264 Assigning Trunk/line dataN0008589 3.3DPNSS fieldsTable 39 DPNSS line fieldsAttribute Value DescriptionLine type PublicPrivate to:PRI A to PRI-FDefine how the line is used in relation to other lines in the system.• Public line: can be accessed by more than one telephone.• Private line: can be assigned only to one telephone and the prime telephone forthat line. Enter the internal number of the telephone.• PRI A to PRI F: assigns the line to one of the line pools. PRI line pools must beused in conjunction with routes and destination codes.Prime set DN:NoneAssign a telephone to provide backup answering for calls on the line. For an AutoAnswer line, calls are redirected if the received number is invalid or the target line isbusy, and if theIf busy parameter is set To prime.Each line can be assigned only one prime telephone.Distinct ringsin useread-only This field shows the Distinct Ring Patterns that have already been assigned to atleast one line.Distinct ring NonePattern 2Pattern 3Pattern 4Choose the distinctive ring pattern that you want to assign to the line. This allowsyou to provide selective service to calls with differing answer priorities.When more than one line with the distinct ring settings rings at a telephone, the linewith the highest priority will ring first.• Pattern 4 has the highest ring priority• Pattern 3 has second highest ring priority• Pattern 2 has third highest ring priority• None has the lowest ring priority.By default, all telephones and lines are set to NoneWarning:If you assign a distinctive ring pattern to a line, and that distinctive ring pattern hasalready been assigned to a telephone, all telephones with that ring pattern will bereset to pattern 1.If you assign a distinctive ring pattern to a telephone, and that distinctive ringpattern has already been assigned to a line, all lines with that ring pattern will bereset to None.Refer to “Defining user preferences” on page 428 for information about assigning adistinctive ring pattern to a telephone.You can also assign a distinctive ring pattern to a Hunt group. Refer to “Identifying aHunt group” on page 579.AnswermodeManualAutoDefine whether a trunk is manual or automatic answer.Auto answer mode allows the trunk to be a shared resource by the systemtelephones.For auto answer trunks being used to allow remote call-in from system users, thetrunk can be configured to answer with a straight dial tone, if DISA has not beenenabled. It can also be configured to answer with a stuttered dial tone if DISA isenabled and the caller is expected to enter a COS password. The COS passworddefines which system features the caller is permitted to access.Manual answer trunks are assigned to one or more telephones. The assignedtelephones exclusively own the line.