E1 over 5ess switch type.

Answered Question
Oct 26th, 2009
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Is it possible to use a E1 over 5ess (5ess) isdn switch type ?

And if is possible, somebody have some ideia to do that ?


Ab

Correct Answer by Paolo Bevilacqua about 7 years 5 months ago

Under controller E1, configure clock source internal.


Under serial interface, isdn protocol-emulate network.


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Paolo Bevilacqua Mon, 10/26/2009 - 03:16
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It is possible, what exact problem are you trying to solve ?

Antonio Brandao Mon, 10/26/2009 - 03:25
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I'm connecting my 2811 router with a Nortel PBX using a E1 connection and my D channel isn't getting up. see outputs bellow




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sh conf


network-clock-participate wic 0

network-clock-select 1 E1 0/0/0


isdn switch-type primary-5ess

isdn gateway-max-interworking


controller E1 0/0/0

pri-group timeslots 1-2,16


interface Serial0/0/0:15

no ip address

encapsulation hdlc

isdn switch-type primary-5ess

isdn incoming-voice voice

isdn send-alerting

no cdp enable



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gw-jlplda-0#sh isdn status

Global ISDN Switchtype = primary-5ess

ISDN Serial0/0/0:15 interface

dsl 0, interface ISDN Switchtype = primary-5ess

Layer 1 Status:

ACTIVE

Layer 2 Status:

TEI = 0, Ces = 1, SAPI = 0, State = TEI_ASSIGNED

Layer 3 Status:

0 Active Layer 3 Call(s)

Active dsl 0 CCBs = 0

The Free Channel Mask: 0x80000003

Number of L2 Discards = 0, L2 Session ID = 47

Total Allocated ISDN CCBs = 0


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sh debug


gw-jlplda-0(config-controller)#

001891: *Oct 26 10:25:43: %CONTROLLER-5-UPDOWN: Controller E1 0/0/0, changed state to up

gw-jlplda-0(config-controller)#

001892: *Oct 26 10:25:45: %LINK-3-UPDOWN: Interface Serial0/0/0:15, changed state to up

gw-jlplda-0(config-controller)#

001893: *Oct 26 10:25:47: ISDN Se0/0/0:15 Q931: Ux_DLRelInd: DL_REL_IND received from L2

gw-jlplda-0(config-controller)#

001894: *Oct 26 10:25:48: %MARS_NETCLK-3-HOLDOVER: Exiting Holdover for Controller E1 0/0/0

gw-jlplda-0(config-controller)#

001895: *Oct 26 10:25:56: ISDN Se0/0/0:15 Q931: Ux_DLRelInd: DL_REL_IND received from L2

gw-jlplda-0(config-controller)#

001896: *Oct 26 10:26:05: ISDN Se0/0/0:15 Q931: Ux_DLRelInd: DL_REL_IND received from L2

gw-jlplda-0(config-controller)#BAD FRAME()

gw-jlplda-0(config-controller)#BAD FRAME()

gw-jlplda-0(config-controller)#BAD FRAME()

gw-jlplda-0(config-controller)#BAD FRAME()

gw-jlplda-0(config-controller)#

001897: *Oct 26 10:26:14: ISDN Se0/0/0:15 Q931: Ux_DLRelInd: DL_REL_IND received from L2



Correct Answer
Paolo Bevilacqua Mon, 10/26/2009 - 03:31
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Under controller E1, configure clock source internal.


Under serial interface, isdn protocol-emulate network.


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