Nchịkọta ngwaahịa:
EPON OLT bụ cassette EPON OLT na-arụkọ ọrụ ọnụ na nke ọkara nke e mere maka ịnweta ndị ọrụ na netwọk ụlọ ọrụ.Ọ na-agbaso ụkpụrụ teknụzụ IEEE802.3 ah wee zute EPON OLT akụrụngwa chọrọ nke YD/T 1945-2006 Nka na ụzụ chọrọ maka ịnweta netwọk — dabere na Ethernet Passive Optical Network (EPON) na China telecom EPON teknụzụ chọrọ 3.0.Usoro EPON OLT nwere ọmarịcha oghere, ikike dị ukwuu, ntụkwasị obi dị elu, ọrụ sọftụwia zuru oke, njikwa bandwidth na-arụ ọrụ nke ọma na ikike nkwado azụmaahịa Ethernet, etinyere ya na mkpuchi netwọkụ n'ihu onye ọrụ, ihe owuwu netwọọdụ nkeonwe, ohere ụlọ ọrụ na ihe owuwu netwọkụ ndị ọzọ.
E nwere ụdị nkọwa abụọ nke OLT.OLT na-enye 4/8 downlink 1.25G EPON ọdụ ụgbọ mmiri, 8 * GE LAN Ethernet ọdụ ụgbọ mmiri na 4 * 10G SFP maka uplink.Ogo dị elu bụ naanị 1U maka ntinye dị mfe na nchekwa ohere.Ọ na-anabata teknụzụ dị elu, na-enye ngwọta EPON dị mma.Ọzọkwa, ọ na-azọpụta nnukwu ego maka ndị na-arụ ọrụ n'ihi na ọ nwere ike ịkwado netwọk ngwakọ ONU dị iche iche.
Njirimara ngwaahịa:
| Ihe | EPON OLT 4/8 PON Port | |
| Njirimara PON | IEEE 802.3ah EPONChina Telecom/Unicom EPON Kachasị anya nnyefe PON 20km nke ọ bụla ọdụ ụgbọ mmiri na-akwado max.1:64 nkewa nkewaUplink na downlink triple churning ezoro ezo na 128BitsStandard OAM na nkwalite sọftụwia OAMONU gbatịpụrụ, nkwalite oge a kapịrị ọnụ, nkwalite ozugbo. | |
| Njirimara L2 | MAC | Mac Black HolePort MAC Limit16K adreesị MAC |
| VLAN | Ntinye 4K VLAN Port-based/MAC-based/protocol/IP subnet-basedQinQ na mgbanwe QinQ (StackedVLAN)VLAN Swap na VLAN RemarkPVLAN iji ghọta ikewapụ ọdụ ụgbọ mmiri na ịchekwa akụrụngwa ọha-vlan | |
| Osisi na-agbasa | STP/RSTP Nchọpụta loop ime anya | |
| Port | Njikwa bandwit bi-directional maka onuStatic njikọ mkpokọta na LACP (njikọ Njikọ Njikọ) Port mirroring | |
| Atụmatụ nchekwa | Nchekwa onye ọrụ | Port IsolationMAC adreesị na-ejikọta ọdụ ụgbọ mmiri yana nzacha adreesị MAC |
| Nchekwa ngwaọrụ | Mwakpo mgbochi-DOS (dị ka ARP, Synflood, Smurf, ICMP ọgụ), ARPSSHv2 Secure ShellSecurity IP nbanye site na Telnet njikwa nhazi yana nchebe paswọọdụ nke ndị ọrụ. | |
| Nchekwa netwọkụ | Nyocha okporo ụzọ MAC na ARP dabere na onye ọrụ na-amachibido okporo ụzọ ARP nke onye ọrụ ọ bụla yana ịmanye onye ọrụ nwere ajọ okporo ụzọ ARPTynamic ARP table bindingIP+VLAN+MAC+Port bindingL2 na L7 ACL flow filtration method na 80 bytes nke onye isi onye ọrụ- Mgbasa ozi gbadoro ụkwụ na ngwugwu/Mbelata multicast yana ọdụ ụgbọ mmiri ihe egwu na-emechi akpaghị aka | |
| Atụmatụ ọrụ | ACL | Ọkọlọtọ na ogologo ACLTime Range ACLFlow nkewa na nkọwa eruba dabere na adreesị Mac isi / ebe ebe, VLAN, 802.1p, ToS, DiffServ, adreesị isi / ebe IP (IPv4), nọmba ọdụ ụgbọ mmiri TCP / UDP, ụdị protocol, wdg na nzacha nke L2 ~ L7 miri ruo 80 bytes nke isi ngwugwu IP |
| QoS | Oke-oke na izipu / ịnata ọsọ nke ọdụ ụgbọ mmiri ma ọ bụ ihe na-asọpụta onwe ya ma na-enye ihe nleba anya na-erugharị n'ozuzu ya na okwu mbu na ọdụ ụgbọ mmiri ma ọ bụ nke akọwapụtara onwe ya wee nye 802.1P, DSCPpriority na RemarkPacket mirror na ntụgharị nke interface na nkọwapụta onwe yaSuper kwụ n'ahịrị nhazi dabere na ọdụ ụgbọ mmiri ma ọ bụ eruba nke onwe ya.Ngwunye ọdụ ụgbọ mmiri ọ bụla na-akwado 8 mkpa kwụ n'ahịrị na nhazi nke SP, WRR na SP + WRR.Congestion zere usoro, gụnyere Tail-Drop na WRED | |
| IPv4 | ARP ProxyDHCP RelayDHCP ServerStatic RoutingOSPFv2 | |
| Multicast | IGMPv1/v2/v3IGMPv1/v2/v3 SnoopingIGMP Fast hapụIGMP Proxy | |
| Ntụkwasị obi | Nchekwa loop | Nchọpụta loopback |
| Nchekwa njikọ | RSTPLACP | |
| Nchekwa ngwaọrụ | 1+1 ike na-ekpo ọkụ ndabere | |
| Nlekọta | Nlekọta netwọkụ | Port ezigbo oge, itinye n'ọrụ na nyefee/nata ọnụ ọgụgụ dabere na Telnet802.3ah Ethernet OAMRFC 3164 BSD syslog ProtocolPing and Traceroute |
| Njikwa ngwaọrụ | CLI, ọdụ ụgbọ mmiri, Telnet na WEBRMON (Nleba anya anya)1, 2, 3, otu 9 njikwa MIBNTPNetwork | |
Ozi Ịzụta:
| Aha ngwaahịa | Nkọwa ngwaahịa |
| EPON OLT 8PON L3 | 8 * PON ọdụ ụgbọ mmiri, 8 * GE, 4 * 10G SFP, ọkụ ọkụ AC abụọ |
| EPON OLT 4PON L3 | 4 * PON ọdụ ụgbọ mmiri, 8 * GE, 4 * 10G SFP, ọkụ ọkụ AC abụọ |
Ụdị ngwaahịa
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