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E1 issues, D-channel on serial....

umar.osu
Level 1
Level 1

Hi folks....

I am trying to setup a home lab where i have a PSTN router which provides E1 connectivity to two other routers (preparing for CCIE). I have no experience in setup up an E1 connection from the PSTN side hence facing issues.... i have checked some initial configuration (INE lab), which i am using as configuration model for my lab setup and D-channel is setup using serial x/x/x:15.

I am trying to do the same but i dont get that interface enabled. Below is my configuration.... Please suggest what i can do.... to setup this lab....

!

version 12.4

service timestamps debug datetime msec

service timestamps log datetime msec

no service password-encryption

!

hostname PSTN-WAN

!

boot-start-marker

boot-end-marker

!

logging message-counter syslog

!

no aaa new-model

clock timezone EST -5

clock summer-time EDT recurring

network-clock-participate wic 0

network-clock-participate wic 1

network-clock-participate wic 2

!

dot11 syslog

ip source-route

!

!

ip cef

!

!

no ip domain lookup

no ipv6 cef

multilink bundle-name authenticated

!

!

!

!

frame-relay switching

isdn switch-type primary-ni

!

!

!

voice service voip

allow-connections h323 to h323

allow-connections h323 to sip

allow-connections sip to h323

allow-connections sip to sip

fax protocol cisco

sip

!

!

!

voice class codec 1

codec preference 1 g729r8

codec preference 2 g711ulaw

!

!

!

!

!

!

!

!

!

!

!

!

!

voice translation-rule 1

rule 1 /^911$/ /\0/ type any unknown plan any unknown

rule 2 /^212\(3942123\)$/ /\1/ type any subscriber plan any isdn

rule 3 /^6178632683$/ /\0/ type any national plan any isdn

rule 4 /^32141891$/ /34\0/ type any international plan any isdn

rule 5 /^6745738932$/ /91\0/ type any international plan any isdn

rule 6 /^9004522138$/ /\0/ type any national plan any isdn

!

voice translation-rule 2

! deleting the translations to shortent the config file

.

.

.

.

!

!

voice translation-profile block-call-into-BR1

translate called 617

!

!. deleteing the translations profile to shorten the configuration

.

..

.

!        

voice-card 0

!

!

!

!

!

archive

log config

  hidekeys

!

!

controller E1 0/0/0

clock source internal

channel-group 0 timeslots 1-31

description ** SERIAL DATA CONNECTION TO BR1-RTR **

!

controller E1 0/0/1

clock source internal

channel-group 0 timeslots 1-31

description ** SERIAL DATA CONNECTION TO BR2-RTR **

!

controller E1 0/1/0

clock source internal

channel-group 0 timeslots 1-31

description ** SERIAL DATA CONNECTION TO HQ-RTR **

!

controller E1 0/1/1

clock source internal

channel-group 0 timeslots 1-3,16

description ** E1 VOICE CONNECTION TO BR1-RTR **

!

controller E1 0/2/0

clock source internal

channel-group 0 timeslots 1-3,16

description ** E1 VOICE CONNECTION TO BR2-RTR **

!

controller E1 0/2/1

clock source internal

channel-group 0 timeslots 1-3,16

description ** E1 VOICE CONNECTION TO HQ-RTR **

!

!

!

!

!

interface FastEthernet0/0

no ip address

shutdown

duplex auto

speed auto

!

interface FastEthernet0/1

no ip address

shutdown

duplex auto

speed auto

!

interface Serial0/0/0:0

description ** E1 DATA CONNECTION TO BR1-RTR **

no ip address

encapsulation frame-relay IETF

frame-relay lmi-type ansi

frame-relay intf-type dce

frame-relay route 101 interface Serial0/1/0:0 201

!

interface Serial0/0/1:0

description ** E1 DATA CONNECTION TO BR2-RTR **

no ip address

encapsulation frame-relay IETF

frame-relay lmi-type ansi

frame-relay intf-type dce

frame-relay route 102 interface Serial0/1/0:0 202

!

interface Serial0/1/0:0

description ** E1 DATA CONNECTION TO HQ-RTR **

no ip address

encapsulation frame-relay IETF

frame-relay lmi-type ansi

frame-relay intf-type dce

frame-relay route 201 interface Serial0/0/0:0 101

frame-relay route 202 interface Serial0/0/1:0 102

!

interface Serial0/1/1:0

no ip address

!

interface Serial0/2/0:0

no ip address

!

interface Serial0/2/1:0

no ip address

!

router ospf 1

router-id 10.10.100.2

log-adjacency-changes

network 10.0.0.0 0.255.255.255 area 0

!

ip forward-protocol nd

!

ip http server

no ip http secure-server

!

!

!

!

!

control-plane

!

!

!

!

!

!

!

dial-peer voice 100 pots

incoming called-number .

direct-inward-dial

!

!

num-exp 916745738932 6745738932

num-exp 1900452.... 900452....

gateway

timer receive-rtp 1200

!

!

line con 0

exec-timeout 0 0

logging synchronous

line aux 0

line vty 0 4

login

!

scheduler allocate 20000 1000

end

1 Accepted Solution

Accepted Solutions

Ayodeji Okanlawon
VIP Alumni
VIP Alumni

If you want to use your E1 interfaces for voice calls then you need to configure them with pri-group, not channel group.

eg...

  controller E1 0/0/0

  pri-group timeslots 1-31

interface Serial0/0/0:15
no ip address
encapsulation hdlc
isdn switch-type primary-net5
isdn incoming-voice voice

The next thing is if you want to configure one end of the E1 as clock source because I see that you have set the clock to internal, then you need to make that end the network side..using the isdn protocl emulate network command...

Please rate all useful posts

"'Nature is too thin a screen, the glory of the omnipresent God bursts through it everywhere"-Ralph Waldo Emerson

Please rate all useful posts

View solution in original post

2 Replies 2

Ayodeji Okanlawon
VIP Alumni
VIP Alumni

If you want to use your E1 interfaces for voice calls then you need to configure them with pri-group, not channel group.

eg...

  controller E1 0/0/0

  pri-group timeslots 1-31

interface Serial0/0/0:15
no ip address
encapsulation hdlc
isdn switch-type primary-net5
isdn incoming-voice voice

The next thing is if you want to configure one end of the E1 as clock source because I see that you have set the clock to internal, then you need to make that end the network side..using the isdn protocl emulate network command...

Please rate all useful posts

"'Nature is too thin a screen, the glory of the omnipresent God bursts through it everywhere"-Ralph Waldo Emerson

Please rate all useful posts

yup found the mistake.... guess copy paste is a killer! Thanks aokanlawon