Example: Cisco RV082 One To One NAT – Access Rules Example Example: Public IP Address: 75.75.75.75 Private IP Address: 192.168.1.10 In this example we will NAT 192.168.1.10 to 75.75.75.75 and open up TCP Port 23 (Telnet) to the inside host from outside. – Login to the Cisco RV 082 through the browser – On the […]
Exchange 2010 Testing the OPTIONS command failed – Activesync: Last week we deployed a new Microsoft Exchange 2010 Server on a Windows 2008 R2 Domain Controller (We know! it’s not recommended but due to the client’s budget constraints we had to do it and it worked just fine). We purchased and installed an SSL certificate […]
Symantec Backup Exec backup to USB Disk – 546 The log file sector size does not match the sector size of the current volume – Microsoft Exchange Information Store (IS) using Granular Restore Technology (GRT). Scenario: You are backing up Exchange 2007 Information Store running on Windows Server 2008 R2 with Symantec Backup Exec 12.5 […]
How to Reset Juniper Firewall Admin Password – Reset to Factory Default – Forgotten password: Scenario: You have a Juniper SSG-140 firewall appliance that you’ve forgotten the admin password. You don’t have any other user to login with. You have a backup of the SSG-140 configuration. Resolution: The following instructions will reset the SSG-140 to […]
Network Address Translation: Cisco – IP NAT and PAT Examples: Example 1: Allow all outgoing traffic PAT local network as 100.100.100.100 Allow incoming SMTP traffic (TCP Port 25) to 192.168.1.5 that will be NAT’d as 100.100.100.101 Default Gateway 100.100.100.102 ! Interface Ethernet0 IP address 100.100.100.101 255.255.255.248 Description Outside-NIC IP nat outside IP virtual-reassembly Interface FastEthernet0 […]
How to Start Active Directory Users and Computers from Command Line: Go to Start –> Run and Type dsa.msc
OWA Search won’t work on Exchange 2010 SP1 and SP2 When you search in Outlook Web Access, the search doesn’t bring up anything. One cause of the issue could be that the index folder on the Exchange server needs to be rebuilt . Under Services make sure that the “Microsoft Exchange Indexer Service” is enabled. […]
Cisco ASA 5505 Firewall Configuration Example : ASA Version 8.0(3) ! hostname ASA5505 domain-name domain.local enable password /z4VVuCaYOFObhYQ encrypted no names name 100.100.100.69 mail.domain.com name 192.168.10.10 Server1 ! interface Vlan1 nameif inside security-level 100 ip address 192.168.10.1 255.255.255.0 ! interface Vlan2 nameif outside security-level 0 ip address 100.100.100.67 255.255.255.248 ! interface Ethernet0/0 switchport access vlan […]
Microsoft Exchange Server 2003 To 2010 Requirements and Migration – Exchange 2010 on Windows Server 2008 R2: Prepare: Ask users to clean up their mailboxes, empty deleted items ahead of time so you can cut down on mailbox move time. Prepare: connect the two Exchange servers to the same Gigabit switch to speed up the […]
Windows 7 – Windows Updates keeps failing with Error 80071A90: Scenario: When trying to install Windows updates on a Windows 7 PC and after you reboot to apply, Windows reverts back changes and doesn’t apply updates as if nothing has happened! Resolutions: KB2647753 is the fix. Click Here to Download KB2647753 apply it and restart. […]