4.2.3 SPECIFIC ISSUES

• 4.2.3.1 Retransmission Timeout Calculation
• 4.2.3.2 When to Send an ACK Segment
• 4.2.3.3 When to Send a Window Update
• 4.2.3.4 When to Send Data
• 4.2.3.5 TCP Connection Failures
• 4.2.3.6 TCP Keep-Alives
• 4.2.3.7 TCP Multihoming
• 4.2.3.8 IP Options
• 4.2.3.9 ICMP Messages
• 4.2.3.10 Remote Address Validation
• 4.2.3.11 TCP Traffic Patterns
• 4.2.3.12 Efficiency