2
votes
1answer
156 views

ARP/Mac address table

What is the difference between a mac address table and an arp table? Is it correct to say only one arp cache is kept for each switch which self learns to forward information to another host, and every ...
0
votes
2answers
98 views

Access to Local Server with external domain name

I have created a simple server in my office LAN. The server can be reached from outside the network: I have configured NAT on pppoe interface to route correctly the packets into the correct local IP. ...
0
votes
2answers
338 views

How to unbind Linux network interface from MAC address

I have some Fedora VMs setup ontop of VMWare. Sometimes, when software updates happen to VMWare, the VMs will get new MAC addresses. However, the default network configuration in Fedora is to bind an ...
0
votes
2answers
73 views

Require VPN for Network Connectivity on Mac OSX?

At the moment, all company resources are "protected" behind a Cisco VPN, and our OSX clients are configured to (on-demand) connect to the VPN. As the VPN sets the default route for the OSX client to ...
0
votes
1answer
194 views

Mac Mini stops accepting ssh connections from different network [closed]

I have a strange problem, and I am not very familiar with Mac OSX so I am coming here for help. I have two Mac Minis on a network 192.168.1.* Mac Mini 1 = 192.168.1.10 Mac Mini 2 = 192.168.1.11 My ...
1
vote
0answers
169 views

Samba is faster than NFS when accessing from Mac, any reason

Refer to this question (closed): Sharing folder from Linux to Mac, Samba or NFS?, most people suggested that NFS is faster and therefore I did a quick test: MacBook Pro / OSX Lion Ubuntu 12.04 ...
1
vote
0answers
100 views

Macintosh computers cannot connect to router unless we re-start the modem and router [closed]

We have a small office network with DSL and a Netgear WNR-2000 wireless router acting as a DHCP server. There are nine devices connected to the router, wirelessly and wired. Whenever a Mac computer ...
0
votes
1answer
44 views

manage mac network through an Windows Server [closed]

we decided to install an server here.. but few people in Brazil know to build an Mac Network, and when they know about it its very expesinve. so we did an Windows Network.. We are having some ...
3
votes
2answers
89 views

Gmail outage only on one computer

Problem: Gmail (and only Gmail) quits working for a period of 5-10 mins only on one computer. Problem occurs several times daily Does not appear to be any "triggering event" - user is simply using ...
0
votes
1answer
263 views

Ping/traceroute tool for OSX [closed]

Any suggestions for a network monitoring tool for OS X that can do the same functionality like Axence Nettools. Basically, I want to be able to track ping history and view them as a report. Other ...
1
vote
0answers
195 views

2 Computers, same network, different outgoing speeds when uploading to internet?

Update I've tested both machines plugged directly into the modem, DL is 30Mbps, UL is 12Mbps for both machines. IPCop appears to have some issue with the G5. I have 2 work machines in my office, a ...
0
votes
1answer
51 views

How to Set Up Network Profile Sharing/Single Sign On

I guess this would be the appropriate place to ask this sort of question. At university, our IT staff has set up network profiles, where you can use the same login credentials to gain access to any ...
2
votes
1answer
733 views

Converting iptables command to ipfw

I am trying to convert code I made on ubuntu work with osx. I do not know how to convert the iptables commands to ipfw commands. Any help would be appreciated. Ubuntu Code: echo 1 > ...
0
votes
2answers
4k views

ssh connection refused only from my mac, my linux box connects without issue

I am having a strange issue. I have an EC2 server (Arch Linux) that I am able to access (via ssh) from my local linux server without issue, however when I try to ssh into my EC2 server from my ...
1
vote
2answers
662 views

exclude ip from vpn

I have a mac running a parallels virtual machine with ubunutu server and a webserver installed. I can ssh to it and navigate to the web server in the virtual machine from the mac. Once I connect to my ...
2
votes
3answers
79 views

Lookup IP address of workstation?

I have a list of computer names that I would like to be able to know the IP address of to RDP/VNC from time to time. I was wondering if there was a way I could look them up? I am using a Mac but the ...
2
votes
5answers
388 views

Monitoring network latency

We're having some network issues but were not sure when or where the problem is most affecting users, I'd like to ping a bunch of URLs every few minutes and graph the results. Is there a simple ...
0
votes
2answers
852 views

OSX: See bonjour computers through VPN?

I use VPN to connect to my works network. Is there a way to see those computers through bonjour once I connect? Currently I need their IP to connect since I can't see them. Ideas?
0
votes
2answers
276 views

What is DPT in the context of a firewall log?

I'm not a server admin, but I'm trying to work out why a colleague can't connect to the internet. The settings she's using are exactly the same as everyone else, but she can't connect. We're all Mac ...
1
vote
2answers
3k views

Mac OS X Remote Installation on Macbook Pro

Similar to the way Apple has enabled remote OS X Install using a different computers drive for the Macbook Air, I need to enable it on my Macbook Pro. When holding down the option key and booting ...
2
votes
2answers
105 views

Networking Noob wants advice on best setup for multi-OS filesharing and fileserving

I'm a Stack Overflow user but I've never used SF before. I've upgraded to newer machines this week and would like to get everything all interconnected nicely but I'm a little unsure how to go about ...
0
votes
4answers
806 views

network slow on port 80 only

i'm trying to diagnose why our company's wifi network is running really slow. the network is wpa2 encrypted, and there hasn't been any other traffic accessing our network other than the 5 computers ...
0
votes
1answer
409 views

Are Proxy settings on a MAC profile specific

Quite a specific question. I have an luser who is getting a mis-configured proxy error which is served by the proxy server if the user dosn't have the proxy settings. Before I drive over there was ...
1
vote
6answers
751 views

Strange latency in my wireless connection which has “full bars”, mac mini only

I am experiencing strange latency on my mac mini (os x 10.5.6) when I'm using my wireless internet. It has "full bars". It only happens on the mac mini, not on the other two windows computers that ...
8
votes
8answers
365 views

Macintosh gotchas

Up until now, I've only managed networks with Windows users and the occasional *nix server. Soon, a few users with Macs will get added to our network. What are some "gotchas" to look out for when ...