• Exchange 2007 cannot send mail to many domains

    I've been having a problem with my Exchange 2007 server (up-to-date on patches) running on Server 2003 R2. About a week ago, it stopped processing mail. I was able to restore teh ability to recieve mail with no problem, but sending mail is still a problem (we do have a work around in place right...

    Stevesz2,015 pointsBadges:
  • Will we really save money having users shut down computers at end of day?

    The article below caught my attention. It says that 217 million dollars a year is wasted just in the UK alone by employees leaving computers on overnight. I never shut mine down...my old mentor thought it was actually harmful. Needless to say, we don't have a policy about shutting down computers...

    NoFX3915 pointsBadges:
  • create a batch file to have a permission to install software

    Do you know how to create a batch file with permission right to install the software by login with power user (without permission to install software) ?

    david2009570 pointsBadges:
  • OSPF Routers not Sharing Routing Information

    Ive been trying to configure ospf on my home lab but they do not share routing information. Ive been trying to figure out the problem a week now but yet i cannot solve it.. Please could someone help me.. thanks.. Here is the config of my 3 routers running on frame relay Router1 router ospf 1...

    Swamier065 pointsBadges:
  • Nagios Integration with Speedfan

    Hello all, I am in the process of adding (all) network devices to Nagios. That is to say, I am attempting to write scripts and what not to monitor everything we have, basically as a first-alert system. I am currently in the process of adding some devices which require more in-depth monitoring. I'm...

    Schmidtw11,330 pointsBadges:
  • SSL VPNs vs. Web-based VPNs

    Is there a difference between SSL VPNs and Web-based VPNs, or are they the same thing? What is the advantage or disadvantage of an SSL VPN over a Web-based VPN, if there is a difference?

    SearchEnterpriseWAN500 pointsBadges:
  • How could a sensor network be useful to an enterprise WAN?

    How could a wireless sensor network be useful to an enterprise wide area network (WAN)?

    SearchEnterpriseWAN500 pointsBadges:
  • What are your favorite networking blogs?

    Next month, we're taking an in-depth looking at networking, LANs, WANs, and the rest of the plumbing that keeps bits going, and I'd love to hear if you have any networking blogs to recommend. Thanks! Michael

    Michael Morisy7,943 pointsBadges:
  • OpenSource Software

    Dear All , I am running a small ISP in rural area .  I am giving packages for 30 days to users . So is there any free software to Create Username and password and 30 days limit .Also Can i change the bandwidth as per the packge . So pls tell me the free software

    Ksr1234320 pointsBadges:
  • Finding the IP Address of a switch

    find the ip address of the switch

    Snboopathiraja5 pointsBadges:
  • Internet security and social networking

    What network solution today in the market can block a phishing attack coming from social networking Facebook? i.e. from Facebook, someone who "appears" to be a friend posts a phishing link via a message. A typical web security solution, i.e. web reputation filtering, seems only blocking phishing...

    Richbiz15 pointsBadges:
  • question about conversion of ipv6 hex to binary

    i saw in a book , it was 2000::/3 prefix, it will be 2 or 3 hex value, how it is possible , when u r taking prefix as 3 , if i convert this in binary 1110 0000 0000 0000 ::/3, is it mean that first 3 bits are in network , just explain me how 2000::/3 is 2 or 3 hex..

    Alishaheen10 pointsBadges:
  • will we need vpn(virtual private network ) when we start using a complete ipv6 network

    can we be able to connect a remote user and corparate using just IPv6... or do we need vpn to connect them

    Denim0mm45 pointsBadges:
  • WAN connections thru 1 ISP.

    Hi, I have newly joined an AUTOMOBILE company as an IT supervisor. We have about 10 branches connected with each other thru different WAN connections (Leased line,MPLS,VPN over DSL,..etc) and with different service providers. Our ERP system is based in Head Office and the DMS (Dealer management...

    Nmas5 pointsBadges:
  • Subnetting in a 6-floor building: Expert advice?

    The company I work for is expanding and as such has just purchased a new building and we will be moving staff and resources over there as well as keep the current premises. As it's better to get the advice of others who have been through similar experiences rather than to learn the hard way, which...

    ITKE54,900 pointsBadges:
  • Bandwidth management software recommendation

    Dear Sir , I want to manage my bandwidth to all users in lan . By creating user name and password and by setting idfferent speeds to users . Also by putting days limit to users to like 10 days or 30 days .Also want to restrict some sites . Is there any free software available for this of use ....

    Ksr1234320 pointsBadges:
  • Add the servers in Cluster from Differnt Domain with Lotus Domino

    Hi I have two servers in different domain... One Server is using the 8.5 and one is 8.5.1 I want to add these servers in Cluster. I have cross certified the servers using the Server.id Can anybody help me to proceed further.....  

    CISCOQA5 pointsBadges:
  • The File Replication Service is having trouble enabling replication from DOMAIN to BDOMAIN for c:windowssysvoldomain using the DNS name domain.emba

    Hi. I have this problem: The File Replication Service is having trouble enabling replication from DOMAIN to BDOMAIN for c:windowssysvoldomain using the DNS name domain.embawood.dm. FRS will keep retrying. Following are some of the reasons you would see this warning. [1] FRS can not correctly...

    Eliyevelxan1,235 pointsBadges:
  • network

    pls tell me the procedure to become network engineer

    Mnithya15 pointsBadges:
  • I have a domain controller (DNS, DHCP) with ISA and Exchange Servers, and I want to install a child domain.

    I have a domain controller (DNS, DHCP) with ISA and Exchange Servers, and I want to install a child domain. If anyone has some experience in this area and has come across helpful tutorials, I would really appreciate it, particularly in whether a child domain will interfere with the Exchange Server 

    ITKE54,900 pointsBadges:

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