
encapsulation hdlc
carrier-delay 60
isdn switch-type primary-net5
isdn map address .* plan unknown type unknown
isdn negotiate-bchan resend-setup
isdn bchan-number-order ascending
isdn sending-complete
isdn integrate calltype all
no cdp enable
!
ip forward-protocol nd
ip route 0.0.0.0 0.0.0.0 10.10.0.1
ip route 0.0.0.0 0.0.0.0 10.10.99.1
no ip http server
no ip http secure-server
!
!
!
nls resp-timeout 1
cpd cr-id 1
!
!
!
!
!
!
control-plane
!
!
!
voice-port 0/3/0:15
translation-profile incoming IN
cptone PK
bearer-cap Speech
!
!
mgcp fax t38 ecm
!
!
!
dial-peer voice 10 pots
preference 1
destination-pattern .T
information-type video
voice-class called-number inbound 1011
incoming called-number .
bandwidth maximum 384
direct-inward-dial
port 0/3/0:15
forward-digits all
!
dial-peer voice 11 pots
incoming called-number .
direct-inward-dial
!
dial-peer voice 100 voip
destination-pattern .T
voice-class codec 1000
session target ras
dtmf-relay h245-alphanumeric
no vad
!
dial-peer voice 12 pots
destination-pattern 032[123].......
direct-inward-dial
port 0/3/0:15
forward-digits all
!
dial-peer data 1 pots
!
!
gateway
!
!
!
gatekeeper
zone local gk_vc gk.com 10.10.99.120
no shutdown
!
!
telephony-service
video
max-conferences 8 gain -6
transfer-system full-consult
create cnf-files version-stamp Jan 01 2002 00:00:00
!
!
line con 0
logging synchronous
login local
line aux 0
line vty 0 4
login local
transport input all
!
scheduler allocate 20000 1000
end

1 Reply 1

mwhitlow
Level 1
Level 1

I recall issues like this 5 years or so ago with some Polycom H.323 units. I remember I fiddled around with the local NAT settings on the H.323 units for hours, tried every combination humanly possible, and eventually it worked.  Through trial and error I learned that the NAT settings on the H.323 unit itself had to be tweaked to this or that based on if you were behind a firewall or not, how was the firewall configured (NAT/PAT, etc), were your outside IPs and inside IPs the same or was one public, one private, etc...   I wish I could remember more specifics but it has been a while. Good luck!