. - 3G

:
  1. I-IY .
  2. III. .
  3. III.2.1. () . .
  4. XIV.
  5. .
  6. 800.
  7. , -
  8. ,
  9. , .

, ?

,

UMTS .

. , 3G , . IP- , .

IP , . (TDM, ATM FR) IP- PWE3 (Pseudo Wire Emulation End-to-End) IP- .

: (RAN). , .

RAN . TDM-. , . SDH/PDH, . , . IP , RAN, IP-RAN .



, . 2 /c (E1) , 3G E1. 14,4 /c, . E1, .

IP 100 1 . /, E1.

IP-RAN

IP-RAN . .

, 3G: 2G Ethernet. TDM, , , . TDM Ethernet , . IP- . , IP-, , Ethernet . , IP-RAN Ethernet.

, . , , , , TDM- , . IP- . , . , , , .

ATM. ATM IMA PWE3 ATM- IP-. .

, ATM . 3G . , ATM-, . , , IP-. , IP- , , . IP- Ethernet, DSL-, IP-RAN.

IP. , E1. Multilink PPP IP- . IP-.

, , . , . 2G , . (IP, TDM, ATM) IP-. IP-.

RAN IP , TDM ATM. IP, PWE3 IP-, 2G 3G, .

, Huawei , IP, Ethernet TDM-over-IP. , IP-RAN. , Huawei CX TDM, ATM, IP MPLS IP. E1, IMA E1, FE CX . IP-RAN RPR RRPP. , , CX STP RSTP.

(agordienko@​huawei.​com) Huawei


 


1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |


. . (0.005 .)

| | c | |