Allied Telesis AT-AR750S-dp User's Manual
Contents
1. RFC 1812 Router Requirements RFC 1877 PPP Internet Protocol Control Protocol Extensions for Name Server Addresses RFC 1918 IP Addressing RFC 1962 The PPP Compression Control Protocol CCP RFC 1968 The PPP Encryption Control Protocol ECP RFC 1974 PPP Stac LZS Compression Protocol RFC 1978 PPP Predictor Compression Protocol RFC 1989 PPP Link Quality Monitoring RFC 1990 The PPP Multilink Protocol MP RFC 1994 PPP Challenge Handshake Authentication Protocol CHAP RFC 2131 DHCP RFC 2125 The PPP Bandwidth Allocation Protocol BAP The PPP Bandwidth Allocation Control Protocol BACP RFC 2390 Inverse Address Resolution Protocol RFC 2516 A Method for Transmitting PPP Over Ethernet PPPoE RFC 2661 L2TP RFC 2822 Internet Message Format RFC 2878 PPP Bridging Control Protocol BCP RFC 3046 DHCP Relay Agent Information Option RFC 3232 Assigned Numbers RFC 3993 Subscriber ID Suboption for DHCP Relay Agent Option IPX Router Specification v1 2 Novell Inc Part Number 107 000029 001 180 10589 ISO 10589 Technical Corrigendums I 2 3 180 Intermediate System to Intermediate System 180 8473 relevant parts of 180 8348 X 213 ISO 8343 Add2 ISO 8648 ISO 8648 ISO TR 9577 Open System Interconnection 180 9542 End System to Intermediate System Protocol Encapsulation of IPsec Packets http www iana org assignments bootp dhcp parameters BootP and DHCP parameters General Routing and Firewall RFC 3022 Traditional NAT2. RFC 2698 A Two Rate Three Color Marker RFC 3246 An Expedited Forwarding PHB Per Hop Behavior IEEE 802 1p Priority Tagging RIP RFC 1058 RIPvI RFC 2082 RIP 2 MD5 Authentication RFC 2453 RIPv2 Security RFC 959 FTP RFC 1413 IDP RFC 1492 TACACS RFC 1779 X 500 String Representation of Distinguished Names RFC 1858 Fragmentation RFC 2284 EAP RFC 2510 PKI X 509 Certificate Management Protocols RFC 2511 X 509 Certificate Request Message Format Allied Telesis RFC 2559 PKI X 509 LDAPv2 RFC 2585 PKI X 509 Operational Protocols RFC 2587 PKI X 509 LDAPv2 Schema RFC 2865 RADIUS RFC 2866 RADIUS Accounting RFC 3280 X 509 Certificate and CRL profile draft grant tacacs 02 txt TACACS Draft IETF PKIX CMP Transport Protocols 01 Transport Protocols for CMP draft ylonen ssh protocol 00 txt SSH Remote Login Protocol IEEE 802 1x Port Based Network Access Control PKCS 10 Certificate Request Syntax Standard Diffie Hellman Services RFC 854 Telnet Protocol Specification RFC 855 Telnet Option Specifications RFC 856 Telnet Binary Transmission RFC 857 Telnet Echo Option RFC 858 Telnet Suppress Go Ahead Option RFC 932 Subnetwork addressing scheme RFC 951 BootP RFC 1091 Telnet terminal type option RFC 1179 Line printer daemon protocol RFC 1305 NTPv3 RFC 1350 TFTP RFC 1510 Network Authentication RFC 1542 Clarifications and Extensions for the Bootstrap Protocol RFC 1945 HTTP 1 0 RFC 1985 SMTP Service Extension RFC 2
3. IGMP Snooping PIM6 MLD e IPv6 Multicast optional Support for traditional network protocols including X25 e Frame Relay Allied Telesis www alliedtelesis com AT AR750S DP Secure VPN Router to SNMPv3 to provide secure management An extensive command set is available via the Command Line Interface CLI and a browser based Graphical User Interface GUI is also provided to simplify the configuration and management of the routers The GUI provides access to default set ups in key management areas and provides access to regional settings WAN Load Balancing The AT AR750S DP WAN Load Balancer enables the router to combine bandwidth from multiple WAN connections for increased hroughput redundancy and reliable WAN connectivity When a router simultaneously connects to multiple WAN networks the WAN oad balancer will distribute the traffic based on any one of a number of selectable balancing algorithms A typical example would be a router hat has two Internet connections each exchanging data to remote sites via different nternet providers In this case an outage limited o one network will not result in a loss of connectivity to these sites Feature Summary Routing and Multicast PPP and IP Routing RIP vl amp v2 OSPF vI amp v2 IPX IGMPv2 PIM SM DM DVMRP including draft_ietf_idmr_dvmrp_v3_ 10 BGP 4 optional WAN Protocols X25 Frame Relay Security IP Filtering
4. 049 MIME RFC 2068 HTTP I 1 RFC 2156 MIXER RFC 2217 Telnet Com Port Control Option RFC 2821 SMTP SSL RFC 2246 The TLS Protocol Version 1 0 Draft freier ssl version3 02 txt SSLv3 X 25 RFC 1356 Multiprotocol Interconnect on X 25 and ISDN in the Packet Mode ITU T Recommendations X 25 1988 X 121 1988 X 25 ISDN ANSI T1 231 1997 Digital Hierarchy Layer In Service Digital Transmission Performance Monitoring Standardization ANSI T1 403 1995 Telecommunications Network to Customer Installation DSI Metallic Interface ANSI T1 408 1990 ISDN Primary Rate Customer Installation Metallic Interfaces Layer Specification AT amp T TR 54016 1989 Requirements for Interfacing Digital Terminal Equipment to Services Employing the Extended Superframe Format Austel TS 013 1 1990 General Requirements for Customer Equipment Connected to ISDN Basic Rate Access Vol Customer Equipment Access Interface Specifications Bellcore SR 3887 1997 National ISDN Primary Rate Interface ETS 300 012 1992 Integrated Services Digital Network ISDN Basic user network interface Layer specification and test principles ETS 300 102 1 1990 Integrated Services Digital Network ISDN User network interface layer 3 Specifications for basic call control ETS 300 102 2 1990 Integrated Services Digital Network ISDN User network interface layer 3 Specifications for basic call control Specification Description Language SDL diagrams ETS 300 12
5. 5 1991 Integrated Services Digital Network ISDN User network interface data link layer specification Application of CCITT Recommendations Q 920 1 440 and Q 921 1 441 ETS 300 153 1992 Integrated Services Digital Network ISDN Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access Candidate NET 3 Part 1 ETS 300 156 1992 Integrated Services Digital Network ISDN Attachment requirements for terminal equipment to connect to an ISDN using ISDN primary rate access Candidate NET 5 ETS 300 011 1992 Integrated Services Digital Network ISDN Primary rate user network interface Layer specification and test principles G 706 1988 Frame Alignment and CRC Procedures Relating to Basic Frame Structures Defined in G 704 G 794 1988 Characteristics of 24 channel transmultiplexing equipments German Monopol BAPT 221 Type Approval Specification for Radio Equipment for Tagging and Identification 1 120 1988 Integrated services digital networks ISDNs 1 121 1988 Broadband aspects of ISDN 1 411 1988 ISDN user network interface reference configurations 1 430 1988 Basic user network interface Layer specification 1 431 1988 Primary rate user network interface Physical layer specification ITU T G 703 Physical electrical characteristics of hierarchical digital interfaces ITU T G 704 Synchronous frame structures used at 1544 6312 2048 8488 and 44736 kbit s hierarchical levels ITU T G 70
6. 6 Frame Alignment and CRC Procedures Relating to Basic Frame Structures Defined in G 704 ITU T Q 922 ISDN data link layer specification for frame mode bearer services ITU T G 703 1972 Physical electrical characteristics of hierarchical digital interfaces Japan NTT 1 430 a Leased Line Basic Rate User Network Interface Layer Specification New Zealand Telecom TNA 134 Telecom ISDN User Network Interface Layer 3 PART B Basic Call Control Procedures Q 920 1988 Digital subscriber Signalling System No l DSSI ISDN user network interface data link layer General aspects Q 921 1988 ISDN user network interface Data link layer specification Q 930 1988 Digital subscriber Signalling System No DSS 1 ISDN user network interface layer 3 General aspects Q 931 1988 Digital subscriber Signalling System No DSS 1 ISDN user network interface layer 3 specification for basic call control Rockwell Bt8370 Fully Intergrated TI EI Framer and Line Interface data sheet Technical Reference of Frame Relay Interface Ver www alliedtelesis com AT AR750S DP Secure VPN Router November 1993 Nippon Telegraph and Telephone Corporation Ver 1 November 1993 Nippon Telegraph and Telephone Corporation ACA TS 013 2 1990 General Requirements for Customer Equipment Connected to ISDN Basic Rate Access Vol 2 Conformance Testing Specifications ACA TS 014 1 1990 General Requirements for Customer Equipment Connected to ISDN Pri
7. Datasheet Routers AT AR750S DP Secure VPN Router Allied Telesis E R HS HS mer i u a AT AR750S DP 2 x WAN 10 100Base T ports 5 x LAN 10 100Base T ports 2 x PICs x Asynchronous console Modem port Dual hot swappable AC or DC redundant power supplies Secure Modular Routing Solution Designed with the needs of medium enterprises and Telco customers in mind the AT AR750S DP offers significant advances in processing performance Quality of Service routing remote connectivity and security Extensive VPN Cabability The AT AR750S DP provides extensive IPSec based VPN capability allowing the interconnection of offices remote tele workers and other users who require secure access to a corporate network The AT AR750S DP comes complete with integrated hardware acceleration which maximises encryption throughput and removes the need to purchase a hardware upgrade package The AT AR750S DP is compatible with industry standard IPSec VPN clients Security In addition to hardware based encryption the AT AR 50S DP comes with other advanced security features such as traffic filtering with event logging Traffic filtering uses the source and destination address port protocol and TCP packet type to provide control over traffic that passes through the AT AR 50S DP A Stateful Inspection firewall provides an increased level of security and complements the packet filtering function HTTP and SMTP proxies on the A
8. FC 2858 Multiprotocol Extensions for BGP 4 RFC 2918 Route Refresh Capability for BGP 4 RFC 3065 Autonomous System Confederations for BGP RFC 3392 Capabilities Advertisement with BGP 4 Encryption RFC 1321 MD5 RFC 2104 HMAC RFC 2451 The ESP CBC Mode Cipher Algorithms FIPS 46 3 DES FIPS 46 3 3DES FIPS 180 SHA I FIPS 186 RSA FIPS 197 AES Ethernet RFC 894 Ethernet Il Encapsulation IEEE 802 1D MAC Bridges IEEE 802 1G Remote MAC Bridging IEEE 802 1Q Virtual LANs IEEE 802 2 Logical Link Control IEEE 802 3ac VLAN TAG IEEE 802 3u 100BASE T IEEE 802 3x Full Duplex Operation General Routing RFC 768 UDP RFC 791 IP RFC 792 ICMP RFC 793 TCP RFC 826 ARP RFC 903 Reverse ARP RFC 925 Multi LAN ARP RFC 950 Subnetting ICMP RFC 1027 Proxy ARP RFC 1035 DNS RFC 1055 SLIP RFC 1122 Internet Host Requirements RFC 1144 Van Jacobson s Compression RFC 1256 ICMP Router Discovery Messages RFC 1288 Finger RFC 1332 The PPP Internet Protocol Control Protocol PCP RFC 1334 PPP Authentication Protocols RFC 1377 The PPP OSI Network Layer Control Protocol OSINLCP RFC 1518 CIDR RFC 1519 CIDR RFC 1542 BootP RFC 1552 The PPP Internetworking Packet Exchange Control Protocol IPXCP RFC 1570 PPP LCP Extensions RFC 1582 RIP on Demand Circuits RFC 1598 PPP in X 25 RFC 1618 PPP over ISDN RFC 1661 The Point to Point Protocol PPP Allied Telesis RFC 1662 PPP in HDLC like Framing RFC 1701 GRE RFC 1702 GRE over IPv4
9. P RFC 2526 Reserved IPv6 Subnet Anycast Addresses RFC 2529 Transmission of IPv6 over IPv4 Domains without Explicit Tunnels RFC 2710 Multicast Listener Discovery MLD for IPv6 RFC 2711 IPv Router Alert Option RFC 2851 Textual Conventions for Internet Network Addresses RFC 2893 Transition Mechanisms for IPv Hosts and Routers RFC 3056 Connection of IPv Domains via IPv4 Clouds RFC 3307 Allocation Guidelines for IPv6 Multicast Addresses RFC 3315 DHCPv RFC 3484 Default Address Selection for IPv6 RFC 3513 IPv6 Addressing Architecture RFC 3587 IPv6 Global Unicast Address Format RFC 3596 DNS Extensions to support Pv6 RFC 3810 Multicast Listener Discovery Version 2 MLDv2 for IPv Management RFC 1155 MIB RFC 1157 SNMP RFC 1212 Concise MIB definitions RFC 1213 MIB II RFC 1493 Bridge MIB RFC 1643 Ethernet MIB RFC 1657 Definitions of Managed Objects for BGP 4 using SMlv2 RFC 2011 SNMPv2 MIB for IP using SMlv2 RFC 2012 SNMPv2 MIB for TCP using SMIv2 RFC 2096 IP Forwarding Table MIB RFC 2576 Coexistence between VI V2 and V3 of the Internet standard Network Management Framework RFC 2578 Structure of Management Information Version 2 SMlv2 RFC 2579 Textual Conventions for SMIv2 RFC 2580 Conformance Statements for SMlv2 RFC 2665 Definitions of Managed Objects for the www alliedtelesis com AT AR750S DP Secure VPN Router Ethernet like Interface Types RFC 2674 Definitions of Managed Objects for Bridges w
10. Stateful Inspection Firewall NAT T SMTP amp HTTP Proxy 802 1x Authentication RADIUS TACACS MD5 PAP CHAP SS SSLv VPN L2TP GRE PSec KE SAKMP PKI Encryption DES 3DES AES MS XP VPN client interoperability Hardware acceleration QoS Extensive Traffic classifiers of L2 to L5 traffic to allow appropriate queuing of traffic IP IP source destination address TOS amp DiffServ RSVP Ethernet MAC source destination 802 1q TCP UDP Port numbers VoIP RTP source amp destination Queuing Low latency queuing LLQ Class based weighted fair queuing CBWFQ Deficit Round Robin DRR Supported tunnel interfaces PPP L2TP IPsec GRE Management Web based GUI CLI SNMPv3 IPv6 RIPng IPv6 RFC 2460 Neighbour discovery RFC 2461 Stateless address auto configuration RFC 2462 ICMPv6 RFC 2463 Transmission of IPv6 packets RFC 2464 Connection of IPv6 domains via IPv4 clouds RFC 3056 DHCPv6 Reliability MTBF gt 120 000 hrs Hardware Features 5 x 10 100 Mbps LAN 2 x 10 100 Mbps WAN 2 x Port Interface Cards PICs x Async Console port DMZ port Obtained by configuring one of the WAN or LAN ports Dual hot swappable AC or DC redundant power supplies Processor 533MHz Internal security encryption engine Memory 64MB Ram 16MB Flash Power Characteristics Input Voltage 100 240 VAC 50 60 Hz Max Power Consumption 30W Internal Battery Backup 1 year Physical Dimen
11. T AR750S DP provide improved control over web and mail communications Quality of Service Allied Telesis QoS implementation enables the AT AR750S DP to dynamically identify high priority voice video and application traffic so that appropriate service levels can be maintained in congested networks Advanced Qos allows voice video and data traffic to have QoS applied within individual IPSec tunnels over GRE as well as IPv6 to IPv4 tunnels Performance The AT AR750S DP provides superior performance over other secure VPN routers in this market space While most secure routers have Stateful Firewalls with NAT QoS and IPsec VPN termination capability very few can perform all three functions and still provide excellent performance with the mixed packed sizes seen in real networks The AT AR 50S DP has been designed to meet real network needs Stateful Firewall inspection NAT and QoS gt 50Mbps 64 byte packets Stateful Firewall inspection NAT QoS IPsec VPN with AES 256 bit encryption gt 35Mbps 72 byte packets The AT AR750S DP can achieve up to 195 Mbps IPsec throughput with bidirectional traffic This level of performance enables secure site to site VPNs over multiple WAN interfaces while still firewalling the local network across multiple LAN ports Reliability Dual hot swappable AC or 48V DC redundant power supplies packaged in the IRU rack mount chassis provide the ultimate in space sav
12. draft ietf ipsec nat t ike 08 txt Negotiation of NAT Traversal in the IKE draft ietf ipsec udp encaps 08 txt UDP Encapsulation of IPsec Packets IP Multicasting RFC 1075 DVMRP RFC 1112 Host Extensions RFC 2236 IGMPv2 RFC 2362 PIM SM RFC 2715 Interoperability Rules for Multicast Routing Protocols RFC 3973 PIM DM draft ietf idmr dvmrp v3 9 DVMRP IPsec RFC 1828 IP Authentication using Keyed MDS RFC 1829 IPsec algorithm RFC 2395 IPsec Compression LZS RFC 2401 Security Architecture for IP RFC 2402 AH IP Authentication Header RFC 2403 IPsec Authentication MD5 RFC 2404 IPsec Authentication SHA RFC 2405 IPsec Encryption DES RFC 2406 ESP IPsec encryption RFC 2407 IPsec DOI RFC 2408 ISAKMP RFC 2409 IKE RFC 2410 IPsec encryption NULL RFC 2411 IP Security Document Roadmap RFC 2412 OAKLEY RFC 3173 IPComp IPsec compression IPv6 RFC 1981 Path MTU Discovery for IPv RFC 2080 RIPng for IPv6 RFC 2365 Administratively Scoped IP Multicast RFC 2375 IPv6 Multicast Address Assignments RFC 2460 IPv6 RFC 2461 Neighbour Discovery for IPv6 RFC 2462 IPv6 Stateless Address Autoconfiguration RFC 2463 ICMPv6 RFC 2464 Transmission of IPv6 Packets over Ethernet Networks RFC 2465 Allocation Guidelines for Ipv Multicast Addresses Management Information Base for IP Version 6 Textual Conventions and General Group RFC 2466 Management Information Base for IP Version 6 ICMPv Group RFC 2472 IPv6 over PP
13. emarks or registered trademarks are the property of their respective owners 617 000193 RevD Connecting The IP World AVE Alied Telesis
14. ing reliability and resiliency The AR750 DP can operate on just one PSU if required These features combined with front to back cooling make the AT AR750S DP perfect for the high density rack environment where space is at a premium Comphrehensive Management and Configuration The AI AR750S DP comes with a comprehensive suite of management features and is also compatible with SNMP based management packages Allied Telesis SNMP support extends Key Features Hardware 2 x 10 100Base T WAN interfaces 2 x Port Interface Cards PICs 5 x 10 100Base T switched LAN ports x Asynchronous port Modem Port DMZ port configurable on any of the WAN LAN ports Dual hot swappable AC or DC redundant power supplies RoHS compliant Security IP Filtering Stateful Inspection Firewall 802 1x Authentication RADIUS TACACS MD5 PAP CHAP VPN Encryption NAT T AES DES 3DES encryption 5 000 configured IPsec VPN tunnels 250 active tunnels HW accelerated IPsec VPN gt 35Mbps 72byte packets with AES 256 bit encryption Up to 195 Mbps IPsec throughput with large packets Manageability Web based GUI CLI management SNMPv3 IP QoS Extensive routing support including RIPvI and v2 OSPFvI and v2 GRE L2TP IPX VRRP BGP 4 optional IPv6 optional RIPng optional Multicast routing protocols including lt PIM DM PIM SM DVMRP IGMPv2
15. ith Traffic Classes Multicast Filtering and Virtual LAN Extensions VLAN RFC 2790 Host MIB RFC 2819 RMON groups 1 2 3 and 9 RFC 2856 Textual Conventions for Additional High Capacity Data Types RFC 2863 The Interfaces Group MIB RFC 3164 Syslog Protocol RFC 3289 Management Information Base for the Differentiated Services Architecture CDP RFC 3410 Introduction and Applicability Statements for Internet Standard Management Framework RFC 3411 An Architecture for Describing SNMP Management Frameworks RFC 3412 Message Processing and Dispatching for the SNMP RFC 3413 SNMP Applications RFC 3414 User based Security Model USM for SNMPv3 RFC 3415 View based Access Control Model VACM for the SNMP RFC 3416 Version 2 of the Protocol Operations for SNMP RFC 3417 Transport Mappings for the SNMP RFC 3418 MIB for SNMP RFC 3636 Definitions of Managed Objects for IEEE 802 3 MAUs RFC 3768 VRRP draft ietf bridge 8021x 00 txt Port Access Control MIB IEEE 802 1AB LLDP OSPF RFC 1245 OSPF protocol analysis RFC 1246 Experience with the OSPF protocol RFC 1586 OSPF over Frame Relay RFC 1793 Extending OSPF to Support Demand Circuits RFC 2328 OSPFv2 RFC 3101 The OSPF Not So Stubby Area NSSA Option QoS RFC 2205 Reservation Protocol RFC 2211 Controlled Load RFC 2474 DCSP in the IPv4 and IPv6 Headers RFC 2475 An Architecture for Differentiated Services RFC 2597 Assured Forwarding PHB Group RFC 2697 A Single Rate Three Color Marker
16. mary Rate Access Vol 1 Customer Access Interface Specifications ACA TS 014 2 1990 General Requirements for Customer Equipment Connected to ISDN Primary Rate Access Vol 2 Conformance Testing Specifications Frame Relay ANSI TISI Frame relay RFC 1490 2427 Multiprotocol Interconnect over Frame Relay Ordering Information AT AR750S DP Order number 990 001357 00 Router with no PSU modules AT PWRO3 00 AC PSU Order number 990 001455 00 Includes power cords for the US UK Australia amp Europe AT PWRO3 80 DC PSU Order number 990 001455 80 Includes DC power cord Port Interface Card Options AT ARO20 Single configurable EI TI interface supporting channelized unchannelized Primary Rate ISDN Frame Relay Order Number 990 001304 00 AT ARO21S V3 AT ARO2IS VI card is not supported on the AT AR750S DP Single Basic Rate ISDN S T interface Order Number 990 002153 00 AT ARO23 Single Synchronous port up to 2Mbps to an external CSU DSU AT V 35 DTE 00 or AT X 21 DTE 00 cable required Order number 990 001 104 00 AT ARO24 Four Asynchronous RS 232 interfaces to 1 15Kbps Order number 990 001 105 00 Software Upgrade Options AT AR700 ADVL3UPGRD AR700 series advanced Layer 3 upgrade e IPv e BGP 4 e Server Load Balancing Order Number 980 10022 00 ARO215S V3 requires AlliedWare Operating System version 2 9 1 13 or later About Allied Telesis Allied Telesis is part of the Allied Telesis Gr
17. oup Founded in 1987 the company is a global provider of secure Ethernet IP access solutions and an industry leader in the deployment of IP Triple Play networks over copper and fiber access infrastructure Our POTS to 10G iMAP integrated Multiservice Access Platform and iMG intelligent Multiservice Gateways in conjunction with advanced switching routing and WDM based transport solutions enable public and private network operators and service providers of all sizes to deploy scalable carrier grade networks for the cost effective delivery of packet based voice video and data services Visit us online at www alliedtelesis com Service and Support Allied Telesis provides value added support services for its customers under its Net Cover programs For more information on Net Cover support programs available in your area contact your Allied Telesis sales representative or visit our website www alliedtelesis com USA Headquarters 19800 North Creek Parkway Suite 200 Bothell WA 98011 USA T 1 800 424 4284 F 1 425 481 3895 European Headquarters Via Motta 24 6830 Chiasso Switzerland T 41 91 69769 00 F 41 91 69769 11 Asia Pacific Headquarters Tai Seng Link Singapore 534182 T 65 6383 3832 F 65 6383 3830 www alliedtelesis com 2007 Allied Telesis Inc All rights reserved Information in this document is subject to change without notice All company names logos and product designs that are trad
18. sions Dimensions IRU rack mount Depth 356mm Width 440mm Height 44mm Weight AI AR750S DP and one PSU 5 38Kg Weight AT AR750S DP and two PSUs 6Kg Environmental Operating Temp 0 C to 50 C Storage Temp 25 C to 70 C Operating relative humidity 5 to 80 non condensing Acoustic ANSI 12 10 General Office 40dB Operating Altitude Up to 10 000 feet Approvals amp Certifications UL TUV UL60950 EN60950 EN55022 class A EN55024 FCC class A VCCI class A AS NZS CISPR22 class A CE Optional Extras Port Interface Cards AT ARO20 Single configurable El T interface supporting channelized unchannelized Primary Rate ISDN Frame Relay AF ARO2IS Single Basic Rate ISDN S T interface V3 AT ARO23 Single Synchronous port up to 2Mbps to an external CSU DSU AT V 35 DTE 00 or AT X 2 DTE 00 cable required AT ARO24 Four Asynchronous RS 232 interfaces to 5Kbps Country of Origin China Performance figure estimate from pre production units ARO215 V3 requires AlliedWare Operating System version 2 9 13 or later Allied Telesis www alliedtelesis com AT AR750S DP Secure VPN Router Standards and Protocols Software Release 2 9 1 BGP 4 RFC 1771 Border Gateway Protocol 4 RFC 1966 BGP Route Reflection RFC 1997 BGP Communities Attribute RFC 1998 Multi home Routing RFC 2385 Protection of BGP Sessions via the TCP MDS Signature Option RFC 2439 BGP Route Flap Damping R
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