ID	Type	Status	Priority	Milestone	Owner		Summary + Labels	...
	37	Review	Started	Medium	----	Ishibashi.Kenichi		Code review request
	50	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[ARP] unused ARP cache entries are not reclaimed
	51	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[TCP] support gateway reselection algorithm
	52	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[UDP] support multicast socket
	53	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[IP] support PMTU
	54	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[IP] support IP option retrieval
	55	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[ICMP] support ICMP redirect
	56	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[config] support removeInterface method
	57	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[TCP/IP] Refine and test locking mechanisms around conduits
	58	Enhancement	Accepted	Medium	----	Shiki.Okasaka		[TCP/IP] Simplify the excessive four layers of Muxes for TCP and UDP to a single Mux