Linksys has official released firmware 1.40.2 on April 11.
Version History follows...
I have not tried it yet.
BEFVP41 Firmware History
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v1.40.2 2002-03-10
1. Fixed a U/I bug in v1.40.1 that "IPSec Advanced Setting" screen failed to apply.
v1.40.1 2002-03-01
1. Fixed a U/I bug in v1.39.66 and v1.40, that causes IP Range setting for Local Seure Group can not be applied.
2. Fixed a U/I bug in v1.39.65c and later, that causes the Domain Name setting on Setup screen can not be displayed
3. Fixed a bug in v1.39.65c and later, that causes the Manual Keying did not work.
4. The factory default TimeZone value is changed from GMT-12(Kwajalein) to GMT-8(USA Pacific Time)
5. In Manual Keying option, the maximum phrase length of Encryption Key is changed from 23 to 24 characters.
6. In Manual Keying option, the maximum phrase length of Authentication Key is changed from 19 to 20 characters.
7. Do not display connection status if Manual Keying is applied
v1.40 2002-02-19
1. The default Phase 1 Key Lifetime is changed from 1 to 8 hours. (the Phase 2 Key Lifetime is still 1 hour.)
2. Fixed a PPPoE configuration bug in v1.39.65c and v1.39.66, that causes incorrect PPPoE password when Apply PPPoE configuration twice.
v1.39.66 2002-02-01
1. Supports FQDN(Fully Quilfied Domain Name) option for Remote Security Gateway setting
2. Improves IKE handling process.
3. Changes the default settings of both Anti-replay and Keep-Alive from Enable to Disable
v1.39.65c 2002-01-10
1. Re-layout the Setup, DHCP and Upgrade-Firmware screens.
2. Supports IPSec Aggressive Mode.
3. Adds an IPSec Advanced configuration screen that provides
following advanced settings:
(1) Phase 1 proposal
(2) Phase 2 proposal
(3) NetBIOS broadcast
(4) Anti-replay
(5) Keep-Alive
(6) Block unauthorized request
Note. On VPN setting page, clicks phrase "more..." will link to this Advanced page.
4. Solves an Anti-replay handling problem that causes IPSec
tunnel disconnected under heavy loading test
5. Provides PPTP Client functionality
6. Provides NTP(Network Time Protocol) client functionality
7. Adds "Client Lease Time", "DNS" and "WINS" settings on DHCP screen.
8. Besides LAN network, the Local Secure Group can be set as any other network. This also allows user to set Local Sercure Group as Class A,B or C network.