Figure 100 Protocol Architecture for MTP2 Tunneling
SS7 Characteristics
Only standard protocols are used on external interfaces (MTP2 on PSTN side, and
M2UA over SCTP on IP side) - the M2TN application resides internally on the gateway.
No extra signaling point codes are required; both endpoints are unaware that the SS7
connection is using IP.
Several links from multiple SS7 nodes can be concentrated into a single board on the
'Central' side (using several SCTP associations per gateway).
The gateways can handle SS7 MTP2 tunneling and voice concurrently (does not require
additional gateway or other server).
Voice and signaling can be transferred on the same E1/T1 trunk (F-Links).
IP traffic can be monitored using standard sniffing tools (for example protocol analyzers).
Channels that are used for SS7 Tunneling mustn't be defined in the Trunk Group
table.
SS7 Parameters
The parameters in
Table 64
attribute individually, add _xx (xx equals the element number in the range of 0 to 2) to the
end of the ini file field name.
V7122 Gateway User Guide
configure all MTP attributes simultaneously. To set each MTP
321
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