Specifications

System Description
XSR Getting Started Guide 1-5
Security
• Stateful inspection firewall engine
• FTP, H.323, and RPC (SUN and Microsoft) ALG support
• Application commands for FTP, SMTP, & HTTP
• Firewall logging and authentication
• Firewall interaction with NAT & VPN
• Standard and Extended Access Control Lists
• Denial of Service (DoS) protection
• AAA for firewall, Console, Telnet, SSHv2, PPP and VPN users
• AAA per-interface configuration
• AAA debugging
• Dynamic Firewall configuration
• Onboard URL filtering
PPP
• Sync and asynchronous communications modes accepted
• Authentication of peer entities via Password Authentication Protocol (PAP)
• Challenge Handshake Authentication Protocol (CHAP)
• Microsoft Challenge Handshake Authentication Protocol (MS-CHAP)
• IP Address can be assigned from remote device, and the device will support IP address
assignment to a remote device. Pools can be configured locally or from a separate server
(DHCP).
• Multilink PPP (MLPPP): RFC-1990
• Multi-Class MLPPP: RFC-2686
• Point-to-Point Protocol over Ethernet (PPPoE) and sub-interface monitoring
• Remote Auto Install over PPP
Frame Relay
• DTE support for User Network Interface (UNI) over Frame Relay PVC connections
• 10-bit DLCI addressing using a 2-byte DLCI header
• Per DLCI IP QoS support
• Rate enforcement (CIR) with automatic rate fallback via traffic/adaptive shaping when the
network is congested. Automatically restores normal rates when congestion removed
• Congestion control: Backward and Forward Explicit Congestion Notification (BECN/FECN)
• Standard LMIs: ILMI, ANSI Annex D, CCITT Annex A and:
• Auto option for LMI detection/adaptation
• None option for directly connecting XSRs