Nchịkọta ngwaahịa:
EPON OLT bụ nnukwu mwekota na ọkara ikike cassette EPON OLT e mere maka ndị na-arụ ọrụ' nweta na ụlọ ọrụ netwọk netwọk. 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 buru ibu, 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.
OLT na-enye 4 downlink 1.25G EPON ọdụ ụgbọ mmiri, 8 * GE LAN Ethernet ọdụ ụgbọ mmiri na 4 * GE sfp anya 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.
| Ihe | EPON 4 PON Port |
| Port ọrụ | 4 * PON ọdụ ụgbọ mmiri, 8 * GE RJ45, 4*GE SFP ngwa anya |
| Mwepụta Mbelata | Ndị na-ahazi voltaji abụọ |
| Ịnye ọkụ | AC: ntinye 100 ~ 240V * 2 47/63Hz |
| Oriri ike | ≤45W |
| Akụkụ (Obosara x Omimi x Ogologo) | 440mm × 44mm × 260mm |
| Ibu (Ejuru ya n'uju) | ≤4.5kg |
| Ihe ndị chọrọ gburugburu ebe obibi | Okpomọkụ na-arụ ọrụ: -10°C ~ 55°C Okpomọkụ nchekwa: -40°C ~ 70°C Iru mmiri dị n'akụkụ: 10% ~ 90%, anaghị ekpo ọkụ |
NgwaahịaAtụmatụ:
| Ihe | EPON OLT 4 PON Port | |
| Njirimara PON | IEEE 802.3ah EPON China Telecom/Unicom EPON Ogologo nnyefe PON kacha 20km Ọdụ ụgbọ mmiri PON ọ bụla na-akwado oke nkewa 1:64 Ọrụ ezoro ezo na elulink na downlink ugboro atọ 128Bit Standard OAM na ogologo OAM Nkwalite sọftụwia ONU, nkwalite oge a kapịrị ọnụ, ezigbo oge kwalite | |
| Njirimara L2 | MAC | Mac Black Hole Oke Port MAC 16K adreesị MAC |
| VLAN | Ntinye 4K VLAN dabere na ọdụ ụgbọ mmiri / MAC dabere / protocol / dabere na subnet IP QinQ na QinQ na-agbanwe agbanwe (StackedVLAN) VLAN Swap na nkwupụta VLAN PVLAN iji ghọta ikewapụ ọdụ ụgbọ mmiri yana ịchekwa akụrụngwa ọha-vlan | |
| Osisi na-agbasa | STP/RSTP Nchọpụta loop dịpụrụ adịpụ | |
| Port | njikwa bandwit bi-directional maka onu Nchịkọta njikọ static na LACP (njikwa njikọ njikọta Protocol) Port mirroring | |
| Atụmatụ nchekwa | Onye ọrụ Nchekwa | Ọdụ ụgbọ mmiri Njikọ adreesị MAC na ọdụ ụgbọ mmiri na nzacha adreesị MAC |
| Ngwaọrụ Nchekwa | Mgbochi DOS (dị ka ARP, Synflood, Smurf, ọgụ ICMP), ARP SSHv2 Secure Shell Nbanye IP nchekwa site na Telnet Njikwa nhazi na nchedo okwuntughe nke ndị ọrụ | |
| Netwọk Nchekwa | Nyocha okporo ụzọ MAC na ARP dabere na onye ọrụ Machibido okporo ụzọ ARP nke onye ọrụ ọ bụla wee wepụ onye ọrụ ya okporo ụzọ ARP adịghị mma Njikọ dabere na tebụl ARP dị egwu IP+VLAN+MAC+njikọ ọdụ ụgbọ mmiri L2 ka L7 ACL eruba filtration usoro na 80 bytes nke isi nke ngwugwu akọwapụtara onye ọrụ Mgbasa mgbasa ozi/mmechi multicast na-emechi na akpaaka dabere na ọdụ ụgbọ mmiri ọdụ ụgbọ mmiri | |
| Atụmatụ ọrụ | ACL | Standard na ogologo ACL Ọnụ ego nke ACL Nhazi nhazi na nkowa mmiri dabere na adreesị MAC ebe / ebe, VLAN, 802.1p, ToS, DiffServ, adreesị IP (IPv4), nọmba ọdụ ụgbọ mmiri TCP/UDP, ụdị protocol, wdg ihe nzacha nke L2 ~ L7 miri emi ruo 80 bytes nke isi ngwugwu IP |
| QoS | Oke-oke na izipu/nnata ọsọ nke ọdụ ụgbọ mmiri ma ọ bụ onwe-akọwara eruba na-enye izugbe eruba nlekota na Okwu dị mkpa maka ọdụ ụgbọ mmiri ma ọ bụ akọwapụta onwe ya wee nye 802.1P, DSCP mkpa na Nkwupụta Packet mirror na redirection nke interface na onwe-akọwapụta eruba Onye nhazi kwụ n'ahịrị nke ukwuu dabere n'ọdụ ụgbọ mmiri ma ọ bụ eruba nke akọwapụtara onwe ya. Nke ọ bụla Ọdụ ụgbọ mmiri na-akwado 8 mkpa kwụ n'ahịrị na nhazi nke SP, WRR na SP+WRR. Usoro na-ezere mkpọchi, gụnyere Tail-Drop na WRED | |
| IPv4 | Mgbasa ozi DHCP Ihe nkesa DHCP Ụzọ kwụ ọtọ | |
| Multicast | IGMPv1/v2/v3 IGMPv1/v2/v3 snooping Ọpụpụ ngwa ngwa IGMP | |
| Ntụkwasị obi | Loop Nchedo | Nchọpụta loopback |
| Nchekwa njikọ | RSTP LACP | |
| Ngwaọrụ Nchedo | 1+1 ike na-ekpo ọkụ ndabere | |
| Nlekọta | Njikwa netwọkụ | Port ezigbo oge, itinye n'ọrụ na nyefee/nata ọnụ ọgụgụ dabere naTelnet802.3ah Ethernet OAM RFC 3164 BSD syslog Protocol Ping na Tracerout |
| Njikwa ngwaọrụ | CLI, ọdụ ụgbọ mmiri, Telnet na WEB RMON (Nlekota anya) 1, 2, 3, 9 otu MIB NTP Sistemụ njikwa netwọkụ (NMS) | |
Ozi Ịzụta:
| Aha ngwaahịa | Nkọwa ngwaahịa |
| EPON OLT 4PON L2 | 4 * PON ọdụ ụgbọ mmiri, 8 * GE, 4 * SFP ngwa anya, abụọ AC ike ọkọnọ |
| EPON OLT 4PON L3 | 4 * PON ọdụ ụgbọ mmiri, 8 * GE, 4 * 10G SFP, okpukpu abụọ AC ike ọkọnọ |
Ụdị ngwaahịa
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