DP802.210: DP-802 firmware v2.10 (Date: 2000-01-05) Note: DP-802 Firmware ISAdmin ISManagerServer ISMailServer v2.00 works with v2.00 v1.00 v1.00 v2.10 works with v2.10 v1.00 v1.00 That is, when upgrading the firmware from v2.00 to v2.10, you need to upgrade the ISAdmin to v2.10 at the same time. ISManagerServer and ISMailServer need not to upgrade.