[cisco-voip] Voice clipping on Cisco PRI
OConnell, Ryan
Ryan.OConnell at nexinnovations.com
Thu Jun 8 21:25:21 EDT 2006
Keith try this
network-clock-select 1 T1 0/0/0
Ryan O'Connell
Senior Consultant CCIE Voice (13382)
NexInnovations Inc.
3636 - 23rd Street N.E.
Calgary, AB. T2E 8Z5
Desk (403) 291-7293
Cell: (403) 990-1275
Fax: (403) 291-7281
Ryan.OConnell at nexinnovations.com
http://www.nexinnovations.com <http://www.nexinnovations.com/>
________________________________
From: cisco-voip-bounces at puck.nether.net
[mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Keith Burns
Sent: June 8, 2006 7:17 PM
To: cisco-voip at puck.nether.net
Subject: [cisco-voip] Voice clipping on Cisco PRI
Hi,
I have a customer with a PBX connected to a 2801. He says that when we
both talk (I am calling in from PSTN) he hears my voice clipping, yet I
hear his fine.
I was wondering if someone has seen this before.
Here are some configlets and version:
<snip>
isdn switch-type primary-ni
!
voice-card 0
!
!
!
voice service voip
fax protocol pass-through g711ulaw
modem passthrough nse codec g711ulaw
!
controller T1 0/3/0
framing esf
clock source internal
linecode b8zs
pri-group timeslots 1-8,24
!
class-map match-all voip
match access-group 105
!
!
policy-map llq
class voip
priority percent 100
class class-default
fair-queue
!
<snip>
interface Serial0/1/0:0.16 point-to-point
ip address 10.20.121.1 255.255.255.252
no cdp enable
frame-relay interface-dlci 16 IETF protocol ip 10.20.121.2
class T1-throttledown
!
interface Serial0/3/0:23
no ip address
isdn switch-type primary-ni
isdn protocol-emulate network
isdn incoming-voice voice
no cdp enable
!
<snip>
map-class frame-relay T1-throttledown
frame-relay traffic-rate 1544000 1544000
service-policy output llq
!
access-list 105 permit ip any any precedence critical
access-list 105 permit ip any any dscp ef
!
voice-port 0/3/0:23
!
dial-peer voice 1000 voip
application session
destination-pattern .T
session protocol sipv2
session target ipv4:10.50.0.40
codec g711ulaw
ip qos dscp ef signaling
no vad
!
dial-peer voice 103 pots
application session
destination-pattern <snip>75..
direct-inward-dial
port 0/3/0:23
prefix 75
!
accurate-pri#sh ver
Cisco IOS Software, 2801 Software (C2801-IPVOICE-M), Version 12.3(11)T5,
RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2005 by Cisco Systems, Inc.
Compiled Sat 02-Apr-05 21:22 by yiyan
ROM: System Bootstrap, Version 12.3(8r)T8, RELEASE SOFTWARE (fc1)
accurate-pri uptime is 3 weeks, 5 days, 2 hours, 39 minutes
System returned to ROM by reload at 22:37:40 UTC Sat May 13 2006
System image file is "flash:c2801-ipvoice-mz.123-11.T5.bin"
Cisco 2801 (revision 5.0) with 115712K/15360K bytes of memory.
Processor board ID FTX0946Y355
2 FastEthernet interfaces
10 Serial interfaces
2 Channelized T1/PRI ports
1 DSP, 8 Voice resources
DRAM configuration is 64 bits wide with parity disabled.
191K bytes of NVRAM.
62720K bytes of ATA CompactFlash (Read/Write)
Configuration register is 0x2102
!
Any help greatly appreciated!
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