This describes the connection type between the two end points referred to by the subVoiceEndPointProtocol indices. Where applicable the first endpoint refers to the line or premise side of the connection and the second endpoint refers to the central office side of the connection. The following connection types are defined, more types will added as services are expanded on the BAN, MALC, Sechtor and ZEdge. aal2ToGr303 - aal2 VPI/VCI/CID to Gr303 interface group/ CRV aal2ToV52 - aal2 VPI/VCI/CID to V52 interface/userport. voipToGr303 - VoIP using SIP or MGCP to Gr303 interface group/CRV. potsToAal2 - pots line to aal2 VPI/VCI/CID. isdnToAal2 - isdn to aal2 VPI/VCI/CID. potsToGr303 - pots line to Gr303 interface group/CRV. potsToV52 - pots line to V52 interface/userport. voipToDs1 - VoIP using either SIP or MGCP to channelized voice on a DS1. NOTE!!! sipToGr303 is not supported. Please use voipToGr303. sipToGr303 - VoIP using SIP to Gr303 interface group/CRV. voipToV52 - VoIP using either SIP or MGCP to V52 interface/userport. elcpAal2ToV52 - ELCP Aal2 VPI/VCI/portId/portType to V52. interface/userport. ATM VCC's with no ELCP uses aal2ToV52. type instead. isdnToV52 - Isdn to V52 (ULC to Uplink). ebsToGr303 - EBS to Gr303 (ULC to Uplink). voipToPots - VoIP using either SIP or MGCP to POTS (zedge6200em). isdnsigToVoip - VoIP using either SIP or MGCP to ISDN voipToTr008 - VoIP using either SIP or MGCP to TR-008 tr008Grp/chan isdnToVoip - Isdn to VOIP.