???????????
| ???????????????? |
???????? ????? TDM ?? Ethernet, IP ??? MPLS ????? ???????? ?????????? |
| Ethernet ????????? |
3 Ethernet ?????: 2 ?? ????????? ??????? ? ???? ?? ???????
?????????? Ethernet ????
????????????? ????????????????? ??????? ??? ?????????? ??????? ??????????? ? VLAN ??????????
VLAN tagging ? stacking (Q-in-Q) |
| TDM-????????? |
???? E1 ??? T1 ????
E1 balanced ? unbalanced ??? T1 (???????????)
??????? ???? G.703 unframed ? G.704 framed
????????? CAS ? CRC ??? E1 ????? |
?????????
??????????????? ?????????? |
CESoPSN, SAToP, HDLC, AAL1 |
| TDMoverIP ??? ???????? ????????????????? |
E1/T1 ???????????? ?? ????? ???????? ??????????
????????? framed ? unframed E1/T1
??????????????? ????? ??????????? ??? ???????? ??????? ???????
???? ??? ??????? ?????????????
????????? QoS: ToS ? VLAN ? ???????????? ? 802.1p ? 802.1Q |
| TDMoverIP ????????????? |
??????????: ???? ????????????????? ?? ??????? ???????? Ethernet ??????????
??????????: ???????? ????????? ??? TDM ? ?????????? ????????? ???????????
???????: ??????? ?????????????
?????: ????????????? ?????????????? ?? E1/T1 |
| ??????? Ethernet ?????????? |
VLAN ????????, ???????? ? ????????????
4 ?????? ?????: ??????, ??????????, ????????????? ? ????????? (access, tunnel, trunk, hybrid)
???????????? Port isolation
???????????? Link aggregation
???????????? ?????????????? ??????
??????? ????? – ??????????? ?????????? ??????????? ? ????????
?????????? ???????? MAC-???????
?? 4 ???????? ????????
QoS ???????? ?? ?????? CoS ? DSCP
??????????? ???????????? Ethernet ??????
ACL ???????????? ?? ?????? MAC |
|
??????? ??? SFP ???????
|
??????? ?????????? ? SFP ?????? (??? ??????, ??? ??????????, ???????, ?????????? ? ?????????????, ????????, ????? ????? ? ?.?.)
??????????, ?????????? ?? SFP ?????? (?????????????, ????????, LOS ? ?????? ??????)
??????????????? ???????? ?????????? (???????? Tx, ???????? ??????????? ?????????, ???????????, ?????????? ???????, ??? ???????? Tx ? ?.?.)
????????? ??????? ?????? |
| ?????????? |
??????? ?????????? ????? ?????????? ????
????????? ?????????? ????? Telnet ? SNMP |
|
????????????
| ????????? ? ????????? : |
TDM :
ITU-T G.703
ITU-T G.704
ITU-T G.706
ITU-T G.732
ITU-T G.823
Ethernet :
IEEE802.3x full duplex ??? 10BaseT, 100BaseTX
IEEE802.3 10BaseT Ethernet
IEEE802.3u 100BaseTX
IEEE802.1p
IEEE802.1Q
SNMPv1/v2c/v3
|
| E1 ????????? : |
1 ????
???????? : 2.048Mbps
???????? ??????????? HDB3
?????????????: unframed ??? framed ? ??? ??? CRC-4
????????????: CAS ? ?????????? CCS
????????????? ?????: 120/75 Ohm
???????: ? ??????????? ? ITU-T G.823
???????????: RJ45 balanced ? BNC unbalanced |
| Ethernet ????????? : |
1 ??????? ???? ? 2 ???????????????? ?????
????????: 2 x 10/100Mbps, 1 x 1000Mbps |
| ????? (bundles) |
?? 64
??????????????? ??????????: CESoPSN, SAToP, HDLC, AAL1
PSN: UDP/IP, MPLS, MEF
TDM Bytes: 1-1500
?????? ?????? ????????: 0-512ms
???????? ????: ???????????????
?????????????: ???????????????
VLAN: untag, tag ? double tag
Active VLAN: 4K
TPID: ???????????????
VLAN ??????????: 0-7
???????? IP ?????: ??????????????? |
| ?????????????: |
??????????, ??????????, ???????, ????? |
| ?????????? : |
E1/T1 ? ???????????? ? G.826 & RFC2495
Ethernet ? ???????????? ? RFC2819
????????? ?????? ?????????? ??????
SFP ???????? ??????????? |
| ??????? : |
260(W)*43.6(H)*175(D) ?? |
| ??? : |
2 ?? |
| ??????? |
AC: 90~264V, 47~63Hz
DC: -36 ~ -72V
WP |
| ???????????? ????????: |
≤ 10W (??? ???????????? ????????) |
| ?????????? ?????: |
??????? ???????????: ?? -5 ?? 50 °C
??????????? ????????: ?? -25 ?? 85 °C
?????????: 20 - 90% (??? ??????????) |
| ?????????? ????????????: |
??????????????? CE |
|
|
