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Context Switching in SS7 Context



Nha^n noi' ve^` chu*~ context, kho^ng bie^'t ma^'y ba'c CS co'
nghe to*'i cu.m tu*` "context switching" kho^ng? Tu*` na`y ra^'t
tho^ng du.ng trong nga`nh to^i la`m (telecom/SS7), nhu*ng ne^'u
co' ai ba<'t di.ch ra tie^'ng Vie^.t thi` co' le~ to^i pha?i
dda^`u ha`ng tho^i. Cho to^i switch qua English context dde^? 
gia?i thi'ch ro~ ho*n.

'Context' in this (particular and narrow) sense represents a "set of 
data" associated with a particular SS7 message and is used by the SS7 
network elements to properly identify and route the call. In order for 
a network element to process multiple messages in real time, the 
ability to store and restore (i.e. switch between) context information 
for any message is required. The software implementation for this 
capability is known in my professional world as "context switching"
and involves what is called a "context stack".

Allow me to now switch back to a Viet context. Cho ne^n chu*~ text 
trong "context" trong "SS7 context" (recursive context??? :)) cha<?ng 
di'nh da'ng gi` dde^'n chu*~ va<n ca?. Va^.y thi` pha?i ti'nh la`m sao 
dda^y ma^'y ba'c?

Co`n chu*~ "recursion" cu~ng ra<'c ro^'i go*'m. Xin ma^'y ba'c giu'p 
luo^n y' kie^'n cho.

Ian

ps. ho^m no. co' tha^'y message (hi`nh nhu* cua? ba'c AnHai) ho?i ve^` 
OSI vs. internet protocol. Hai ca'i na`y kho^ng co' lie^n he^. gi`
vo*'i nhau ma^'y, kho^ng hie^?u y' ba'c muo^'n ho?i gi` ne^n kho' ma` 
tra? lo*`i cho ddu'ng theo... context :)) Ne^'u ba'c clarify ca^u ho?i 
cu?a mi`nh the^m ti' nu*~a thi` may ra to^i co' the^? giu'p ba'c.

pps. nghe no'i VN ta da.o na`y ca^`n SS7 la<'m, ba'c na`o am hie^?u
ti`nh hi`nh xin ke^? cho to^i nghe vo*'i. thanks! :)