Network protocols Questions


Postfix and DNS
I have installed Postfix on my server with DNS. I am not sure what information I should provide here so let me explain the setup and goals. I have SuSE Enterprise 9, Apache, Static IP address. In other words a hosted website/server. The goal is to also have this as a mail server. I am [...]

Answer Question   |  December 30, 2005  5:44 PM
Availability, Bind, DHCP, DNS, Enterprise Desktop, Linux, Network applications management, Network management software, Network protocols, Networking, Networking services, Protocol analysis, TCP
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0 pts.

Remote Syslog with MySQL and PHP
Dear All, i want to set up a Remote Syslog with MySQL and PHP on system with whitebox linux,can some tell me a step by step on how to install and configure this,also the requirement needed to complete the task Regards Edwin

Answer Question   |  December 22, 2005  4:43 AM
3Com, Active Directory, Availability, Avaya, Bandwidth, Benchmarking, Billing and customer care, Billing Support Systems, Bind, Cabling, Cisco, Dell, Development, DHCP, DNS, Enterasys, Enterprise Desktop, Ethernet, Fault isolation, FDDI, Foundry, Frame Relay, H.323, Hardware, Hewlett-Packard, Hubs, IPv4, IPv6, Juniper Networks, Linux, Lucent, MPLS, MySQL, NetBIOS, Network management software, Network monitoring, Network protocols, Networking, Networking services, Nortel, Novell IPX/SPX, Performance management, Protocol analysis, Remote management, Routers, SIP, Switches, TCP
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0 pts.

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0 pts.

3com core switch 4060
Hello i have 2 switches 4060 connected with XRN technologie my problem is that the 2 switches are sometimes freezing the network is down for 3 to 4 sec then the ping request is back online. i have STP enabled by vlan,6 vlans , fiber channel to edge switch,i installed the 3ND for monitoring network,but [...]

Answer Question   |  January 18, 2006  4:46 AM
Availability, Network applications management, Network management software, Network monitoring, Network protocols, Network testing, Networking
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0 pts.

LAN connectivity problem
I have a Compaq EVO n1020v notebook. This works fine in our office LAN and soemtimes it does not at all. Office LAN is a workgroup with ICS enabled in win 2K server. If I check the IP of the notebook it shows the IP of the LAN but never connects to the internet, can’t [...]

Answer Question   |  December 9, 2005  1:35 AM
Business/IT alignment, Cabling, CRM, Data analysis, Data mining/analysis, Data warehousing applications, DataCenter, DataManagement, Desktop management applications, Desktops, DHCP, DNS, E-business, Ecommerce applications, Ethernet, Firewalls, Forensics, Hardware, Hubs, Incident response, Intrusion management, Management, Microsoft Office, Microsoft Windows, Network management software, Network monitoring, Network protocols, Network security, Networking, Networking services, NIC, OS, Patch management, Routers, Security, Servers, Software, SQL Server, Switches, TCP, Tech support, Training, VPN, Wireless
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10 pts.

Re: Windows Time server
Hi All, Let me give an overview of our forest: We are on a Windows 2000 mixed mode forest. We have 2 Dc’s in my parent domain and a standalone ntp server not on our domain but within our network segment which goes out to get time from Microsoft time server. On PDC emulator we [...]

Answer Question   |  December 9, 2005  4:57 PM
Availability, Bandwidth, DataCenter, Desktops, Ethernet, Hardware, Interoperability, IPv4, Management, Microsoft Windows, Network protocols, Networking, OS, Security, Servers, Software, SQL Server, TCP, Tech support
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0 pts.

VoIP
1) What equipments do I need to implement VoIP? 2) What is the technical and budget scope? 3) What are the one time and recurring expenses involved? 4) What a reasonable timeline for a VoIP project?

Answer Question   |  December 5, 2005  5:09 PM
Network protocols, VoIP
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0 pts.

Setting Up VLAN across WAN link for Testing
I am trying to setup a Vlan via a WAN Link. Local End has already 4 VLANs. Remote End doesn’t. Remote end needs to access VLAN id 4 via the WAN link. Local Gateway router = Cisco 3660 Remote Gateway Router = Cisco 3660 Local Switch = Cisco 3750 Remote Switch = Cisco 2924 What [...]

Answer Question   |  December 5, 2005  12:21 AM
Availability, Bandwidth, Cabling, Cisco, Hardware, Hubs, IPv4, Network monitoring, Network protocols, Networking, Performance management, Ping, Routers, Switches, TCP
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0 pts.

Stop bit problem: USB to Serial Converter attached to motion controller, unable to set for 7-E-2
I have three different USB to Serial converters, one of them an isolated converter from B&B. One brand of motion controller I work on uses EVEN parity / 7 data bits / 2 stop bits as its default. I find that none of my converters will work on the controller in this configuration. If I [...]

Answer Question   |  November 22, 2005  5:36 PM
3Com, Active Directory, ActiveX, Administration, Apache, Automated, Availability, BASIC, Benchmarking, Business Objects, C, Cabling, Cape Clear Cape Connect, Career development, Cisco, Clustering, Cognos, Crystal Reports, Data analysis, Data Junction, Data management and storage, Data mining/analysis, Data warehousing applications, Database, DataCenter, DB2, Dell, Desktop management applications, Desktops, Development, DHCP, Distribution/logistics applications, DNS, Enterprise Desktop, Ethernet, Fault isolation, Fax and print management, FDDI, File, Frame Relay, Functional, H.323, Hardware, Hardware selection and management, Hewlett-Packard, Hewlett-Packard Application Server, Hubs, Hyperion, IBM, Informatica, Information Builders, Interoperability, Lifecycle development, Linux, Lotus Domino, Management, Manufacturing applications, Microprocessors, Microsoft Systems Management Server, Microsoft Windows, Migrations and upgrades, Monitoring, NCR, NCR/Teradata, Network applications management, Network connectivity, Network management software, Network monitoring, Network protocols, Network testing, Networking, Networking services, NIC, Novell IPX/SPX, Oracle, OS, Performance and availability, Performance management, Performance/Load, Ping, Power management, Printers, Programming Languages, Protocol analysis, Remote management, Routers, SAP, SAS Institute, Security, Servers, Software, Software testing, Software testing tools, SPSS, SQL Server, standards, Storage, Switches, Systems management software, TCP, Tech support, Thermal controls
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0 pts.

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0 pts.

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0 pts.

Implementing an Exchange server in VB6.
I am done with emplementing a LAN exchange server in VB6, now i would like to consider making it work world wide.. Can anyone please advise with the defrences between a LAN and a server that work World wide in a programmers point of view, and how can i implement that using VB 6? many [...]

Answer Question   |  November 5, 2005  10:28 AM
Development, DHCP, DNS, Exchange, Network protocols, Networking services
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0 pts.

I need to rejoin laptop to network
I have a Toshiba laptop that the motherboard quit working properly. I removed it from the network SBS 2003, deleted it from Client computers). We recently replaced another Toshiba laptop (same model) and I put the harddrive from the recently retired laptop into it and am now trying to rejoin it to the network. I [...]

Answer Question   |  November 1, 2005  8:51 AM
Network protocols, Networking, Performance management
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0 pts.

HP JetDirect 500X ‘Sleep’ Issues
We currently have 10 sitese, each have a 500X print server running (with current Firmware) and two OkiData 320 printers attached via parallel cable. Each site is connected through Frame-Relay connection (hub/spoke) to our corporate print server. We have one location which seems to experience a ‘sleep’ issue with the JetDirect. If no printing activity [...]

Answer Question   |  October 28, 2005  2:16 PM
Cisco, Frame Relay, Hardware, Network protocols, Networking, Servers, TCP, Tech support
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0 pts.

W2K AD domain time issue
Business group wants to test software package/app behavior through several business cycles, intending to increment date on a group of domain member servers over the course of a couple of months. Has anyone ever done something similar without breaking network connectivity, i.e., logging on to domain, accessing network resources, etc.?

Answer Question   |  October 30, 2005  3:32 PM
Desktops, Management, Microsoft Windows, Network protocols, OS, Security, Servers, SQL Server
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0 pts.

NTP not functioning – Segmented Management VLAN
I’m configuring a building wide network of layer2 and layer3 ciscos to use NTP but I’m not getting ntp updates from the ntp servers. Drawing a picture of this would have a Collapsed Core of 2 4500s and 2950 Access switches are 2950s setup based on Cisco’s typical building block network diagram. The only deviation [...]

Answer Question   |  October 25, 2005  10:25 PM
Cabling, Cisco, Hardware, Hubs, Network protocols, Routers, Switches, TCP
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0 pts.

RDP connection is not the correct computer
Thanks in advance for any help! Im in a mixed 20002003 domain. When I RDP by name into several machines (all XP machines) in my building it is not the PC that I think it is. I check the actual PC name and its not the one I used to RDP into it, therefore not [...]

Answer Question   |  October 25, 2005  12:30 PM
Active Directory, Availability, DataCenter, DHCP, DNS, Microsoft Windows, Network protocols, Networking, Networking services, Tech support
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0 pts.

simple remote administration
hey y’all… is there a way to do the following remotely? change passwords create a share on a server hard drive I have the adminpak installed on my workstation which allows me to do it. I want to be able to do it from ANY computer on the network. I have Win2k3 servers only, and [...]

Answer Question   |  November 26, 2007  10:41 AM
Active Directory, Biometrics, Cabling, DataCenter, Desktops, Development, DHCP, Digital certificates, DNS, Ethernet, Hardware, Help Desk, Hubs, Identity & Access Management, LDAP, Management, Microsoft Office, Microsoft Windows, Network management software, Network protocols, Networking, Networking services, OS, provisioning, Remote management, Routers, Security, Security tokens, Servers, Single sign-on, SQL Server, Switches
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0 pts.

HTTP File upload/post Blocking
In this ever expanding world of network security I am seeking a software or appliance to block HTTP file uploads or post. The problem in a nutshell is I cannot block all of the HTML based Email providers. I also cannot block all of the web sites that support HTTP file posting. I am seeking [...]

Answer Question   |  October 17, 2005  10:34 AM
Access control, Application security, backdoors, Browsers, Current threats, Database, Encryption, Exchange, filtering, Firewalls, Forensics, Hacking, human factors, Incident response, Instant Messaging, Intrusion management, Network protocols, Network security, Networking, Secure Coding, Security, Servers, Spyware, SSL/TLS, TCP, Trojans, Viruses, VPN, Web security, Wireless, worms
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0 pts.

What does “DB” mean, in DB-9 serial port?
Posted on behalf of Ben: What does “DB” mean, in DB-9 serial port?

Answer Question   |  May 29, 2012  11:29 AM
Cabling, Hardware, Hubs, Network protocols, Networking, Routers, Switches, Tech support
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225 pts.