User guide

Packet Over SONET Module Installation and User Guide B-3
QoS and DiffServ Support
• RFC 2615: PPP over SONET/SDH
• RFC 1334: PPP Authentication Protocols (specifies PAP)
• RFC 1994: PPP Challenge Handshake Authentication Protocol (CHAP)
• RFC 1989: PPP Link Quality Monitoring
• RFC 1332: The PPP Internet Protocol Control Protocol (IPCP)
• RFC 2878: The PPP Bridging Control Protocol (BCP)
• RFC 1191: Path MTU Discovery
• RFC 3032: MPLS Label Stack Encoding
MIBs Supported for PPP
The interface counters in MIB-II (RFC 1213) are supported for PPP.
Support for read-only operations (GET operations, but not SET operations) is provided
for the following PPP MIBs:
• RFC 1471: The Definitions of Managed Objects for the Link Control Protocol of the
Point-to-Point Protocol
• RFC 1472: The Definitions of Managed Objects for the Security Protocols of the
Point-to-Point Protocol
• RFC 1474: The Definitions of Managed Objects for the IP Network Control Protocol of the
Point-to-Point Protocol
• RFC 1473: The Definitions of Managed Objects for the Bridge Control Protocol
QoS and DiffServ Support
This section lists the DiffServ-related software standards that are supported for the
PoS modules.
Standards Supported for DiffServ
The Extreme Networks implementation of RED is based on the well-known paper
Random Early Detection Gateways for Congestion Avoidance, by Sally Floyd and Van
Jacobson. The Extreme Networks implementation of RED also complies with the