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Vigor 3300V NAT address mapping bug for PPPoE mode. 
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Fix SIP use intercall while Network failed issue.   Fix SIP can not use intercall while SIP using outbound proxy to make call. 
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Fix ddos issue, router have low throughput when attacked by flooding,    even enable ddos syn flood. 
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Enable multiple WAN and 802.1q VLAN, router cannot reset by web page. 
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Fix WAN DHCP issue, fail to get ip from Netgear WGR614v5 Cable router. 
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Fix p2p blocking fail using Foxy. 
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Fix pppoe fixed ip issue in UK, reject our fixed ip and give a dynamic one. 
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Fix static route bug, when router under 3300 lan using 2nd subnet,   the host under the router cannot reach 3300'w WAN. 
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Fix p2p blocking fail using MSN 8.1 in Vista. 
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Fix ddns issue, fail to update IP for China ISP redirect advertisement page. 
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Fix using pppoa line with vigor100 bug. 
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Fix NAT loopback issue, client under lan but not 3300's lan subnet    (using static route to another router under 3300's lan) cannot access server     under 3300 using port redirection. 
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Fix port redirection issue, set a rule to a host, the source port of the host be changed through NAT. 
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Fix ipsec crash, dial from host to lan client more than 12 using vpn tool SSH Sentinel. 
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SIP use intercall while Network failed. When Network failed, SIP using extra speed dial to make call instead of using Proxy Server.