Speaker: Linear Lee

Members: Hsiao-Ting Wang

Shin-Fu Huang

Adviser: Quincy Wu

Do you use BBS everyday?

If some day you can not use BBS anymore?

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IPv4 Ocean

IPv6 Island

IPv6 Island IPv4 Island

IPv4 Island

IPv6 Ocean

Modify open source BBS softwares to support IPv6 and IPv4 at the same timeServer: Maple_itoc (MapleBBS-3.10)Client: PCMan X pure GTK+ 2

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BBS everywhere!!!

PCMan X (IPv6 support)Speaker: Shin-Fu, Huang

Members: Ni-Ya, Li

Hsiao-Ting, Wang

Adviser: Quincy, Wu

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Motivation

BBS Service Pure IPv4, Dual Stack(IPv4/IPv6), Pure IPv6

ProblemsIPv6 supportIPv4/IPv6

Domain Name Use IPv6 Connection First

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PreConnect(address, m_Port )

Input domain name?

Domain NameDoDNSLookup(CDNSRequest* data ); OnDNSLookupEnd(CTelnetCon* _this);

Yes

ConnectAsync()

No, input IP address

OnConnect(int code)

Close()

Connection()

IPv6 connection available?

YesIPv4

Connect with IPv4

No

Demo

IPv4 onlyIPv4 address: 140.112.172.11DNS: ptt.cc

IPv6 onlyIPv6 address: 2001:da8:2000:2017::148DNS: bbs6.sjtu.edu.cn IPv6/IPv4 DNS: 6smth.edu.cn

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Reference

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