Signaling System No 7 Protocol Architecture And Sevices part 2 ppt

... that are specified by the ITU-T. Table 9- 12. ITU-T Specified Subsystem Numbers [60] Bits 8 7 6 5 4 3 2 1 Subsystem 0 0 0 0 0 0 0 0 SSN not known/not used 0 0 0 0 0 0 0 1 SCCP management ... Code, and Mobile Subscriber Identity Number (MSIN). The E .21 4 standard is a hybrid number with the Country Code and National Destination Code from E.164 and the MSIN from E .21 2. The E .21 4 format ... MTP to appropriate local subsystem. • Routes messages from local subsystems to other local subsystems. • Routes messages from local subsystems to subsystems in remote nodes by utilizing MTP's...

... called party is being alerted. Customized Announcement (10000011)— Used to identify a customized announcement that is not part of the standard announcements. It includes an Announcement Set and ... parameter. Standard Announcement (10000010)— Indicates one of the standard announcements, which include: • Out of Band (01)— Customer is not subscribed to this zone or band. • Vacant Code ( 02) — Unassigned ... to another DN in the same office. • Unassigned DN (6)— The DN is valid, but not assigned or not subscribed to a customer. • Multi-Party (7) — A line shared by two or more parties. • Non-Specific...

... interfaces and SS7/C7 protocols that are used in the NSS and BSS. Figure 12- 1 shows a general GSM architecture to illustrate the scope and the entities that comprise the three subsystems. Figure 12- 1. ... Base Station Subsystem Application Part (BSSAP) and Mobile Application Part (MAP)—are applications (subsystems) that utilize the underlying functionality of the SS7 protocols and network. This ... identifies each MS (within each TAC and FAC). Table 12- 1. Final Assembly CodesCode Facility 01, 02 AEG 07, 40 Motorola 10, 20 Nokia 30 Ericsson 40, 41, 44 Siemens 47 Option International 50 Bosch...

... configuration. Figure 14 -22 . Example of M2PA Used Between Two SGs [View full size image] M2PA and M2UA Comparison M2PA and M2UA are similar in that they both support the MTP Level 2 primitive boundary ... IID 2) using normal (the default) alignment. Figure 14 -20 . M2UA Message Flow Example MTP Level 2 Peer Adaptation (M2PA) Similar to the M2UA layer, the MTP Level 2 Peer Adaptation (M2PA) ... Adaptation (M2UA) The M2UA protocol defines the layer split between MTP Level 2 and MTP Level 3. M2UA is defined by RFC 3331 [140]. The M2UA protocol can be used between a SG, which is called a Signaling...

... tests 2. 3.x [90]. • Q .78 3 [89] covers TUP [64] • Q .78 4.1 [90] covers ISUP [75 78 , 80–81] • Q .78 5 [91] covers ISUP Supplementary Services [69] • Q .78 6 [ 92] covers SCCP [58–63] • Q .78 7 [93] ... MTP3b (Q .22 10), monitoring and simulation of IU UP (TS25.415), monitoring and simulation of RANAP (TS25.413), in addition to providing monitoring, and simulation and emulation of C7 protocols ... ITU-T specifies ISUP in recommendations Q .76 1–Q .76 4 [75 78 , 80]. The British Standards Institute (BSI) specify the UK nationalized version in PNO-ISC #0 07 [41]. If we were to test UK ISUP, we...

... circuit and to transmit number and other information related to the routing and the handling of a call. RSC 0 0 0 1 0 0 1 0 Reset Circuit Sent when an exchange does not know the state of a particular ... by UK ISUP [41] • (NS 67) — Messages not supported in ITU-T international ISUP • Q .76 7 [81] (NI99)— Messages new in ITU-T ISUP 1999 • (NI 97) — Messages new in ITU ISUP 19 97  ... user-to-user signaling, independent of call-control messages. KEY: Note that the absence of a symbol beside a message indicates that the message exists in ITU-T ISUP [75 78 ], ETSI ISUP [18] and in...

... therefore, signaling is sent above the 3400 Hz (and below 4000 Hz). This is known as out-of-band signaling and is used in R2 for supervisory signaling. Unlike with in-band signaling, no contention ... implemented using the following related systems: • Bell Systems MF, R2, R1, and C5. • Single-frequency (SF) in-band and out-of-band signaling • Robbed bit signaling The following sections discuss ... traffic and signaling. North America uses a frequency of 370 0 Hz, and CCITT (international) uses 3 825 Hz. Table 1-5 details the tone transitions that indicate the supervision signals used in R2 and...

... digital CAS signaling. The only CCS systems that have been implemented to date are Signaling Systems No. 6 and No. 7 (SS6 and SS7). The ITU for the international network originally standardized ... telecommunications standards and for Internet standards. These two worlds are now intersecting, creating the need for additional standards to address new architectures, protocols, and features. Test ... wireless, and fixed-line standards are all being addressed by the SS7/C7 standards bodies is a sign of the central role that SS7/C7 plays in the convergence of today's voice and data networks....