• I can send mail out but I can not receive e-mails windows 2003 sbs server with Exchange 2003

    Ive built a windows 2003 sbs server with Exchange 2003 that comes with the sbs software, I got the Isp to setup the mx and wwroot, My question is I can send mail out but I can not receive e-mails, the server is in our enviroment, Our ISP is only doing the hostinf for us?

    ITKE351,865 pointsBadges:
  • real-time protocol

    As we are facing the problem with RTP in voip loggers.There was a clear indication from the Ethereal traces that sufficient RTP packets were not coming in.The RAS is up after installing installing the relevant hotfix.we ran the ethereal trace on CLS and Loggers and made test calls still the problem...

    400620 pointsBadges:
  • RFC and Polycom Video

    We have a Polycom video system that times out after about two hours. Someone mentioned that RFC in our Cisco switches could be the problem. I Google on RFC and got a zillion responses. Can anyone steer us in the "right" direction to see if this the problem and possible solutions? Thanks Randy

    Randyspst5 pointsBadges:
  • Video (and audio) computer to computer on LAN – upstairs to downstairs

    Do Video (and audio) conferencing, computer to computer on LAN - upstairs to downstairs, without going out to the Internet. How?

    Rdfreedman5 pointsBadges:
  • Community Update: New Contest Announcement.

    Now is your chance to win an Amazon gift card based on your activity in the IT Knowledge Exchange Community. Remember: the more you ask, answer or discuss questions, the more Knowledge Points you will earn. This is how the contest works: The top 10 most active members from now until the end of July...

    ITKE351,865 pointsBadges:
  • With a background in satellite communications, what jobs should I look for?

    I have been working for the United States Army in satellite communications for six years and am leaving later this year. With this background, what type of civilian jobs should I be looking for? Are there any certifications that would beef up my resume?

    NetworkingATE1,545 pointsBadges:
  • Statistical technique for churn prediction in the Telecom market?

    Can you tell me what type of statistical technique should be used in churning model, specially for the Telecom market? Thank you.

    CRM Ask the Expert250 pointsBadges:
  • How do I identify the ISP for a given website/domain name?

    How do I identify the ISP for a given website/domain name?

    DickyBeach10 pointsBadges:
  • What is the future of CDMA?

    How stable is this technology? Is it going to grow or die down? Reasons?

    Jaideep Khanduja9,385 pointsBadges:
  • router

    I was thinking about buying a laptop and a linksys router but i wanted to know if the PC and my laptop could both be on the computer at the same time. My PC is a dell, ISP is DSL and its current 'router' is a westell model 2200. I also had another question. If i brought my laptop over to someone...

    Jmonkey10 pointsBadges:
  • Video Conference risk & security policy

    1. What is the risk with allowing the usage of video conference or web conference within an organization? 2. given this context, any sample of security policy?

    SISO15 pointsBadges:
  • WAN throughput question for a gigabit ISP

    I am trying to determine the increased cost when bringing in outside customers that will be landing their images within my servers that sit behind our networks. . If my remote site is pushing about 250Gb of traffic per day what would be the increased traffic on a gigabit circuit that is billed...

    Dlydick5 pointsBadges:
  • We have an internet connection from 2 different ISP, I want to use the same PIX 525 firewall 7.0(6)

    We have an internet connection from 2 different ISP, I want to use the same PIX 525 firewall 7.0(6) . My firewall has 2 Ethernet interface & 2 Giga Ethernet interfaces. I am using ethernet 0 for outside connection with ISP A ethernet 1 for outside2 connection with ISP B Giga Ethernet 0 for DMZ zone...

    Yasir Irfan5,545 pointsBadges:
  • Power and cooling advantages with VoIP

    Are there VoIP white papers that compare the power use and cooling advantages/disadvantages of a VoIP vs traditional PBX?

    Fran tic15 pointsBadges:
  • Why is Cisco adopting the SIP protocol?

    Our SearchNetworkingChannel.com expert says it's a good for Cisco to embrace SIP as a networking protocol standard alongside SCCP, or their Skinny Client Control Protocol. Do you agree? Why or why not?

    Donnellymp430 pointsBadges:
  • Cisco Video Conferencing overbooking

    Okay so I have a huge issue in my company right now. We have ordered quite a few massive teleprescence rooms from cisco and they are a huge hit. The problem is that since we are offering it to our business units for free initially they are overbooking the rooms which means that they sit idol for...

    Haplo5 pointsBadges:
  • Return Loss error on Fluke

    Let me first say, I'm a total newbie to networking... Okay, got that out of the way. I've run cat5e 94 feet thru my basement. When I connect each end of the cable to a Fluke DSP-4000 Network Analyzer it tells me that Return Loss failed (RL and RL @ Remote). If I drill into the details on the...

    DaveR35 pointsBadges:
  • I’m searching for a large scale SIP based analog/IP convertor

    We are deploying a large scale VoIP system (+/- 5000 phones), based on Asterisk and SIP. In some of our warehouses we want to keep using the existing analog phones. We have 2 options (that we know of) to connect these analog phones to our VoIP system: 1) Linksys SPA2102 analog/IP convertor...

    Johan Leroy5 pointsBadges:
  • need help with cme 4.x on 2801 (bri connection)

    Hi all!!! I`ve got overhellming my head problem. I managed to set up voip network with AA and voicemail, now i want conections for outside calls throught ISDN (bri) interface. I can call out but when call is picked up no sound is heard at all. I do also have the same problem for inbound calls. Can...

    Tomi20 pointsBadges:
  • Two Internet Connections, One server

    OK, I'm very, very new to networking. Please be kind. I work for a small company. We have a server running Lotus Notes that is accessed both by people inside our LAN and about 50 employees that connect over the internet. Our internet connection is a simple DSL. We recently installed a hi-tech phone...

    JMackey20 pointsBadges:

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