2008-11-13   [1.2E]	freeze link led blink DTR/RTS update on telcom notify atcmd host name lookup support (+pnip,+prhn) TCP no delay support TX delay support (up to 25 character time) drop late dhcp response from coexist dhcp server ezManager | TCP session management support ezSerialConfig support / ISP operation change same as H80 add WDT reset code at emac wait loop to avoid H21 mulfunction telcom 0xff bug fix disable dhcp unicast at dial hook bug fix avoid at+pdc/ppe both enabled
2008-08-05   [1.2D]	1. boot up checking H21 identification pin 2. fix telnet login message
2008-06-30   [1.2C]	1. IP Change Trap - UDP bug fix 2. SSL/SSH telnet bug fix 3. modify SSL/SSH command lock 4. sio mark/space support 5. duplicate local port bug fix
2008-06-10   [1.2B]	1. modify ddns update period
2008-05-29   [1.2A]	1. SSL/SSH support 2. disable UDP dest_ip comparison when ezl_local_ip is zero 3. TCP MSS bug fix 4. U2S net_tx, net_rx update bug fix 5. add ICMP frag needed message processing routine 6. duplicate peer name bug fix 7. expand mfa free size to avoid lsh_printf malloc fail 8. optimization option change -O2 to -Os (reduce code size near 10k)
2008-01-16   [1.1G]	1. tcp urg pointer bug fix 2. dhcpc sends broadcast if server is not in subnet
2008-01-15   [1.1F]	1. dynamic IP telnet support 2. lsh series command bug fix 3. add arp refresh code in lookup.c iptrap.c u2s.c
2007-12-26   [1.1E]	1. ip change trap support 2. modify emac_init() for new PHY LAN8700 3. set PHY s/w-reset timeout to 500ms
2007-11-16   [1.1D]	1. is_ip_broadcast() 0xe0 comparison bug fix 2. is_ip_broadcast() broadcast detection bug fix
2007-09-15   [1.1C]	1. add CTS & PDC_PTSR monitoring loop
2007-09-12   [1.1B]	1. Dynamic DNS(DDNS) support. 2. DNS stat->end comparison bug fix. 3. PPP down bug fix.
2007-08-22   [1.1A]	1. seq_gap bug fix. 2. emac TBQP bug fix. 3. reply none zero length keep-alive. 4. reset processor after ezcfg write.
2007-08-10   [1.0E]	1. RTS vibration bug fix. 2. intr pending bug fix by setting AIC protect mode. 3. receive time-out frame loss bug fix. 4. PDC start_tx atomic bug fix.
2007-07-24   [1.0D]	1. Telnet COM port control option support.
2007-07-03   [1.0B]	1. Expand FIFO size. 2. UART 1.5/2 stop bits bug fix. 3. sio_rx_fifo_max bug fix.
2007-04-12   [1.0A]	1. Initial touch.

2008-07-30   [1.2C]	1. IP Change Trap - UDP bug fix 2. sio mark/space support 3. duplicate local port bug fix
2008-06-10   [1.2B]	1. modify ddns update period
2008-05-30   [1.2A]	1. dynamic memory management support 2. disable UDP dest_ip comparison when ezl_local_ip is zero 3. TCP MSS bug fix 4. U2S net_tx, net_rx update bug fix 5. add icmp frag needed message processing routine 6. add IO comment facility over http
2008-02-05   [1.1F]	1. tcp urg pointer bug fix 2. dhcpc sends broadcast if server is not in subnet
2008-01-14   [1.1E]	1. ip_trap(DDNS/TCP/UDP) support 2. dynamic IP telnet support 3. lsh series command bug fix 4. add arp refresh code in lookup.c iptrap.c u2s.c 5. add http port number field
2007-11-16   [1.1D]	1. add CTS & PDC_PTSR monitoring loop 2. is_ip_broadcast() 0xe0 comparison bug fix 3. is_ip_broadcast() broadcast detection bug fix
2007-09-12   [1.1C]	1. Dynamic DNS(DDNS) support 2. DNS stat->end comparison bug fix 3. PPP down bug fix
2007-08-29   [1.1B]	1. telnet com port control option support 2. reply none zero length keep-alive 3. reset processor after ezcfg write
2007-08-23   [1.1A]	1. seq_gap bug fix 2. emac TBQP bug fix 3. disable H/W flow-control 4. RTS vibration bug fix 5.intr pending bug fix by setting AIC protect mode 6. receive time-out frame loss bug fix 7. PDC start_tx atomic bug fix 8. infinite PDC tx intr bug fix
2007-07-06   [1.0B]	1. Infinite RST bug fix 2. Stopbit bug fix
2006-04-12   [1.0A]	1. Initial touch.

2008-10-23   [1.1k]	1. tx_slow support : 200us delay 2. support RESET and Close TCP by ezcfg 3. rebuild dhcp machine 4. modify sio sending method in U2S mode 5. avoid sending udp datagram if header only 6. add seed number generation routine 7. modify tcp_local_port load method 8. U2S interval bug fix
2008-08-07   [1.1j]	1. add RTL8019 RX ring buf overflow handler 2. rebuild RTL8019 reset sequence and internal ring buf
2008-05-15   [1.1I]	1. add atc command : +ppng 2. avoid sending ARP request if target IP is zero 3. avoid sending packet if target MAC is zero 4. xfer_timeout bug fix
2007-09-13   [1.1H]	1. UDP multicast support 2. PPP down bug fix
2007-06-13   [1.1G]	1. Initial release.

2005-10-26   [1.7H]	1. PPPoE rcvd_udp_hdr bug fix
2005-09-07   [1.7G]	1. Support VDSL
2005-07-06   [1.7F]	1. PPPoE MRU NAK support
2004-04-22   [1.7B]	1. ezcfg X2 mode bug fix
2003-11-19   [1.6C]	1. IP filtering support 2. ezConfig TCP state view support
2002-11-04   [1.4H]	1. XON/XOFF support 2. U2S multi-cast support
2002-07-24   [1.4A]	1. U2S mode support

2008-11-10   [1.1L]	1. ATC Serial RX update bug fix 2. xfer_timeout bug fix if tcp peer zero window
2008-10-23   [1.1K]	1. tx_slow support : 200us delay 2. support RESET and Close TCP by ezcfg 3. rebuild dhcp machine 4. modify sio sending method in U2S mode 5. avoid sending udp datagram if header only 6. add seed number generation routine 7. modify tcp_local_port load method 8. U2S interval bug fix
2008-07-29   [1.1J]	1. add RTL8019 RX ring buf overflow handler 2. rebuild RTL8019 reset sequence and internal ring buf
2008-05-15   [1.1I]	1. use a fake window size for the MSS bug of MS Vista 2. add atc command : +ppng 3. avoid sending ARP request if target IP is zero 4. avoid sending packet if target MAC is zero 5. xfer_timeout bug fix
2007-09-13   [1.1H]	1. UDP multicast support 2. PPP down bug fix
2006-09-13   [1.1G]	1. sio rx idle time(10~20ms) detection support 2. external SRAM bug fix
2006-03-22   [1.1F]	1. flowctrl bug fix in ATC mode 2. verify EEPROM after ezcfg write 3. T2S IP filtering support 4. TCP keep-alive bug fix
2006-02-22   [1.1E]	1. ezl-70 support, rx/tx/link led control
2005-09-21   [1.1D]	1. discard sio_rx data during idle state in t2s mode
2005-09-13   [1.1C]	1. shrink RTL8019 RX ring buffer
2005-09-08   [1.1B]	1. add DHCP client_id option, and modify ip_update for VDSL
2005-07-25   [1.1A]	1. real-time debug message on/off 2. boot time STS LED blink 3. delay 10ms after at+pwp command 4. drop DHCP packet if DHCP is not configured
2005-07-11   [1.0G]	1. avoid sending TCP/UDP segment if IP not allocated 2. ATC/COD dhcp arp bug fix 3. call arp_boot_announce after DHCP IP allocation 4. call arp_boot_announce in init.c 5. remove EZL-50L pppoe ID/PWD debug code(constant ID/PWD) 6. ezl_gate_ip atomic bug fix
2005-07-01   [1.0F]	1. rtl8019 drop bug fix (page header problem) 2. 30 second idle reset rtl8019

2008-11-12   [1.3H]	1. keep-alive reply bug fix
2008-07-14   [1.3G]	1. increase IDLE_STK_SIZE to avoid stack overflow
2008-06-25   [1.3F]	1. parity mark/space support 2. dhcp DHCP_OPT_PARM_REQ option bug fix
2008-03-27   [1.3E]	1. add t2smc keep alive & timeout
2007-11-06   [1.3D]	1. ssh empty server_key bug fix 2. cross-compiler change 3.4.1 -> 4.1.0
2007-08-10   [1.3C]	1. keep-alive reply bug fix
2006-12-13   [1.3B]	1. SLIP bridge support 2. emac burst broadcast bug fix
2006-03-20   [1.3A]	1. SSH support
2005-12-26   [1.2F]	1. drop broadcast TCP 2. add DHCP client_id option for VDSL 3. EAPOL support
2005-07-15   [1.2D]	1. 422/485 COD bug fix 2. 422/485 status rx/tx bytes bug fix
2005-05-25   [1.2A]	1. remote ezConfig support 2. burst frame rx bug fix 3. TCP option misalignment bug fix
2005-05-23   [1.1G]	1. if duplicate IP address detected, log it and restart ARP announce
2005-05-19   [1.1F]	1. arp announce at each IP allocation time
2005-05-18   [1.1E]	1. start config PPPoE always
2005-05-13   [1.1D]	1. SSL zero pad bug fix 2. SSL write_mac type bug fix 3. enable watch dog timer in crt0.S 4. ezcfg status bug(zero gateway) fix
2005-05-05   [1.1C]	1. DHCP data mis-align bug fix
2005-04-28   [1.1B]	1. set t2s_peer to 1 always
2005-04-04   [1.0F]	1. enable watch dog timer 2. answer reboot after firmware update
2005-04-04   [1.1A]	1. SSL buffer size bug fix
2005-03-30   [1.0E]	1. remap direct timer_task call to gate call(timer.c)
2005-03-18   [1.0D]	1. pariry exchange fix
2005-03-15   [1.0C]	1. XON/XOFF support
2005-03-07   [1.0B]	initial release
2004-08-10   [1.0A]	1. initial touch

2008-05-15   [1.4G]	1. use a fake window size for the MSS bug of MS Vista 2. add atc command : +ppng 3. avoid sending ARP request if target IP is zero 4. avoid sending packet if target MAC is zero 5. xfer_timeout bug fix
2007-03-29   [1.4F]	1. shared key authentication support
2006-04-10   [1.4E]	1. add atc command : +psc +psd +pbsd 2. flowctrl bug fix in ATC mode 3. verify EEPROM after ezcfg write 4. T2S IP filtering support 5. TCP keep-alive bug fix
2006-01-16   [1.4D]	1. arp cache bug fix on peer mac address change
2005-09-21   [1.4C]	1. discard sio_rx data during idle state in t2s mode 2. reset prism after 30sec rx idle 3. increase prism response wait time
2005-09-08   [1.4B]	1. add DHCP client_id option, and modify ip_update for VDSL
2005-07-25   [1.4A]	1. real-time debug message on/off 2. boot time STS LED blink 3. pull-up RX1 pin (console) 4. delay 10ms after at+pwp 5. drop DHCP packet if DHCP is not configured
2005-07-11   [1.3I]	1. avoid sending TCP/UDP segment if IP not allocated 2. ATC/COD dhcp arp bug fix 3. call arp_boot_announce after DHCP IP allocation 4. ezl_gate_ip atomic bug fix
2005-06-16   [1.3H]	1. remote ezConfig support 2. comment support
2005-05-20   [1.3G]	1. enable createIBSS if target ssid presents
2005-01-26   [1.3F]	1. TCP SYN_RCVD bug fix
2005-01-14   [1.3E]	1. TCP winq_init bug fix
2005-01-13   [1.3D]	1. TCP zero window bug fix
2005-01-06   [1.3C]	1. at+prip : arp quick request 2. modify atc +++ processing sequence to be same as ezl-200/50
2004-12-29   [1.3B]	1. TCP nagle timer support
2004-12-14   [1.3A]	1. TCP sliding window support 2. fix DHCP led blink interval 3. send atc +++ character
2004-12-07   [1.2C]	1. config wlan_env over wlan
2004-10-14   [1.2B]	1. set EN_XONOFF bit to one while reading eeprom
2004-09-08   [1.2A]	1. XON/XOFF flowcontrol support
2004-08-30   [1.1H]	1. increase dhcp packet size due to some dhcp server
2004-08-26   [1.1G]	1. increase TMP_BUF_SIZE due to some dhcp server
2004-06-29   [1.1F]	1. TCP window size bug fix
2004-06-18   [1.1E]	1. U2S flow-ctrl bug fix

2007-12-11   [3.0E]	zero ppp_ref_lcp_timeout bug fix tmp_local_ip bug fix(update tmp_local_ip in ipcp_start)
2007-11-29   [3.0D]	add tcp_ref_delay_keep_alive option
2006-12-15   [3.0C]	1. duplicate 730(UDP SENT) message bug fix 2. US command buffer size bug fix (300->256) 3. hdlc rx buffer full limit bug fix
2006-07-24   [3.0B]	1. apply ppp_ref_lcp_count to code (LCP & IPCP)
2005-08-17   [3.0A]	1. initial release

2007-10-04   [3.1H]	1. CMOTEC, Anydata HSDPA modem support. 2. TB Command (3.1E)
2007-02-15   [3.1B]	1. wait 500ms before USB power on 2. power off USB port 1 3. set ClearPortEnable before power off
2006-09-25   [3.1A]	1. arrange & stabilize TD232LP/USB stack
2005-07-18   [3.0A]	1. initial touch

2005-09-07   [2.0E]	1. Support VDSL
2005-07-06   [2.0D]	1. PPPoE MRU NAK support
2005-01-07   [2.0B]	1. activate EEPROM major/minor field
2004-11-26   [2.0A]	1. EZL-50R release, Never download to ezl50A!!!!

2006-12-13   [2.0I]	1. emac burst broadcast bug fix
2006-08-03   [2.0G]	1. fix INCLUDE_NAT mistake
2006-07-12   [2.0F]	1. crypto_xxx_key() bug fix 2. rng initialization bug fix 3. add env 'ver' command
2005-12-21   [2.0E]	1. add env_ext options
2005-12-01   [2.0D]	1. ATC SSL accept bug fix
2005-11-02   [2.0C]	1. EAPOL support 2. arp announce bug fix 3. ATC source IP(in multi-ip) bug fix 4. COD water mark bug fix 5. U2S source IP(in multi-ip) 6. broadcast recv bug fix 7. sio parity bug fix
2005-10-26   [2.0B]	1. enable SSL, comment
2005-10-11   [2.0A]	1. initial release

2007-10-04   [3.1H]	1. CMOTECH, Anydata HSDPA modem support
2007-07-13   [3.1E]	1. initial release

2008-07-18   [1.4A]	1. TTL output support - H/W fix
2008-06-30   [1.3C]	1. IP Change Trap - UDP bug fix 2. SSL/SSH telnet bug fix 3. modify SSL/SSH command lock 4. sio mark/space support 5. duplicate local port bug fix
2008-06-10   [1.3B]	1. modify ddns update period
2008-05-29   [1.3A]	1. SSL/SSH support 2. disable UDP dest_ip comparison when ezl_local_ip is zero 3. TCP MSS bug fix 4. U2S net_tx, net_rx update bug fix 5. add ICMP frag needed message processing routine 6. optimization option change -O2 to -Os (reduce code size near 10K)
2008-02-05   [1.2D]	1. initial release