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curtc
New Contributor III

New SIP trunk routes out old SIP trunk

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Hello,

Here is my relevant config on a TA908.  We always set up 1 SIP trunk (T01) and 1 ISDN trunk (T02) with grouped-trunks and wild cards.  

We are switching to new SIP trunking (T03 & T04) and would like to have both SIP trunks working at the same time for a short period of time.

When a test call comes in the new T03 trunk, it gets routed out T01 and loops over and over.

How can I make the inbound calls from T03 go to T02 but keep inbound calls from T01 also going to T02?

Any other useful tips would be appreciated.

Thanks!

voice trunk T01 type sip
match dnis "NXX-NXX-XXXX" substitute "1-NXX-NXX-XXXX"
match dnis "011$" substitute "$"
sip-server primary gw1.blah.com
sip-server secondary gw2.blah.com
codec-list trunk both
!
voice trunk T02 type isdn
resource-selection circular descending
connect isdn-group 1
match dnis "1-NXX-NXX-XXXX" substitute "NXX-NXX-XXXX"
modem-passthrough
t38
rtp delay-mode adaptive
!
voice trunk T03 type sip
match dnis "NXX-NXX-XXXX" substitute "1-NXX-NXX-XXXX"
match dnis "011$" substitute "$"
sip-server primary 1.2.3.4
sip-server secondary 1.2.3.5
codec-list trunk both
!
voice trunk T04 type sip
description "911"
sip-server primary 9.1.1.1
sip-server secondary 9.1.1.2
codec-list trunk both
!
!
voice grouped-trunk SIP
trunk T01
accept $ cost 0
!
!
voice grouped-trunk PRI
trunk T02
accept $ cost 0

 

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curtc
New Contributor III

Re: New SIP trunk routes out old SIP trunk

Jump to solution

Hello all,

It appears as though I have fixed this by changing the order of the grouped-trunk for the PRI to be above the SIP grouped-trunk.  I have tested it on two different 908's.

From this:

voice grouped-trunk SIP
  trunk T01
  accept $ cost 0
!
!
voice grouped-trunk PRI
  trunk T02
  accept $ cost 0

To this:

voice grouped-trunk PRI
  trunk T02
  accept $ cost 0
!
!
voice grouped-trunk SIP
  trunk T01
  accept $ cost 0

 

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1 Reply
curtc
New Contributor III

Re: New SIP trunk routes out old SIP trunk

Jump to solution

Hello all,

It appears as though I have fixed this by changing the order of the grouped-trunk for the PRI to be above the SIP grouped-trunk.  I have tested it on two different 908's.

From this:

voice grouped-trunk SIP
  trunk T01
  accept $ cost 0
!
!
voice grouped-trunk PRI
  trunk T02
  accept $ cost 0

To this:

voice grouped-trunk PRI
  trunk T02
  accept $ cost 0
!
!
voice grouped-trunk SIP
  trunk T01
  accept $ cost 0

 

0 Kudos