Specifications
Software
PPP
(RFC 1661, RFC 1662)
Frame Relay
Multi-protocol Interconnect over Frame Relay (RFC 1490)
HDLC packet-based format link layer,
Three generally implemented specification of Local Management Interfaces (LMI)
ANSI
T1.617
Annex
D
CCITT (ITU-T) Q.933
Annex A
LMI (Frame Relay Forum implementation agreement)
The eight multi-connection of virtual link by Data Link Connection Identifier (DLCI) at the most, and Permanent
Virtual Circuit (PVC) only
Routing
TCP/IP with RIP1 (RFC 1058), RIP2 (RFC 2543) or static routing on the LAN, WAN and/or IDSL interface, up to
16 static routes with default route and the option to not advertise routes
Dynamic Host Configuration Protocol
DHCP Server: automatic assignments of IP address, mask, default gateway, DNS server address, and WINS server
address to work stations (RFC 2131, RFC 2132)
IP Address Translation
NAT/NAPT (Network Address and Network Address Port Translation) (RFC 3022):
Provide enhanced security and flexibility by “hiding” all IP address on the LAN behind a single statically on the
Internet. Sophisticated extension NAT that provide security of a NAT “wall” to hide LAN IP addresses while
providing flexible use of all addresses offered by Internet Service Provider (ISP)
Security
Static IP Filter (Incoming and Outgoing)
Management
SNMPv1 (RFC 1157) and MIB II (RFC 1213)
TELNET (RFC 854)
ICMP Ping (RFC 792)
Local management through Console port
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