Exercises

Exercises

26.1	Identify all the delayed ACKs in Figure 26.5.
26.2	Why was segment 12 in Figure 26.7 sent?
26.3	We said that the Rlogin client must use a reserved port (Section 1.9). (Normally the Rlogin client only uses reserved ports in the range 512-1023.) What limitation does this present to a host? Is there a way around this?
26.4	Read RFC 1097, describing the Telnet subliminal -message option.